Toshibaメーカーe-Studio160の使用説明書/サービス説明書
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DIGIT AL MUL TI FUNCTION e-STUDIO160/200/250 File No. SHE02000200 R02092123800-TTEC.
© 2002 TOSHIBA TEC CORPORA TION All rights reserved.
December 2002 TOSHIBA TEC e-STUDIO160/200/250 GENERAL PRECAUTIONS GENERAL PRECAUTIONS REGARDING THE INST ALLA TION AND SERVICE FOR e-STUDIO160/200/250 SERIES The installation and service should be done by a qualified service technician.
e-STUDIO160/200/250 GENERAL PRECAUTIONS December 2002 TOSHIBA TEC • A void exposure to laser radiation during servicing. – Avoid direct exposure to beam. – Do not insert tools, parts, etc. that are reflective into the path of the laser beam. – Remove all watches, rings, bracelets, etc.
December 2002 TOSHIBA TEC 1 e-STUDIO160/200/250 CONTENTS CONTENTS 1. ADJUSTMENT ITEM S .................................................................................................. 1-1 1.1 Error Code Li st ........................................
e-STUDIO160/200/250 CONTENTS 2 December 2002 TOSHIBA TEC 2. PREVENTIVE MAINTENANCE (PM) ............................................................................ 2-1 2.1 Maintenance Performed Every 81,000 (e-STUDIO160/200 Series) and 99,000 Copies (e-STUDIO250 Seri es) .
December 2002 TOSHIBA TEC 3 e-STUDIO160/200/250 CONTENTS 5. UPDA TING THE FIRMW ARE ........................................................................................ 5-1 5.1 Ou tline .............................................................
1. ADJUSTMENT ITEMS 2. PREVENTIVE MAINTENANCE (PM) 3. PRECAUTIONS FOR ST ORING & HANDLING SUPPLIES 4. TROUBLESHOOTING 5. UPDA TING THE FIRMW ARE 6.
December 2002 TOSHIBA TEC 1 - 1 e-STUDIO160/200/250 ADJUSTMENT ITEMS E01 Paper jam inside the machine E0 2 Paper jam near the fuser unit E0 3 Paper remaining inside the machine at power on (Except for.
e-STUDIO160/200/250 ADJUSTMENT ITEMS 1 - 2 December 2002 TOSHIBA TEC Classification Error code Machine status E41 Copier front cover or side cover is opened during copying (Copier front cover, side co.
December 2002 TOSHIBA TEC 1 - 3 e-STUDIO160/200/250 ADJUSTMENT ITEMS - Internal tray full (when finisher bridge installed) (e-STUDIO200/250 series) - No paper in the cassette 1 - No paper in the casse.
e-STUDIO160/200/250 ADJUSTMENT ITEMS 1 - 4 December 2002 TOSHIBA TEC Classification Error code Machine status CALL SERVICE from the optical system CALL SERVICE from the process system CALL SERVICE fro.
December 2002 TOSHIBA TEC 1 - 5 e-STUDIO160/200/250 ADJUSTMENT ITEMS C90 Reserved C91 SRAM abnormality (Lithium battery or SRAM chip are abnormal.) C92 to C94 Reserved C95 Power supply unit fan motor .
e-STUDIO160/200/250 ADJUSTMENT ITEMS 1 - 6 December 2002 TOSHIBA TEC 1.2 Self-Diagnosis Modes The self-diagnosis functions are used to make the settings for the various PPC functions. This document describes the self-diagnosis functions. For the F AX functions, refer to the SERVICE HANDBOOK (GD-1061).
December 2002 TOSHIBA TEC 1 - 7 e-STUDIO160/200/250 ADJUSTMENT ITEMS Note: Pow er ON T urn on the power switch. Power OFF T urn o n the p ower sw itch. INT Press the INTERRUPT key . C/S Press the CLEAR/STOP key . Menu map The menu below can be selected by pressing the program key .
e-STUDIO160/200/250 ADJUSTMENT ITEMS 1 - 8 December 2002 TOSHIBA TEC Power ON 0 5 Digital Keys Digital Keys Enter code Adjustment value TEST MODE A MC= TEST MODE A MC= 205 Enter code ( C/S used to correct value) 1.
December 2002 TOSHIBA TEC 1 - 9 e-STUDIO160/200/250 ADJUSTMENT ITEMS Code 205 210 220 221 233 234 235 261 Factor Development Charging Transfer Transfer Separation Separation Separation Laser Adjustmen.
e-STUDIO160/200/250 ADJUSTMENT ITEMS 1 - 10 December 2002 TOSHIBA TEC Scanning adjustment Code 304 305 306 354 355 356 357 358 365 366 380 381 Factor Scanner mechanism Scanner mechanism Scanner mechanism R/ADF RADF R/ADF R/ADF R/ADF R/ADF RADF ADF ADF Adjustment item (05) Scanner feed magnification 0.
December 2002 TOSHIBA TEC 1 - 11 e-STUDIO160/200/250 ADJUSTMENT ITEMS Printer adjustment Code 453 455 456 457 458 463 465 497 Factor Printer system Printer system Printer system Printer system Printer system Printer system Printer system Printer system Adjustment item Aligning amount Cassette 2 (PFU) Short size (0.
e-STUDIO160/200/250 ADJUSTMENT ITEMS 1 - 12 December 2002 TOSHIBA TEC Scan image processing parameter 600 DPI Code 620 621 622 693 694 695 Factor Image quality Image quality Image quality Density Adjustment item No. of units: HPF table number 0: Use of default value 1: Text/Photo mode 2: Photo mode 3: For Text mode 4 - 9: Unused No.
December 2002 TOSHIBA TEC 1 - 13 e-STUDIO160/200/250 ADJUSTMENT ITEMS 1.2.2 System mode <Key used in operation> <Display messages> 0 8 Digital Keys Digital Keys Enter code Setting value TE.
e-STUDIO160/200/250 ADJUSTMENT ITEMS 1 - 14 December 2002 TOSHIBA TEC Setting item SFB paper size 0: A3 (8K) 1: A4 (16K) 2: A4R (16KR) 3: A5R 4: B4 5: B5 6: B5R 7: LETTER 8: LETTER-R 9: LEDGER 10: LEG.
December 2002 TOSHIBA TEC 1 - 15 e-STUDIO160/200/250 ADJUSTMENT ITEMS Code 375 376 377 385 386 388 389 400 401 402 403 404 406 407 408 Factor COUNT COUNT COUNT COUNT COUNT COUNT COUNT Process Process .
e-STUDIO160/200/250 ADJUSTMENT ITEMS 1 - 16 December 2002 TOSHIBA TEC Acceptable value *1 4-13 0-7 0-5 0-4 0-18 10 ms/step 0-18 10 ms/step 0-1 0-5 0-1 0-2 0-2 0-8 0-2 0-2 0-2 0-3 0-1 0-1 Refer to page.
December 2002 TOSHIBA TEC 1 - 17 e-STUDIO160/200/250 ADJUSTMENT ITEMS Code 618 620 635 641 642 648 649 650 652 665 673 685 688 Factor F/W F/W F/W F/W F/W F/W F/W F/W F/W Setting item Default setting for mixed size originals 0: OFF 1: ON * Setting 08-618 to 1 (ON) and 08-641 to 4 (alternate) simultaneously is not al- lowed.
e-STUDIO160/200/250 ADJUSTMENT ITEMS 1 - 18 December 2002 TOSHIBA TEC 1.2.3 User test mode When you press the PROGRAM key and enter the TEST mode from the menu, the items that can be tested by the user are displayed. (1 ) AUTO TEST This mode allows the user to independently diagnose the machine by automatically performing a series of tests.
December 2002 TOSHIBA TEC 1 - 19 e-STUDIO160/200/250 ADJUSTMENT ITEMS (2) INDIVIDUAL TEST The user can perform a test in interactive mode and locate the faulty point from the test result.
e-STUDIO160/200/250 ADJUSTMENT ITEMS 1 - 20 December 2002 TOSHIBA TEC (3) TEST RESUL T LIST Prints the results of (1) AUTO TEST and (2) INDIVIDUAL TEST . <Key used in operation> <Display messages> If there is any NG in the RESUL T column, the corresponding test is problematic.
December 2002 TOSHIBA TEC 1 - 21 e-STUDIO160/200/250 ADJUSTMENT ITEMS 1.2.4 Function test The function test checks each function of the copier . T o enter the function test mode, follow the procedure .
e-STUDIO160/200/250 ADJUSTMENT ITEMS 1 - 22 December 2002 TOSHIBA TEC (1) 01. OPE P ANEL TEST This test checks the control panel display . When any key other than ST ART and CLEAR/STOP is pressed during the display test, O and X are displayed alternately in the lower right of the display .
December 2002 TOSHIBA TEC 1 - 23 e-STUDIO160/200/250 ADJUSTMENT ITEMS Power ON 02.PRINT TEST SET 1 3 Digital Keys SET SET Digital Keys Digital Keys SET ST AR T Digital Keys (2) 02.
e-STUDIO160/200/250 ADJUSTMENT ITEMS 1 - 24 December 2002 TOSHIBA TEC TEST PRINT (02) ITEMS Item to be confirmed All completely black at T=0. All completely white at T=255. The density should change smoothly between black and white. There should be 33 levels in a tran- sition between black and white.
December 2002 TOSHIBA TEC 1 - 25 e-STUDIO160/200/250 ADJUSTMENT ITEMS (4) 04. SENSOR TEST When the machine enters the SENSOR TEST Mode, the status of each sensor is indicated on the display . The status can be checked by selecting the corresponding bit.
e-STUDIO160/200/250 ADJUSTMENT ITEMS 1 - 26 December 2002 TOSHIBA TEC • Explanation of status display When the sensor test is carried out, the status of each sensor is indicated on the display with 0 or 1.
December 2002 TOSHIBA TEC 1 - 27 e-STUDIO160/200/250 ADJUSTMENT ITEMS Example 2: Confirm whether or not the optional memory PWA is installed, with the status of bits 6 and 7 of IO1 on the display . As shown in the table below , bits 6 and 7 detect the upper slot and lower slot, respectively .
e-STUDIO160/200/250 ADJUSTMENT ITEMS 1 - 28 December 2002 TOSHIBA TEC Data 1 (A1) ASIC1 A/D CH0 2 (A2) ASIC1 A/D CH2 3 (A3) ASIC1 A/D CH3 4 (IO1) I/O E0100C 5 (IO2) I/O E01006 SENSOR TEST (04) ITEMS Bit 7 6 5 4 3 2 1 0 7 6 5 4 3 2 1 0 7 6 5 4 3 2 1 0 7 6 5 4 3 2 1 0 7 6 5 4 3 2 1 0 Input info.
December 2002 TOSHIBA TEC 1 - 29 e-STUDIO160/200/250 ADJUSTMENT ITEMS Data 6 (IO3) I/O E01008 7 (IO4) I/O E0100A 8 (IO5) I/O E02006 9 (IO6) I/O E02008 Bit 7 6 5 4 3 2 1 0 7 6 5 4 3 2 1 0 7 6 5 4 3 2 1 0 7 6 5 4 3 2 1 0 Input info.
e-STUDIO160/200/250 ADJUSTMENT ITEMS 1 - 30 December 2002 TOSHIBA TEC Data 10 (IO7) I/O E0200A 11 (IO8) I/O E50000 Low order 8 bits 12 (S1) Scanner sensor status 1 Upper 8 bits 13 (S2) Scanner sensor .
December 2002 TOSHIBA TEC 1 - 31 e-STUDIO160/200/250 ADJUSTMENT ITEMS Data 15 (S4) Scanner sensor status 2 Low order 8 bits 16 (P1) PFC Input check 1 17 (P2) PFC Input check 2 *1 18 (P3) PFC Input check 3 *1 Bit 7 6 5 4 3 2 1 0 7 6 5 4 3 2 1 0 7 6 5 4 3 2 1 0 7 6 5 4 3 2 1 0 Input info.
e-STUDIO160/200/250 ADJUSTMENT ITEMS 1 - 32 December 2002 TOSHIBA TEC Data 19 (P4) PFC Input check 4 20 (P5) PFC Input check 5 Bit 7 6 5 4 3 2 1 0 7 6 5 4 3 2 1 0 Input info.
December 2002 TOSHIBA TEC 1 - 33 e-STUDIO160/200/250 ADJUSTMENT ITEMS Power ON SET Cancel 1 3 05.SRAM TEST Select test menu (5) 05. SRAM TEST The read/write test is performed throughout the image memory . The test checks the whole SRAM. When an error is found, the address of the erroneous portion is displayed and the test is stopped.
e-STUDIO160/200/250 ADJUSTMENT ITEMS 1 - 34 December 2002 TOSHIBA TEC Power ON SET Cancel 1 3 07.CLOCK IC TEST Select test menu (7) 07. CLOCK IC TEST After programming the fixed data and time on the c.
December 2002 TOSHIBA TEC 1 - 35 e-STUDIO160/200/250 ADJUSTMENT ITEMS (10) 10. OUTPUT TEST This test checks the operation of the motor , clutch and fan separately . This test can check the operations of two or more parts at the same time. For example, the motor is tuned on while the clutch is on.
e-STUDIO160/200/250 ADJUSTMENT ITEMS 1 - 36 December 2002 TOSHIBA TEC OUTPUT TEST (10) ITEMS Code Compo. Operation Note 101 Copier Main motor ON (discharge also ON)/OFF 102 Copier Toner motor ON/OFF 103 Copier Polygon motor ON ( 600 DPI)/OFF 105 Copier Polygon motor ON ( 16*15.
December 2002 TOSHIBA TEC 1 - 37 e-STUDIO160/200/250 ADJUSTMENT ITEMS Code Compo. Operation Note 302 Copier Transfer DC-ON-HIGH (05-220 value used) 303 Copier Transfer DC-ON-CENTER (05-221 value used).
e-STUDIO160/200/250 ADJUSTMENT ITEMS 1 - 38 December 2002 TOSHIBA TEC 1.2.5 MAINTENANCE (1) MEMORY CLEAR There are two ways to perform memory clear; the power on while pressing the specified keys, and partial memory clear by selecting items to be cleared from the menu.
December 2002 TOSHIBA TEC 1 - 39 e-STUDIO160/200/250 ADJUSTMENT ITEMS b) Item selection from menu <Key used in operation> <Display messages> * # Select TEST MODE SET SET Select MEMORY CLEAR SET Select MAINTENANCE Enter SERVICE MODE Use or keys PROGRAM 01.
e-STUDIO160/200/250 ADJUSTMENT ITEMS 1 - 40 December 2002 TOSHIBA TEC Service parameter setting RAM clear table RAM data RAM clear mode [1] [3] [*] and turn ON *2) *3) [1] [3] [#] and turn ON *2) [*] [#] and turn ON *2) [START] [STOP] and turn ON *2) [0] [8] and turn ON, then [6] [6] [5] *1) [0] [2] and turn ON 1.
December 2002 TOSHIBA TEC 1 - 41 e-STUDIO160/200/250 ADJUSTMENT ITEMS Dial data *c) Clear Clear Clear Clear One touch data Clear Clear Clear Clear Department code data Clear Clear Clear Clear Secure r.
e-STUDIO160/200/250 ADJUSTMENT ITEMS 1 - 42 December 2002 TOSHIBA TEC * # Select TEST MODE SET SET Select MEMORY WRITE SET Select MAINTENANCE Enter SERVICE MODE Use or keys PROGRAM 01.
December 2002 TOSHIBA TEC 1 - 43 e-STUDIO160/200/250 ADJUSTMENT ITEMS 1.2.6 SERVICE LIST This function allows you to print lists. There are six kinds of lists that can be printed. • PROTOCOL TRACE *1 • T OT AL ERRORS *1 • FUNCTION (FUNC 05, 08 List) • DRUM HISTOR Y • FUNCTION (Jam counter , ROM ver .
e-STUDIO160/200/250 ADJUSTMENT ITEMS 1 - 44 December 2002 TOSHIBA TEC (1) PROTOCOL TRACE Refer to the Service Handbook (GD-1061). (2) TOT AL ERRORS Refer to the Service Handbook (GD-1061). (3) FUNCTION (FUNC, 05, 08 List) This list is printed out with a title of SETTING REPORT FOR MAINTENANCE.
December 2002 TOSHIBA TEC 1 - 45 e-STUDIO160/200/250 ADJUSTMENT ITEMS (4) DRUM HISTORY This list is for checking the use status of the drum. It provides a list of information on the drum being used and the previous drum.
e-STUDIO160/200/250 ADJUSTMENT ITEMS 1 - 46 December 2002 TOSHIBA TEC (5) MEMORY DUMP LIST A list of dumped RAM data is printed. Designate a start address (6-digit) and size (4-digit) and press SET for printing. Print Data ADD RE SS Memory dump start address.
December 2002 TOSHIBA TEC 1 - 47 e-STUDIO160/200/250 ADJUSTMENT ITEMS (6) FUNCTION (Jam counter ROM ver .) Press the PROGRAM key and enter the SERVICE mode. Then, select LISTS and print a function list so that the user set information will be printed on the first sheet, and the jam counter on the second sheet.
e-STUDIO160/200/250 ADJUSTMENT ITEMS 1 - 48 December 2002 TOSHIBA TEC Print Data JAM COUNTER Jam information DOCUMENT Jamm ed original count P APER JAM T otal count of TYPE1 to 7 TYPE1 JAM T otal coun.
December 2002 TOSHIBA TEC 1 - 49 e-STUDIO160/200/250 ADJUSTMENT ITEMS Power ON 0 2 Code No W arming up ( F/C used to correct value) SET or ST AR T Cancel COUNTRY/REGION= COUNTRY/REGION= 1 Please wait 1.2.7 Country/Region code Setting for country or region.
e-STUDIO160/200/250 ADJUSTMENT ITEMS 1 - 50 December 2002 TOSHIBA TEC 1.2.8 Scanner parking mode <Key used in operation> <Display messages> Power ON 0 9 Carriage moved to the left edge (T o enable packing screws to be refitted in the scanner unit.
December 2002 TOSHIBA TEC 1 - 51 e-STUDIO160/200/250 ADJUSTMENT ITEMS 1.2.9 Speaker volume Adjust the volume of the alarm and key touch tones. <Key used in operation> <Display messages> Select DEF AUL T SETTING Use or keys PROGRAM 01.DEFAULT SETTINGS 02.
e-STUDIO160/200/250 ADJUSTMENT ITEMS 1 - 52 December 2002 TOSHIBA TEC 1.2.10 Adjustment of document width sensor Code 05-380, 381 adjustment procedure. <Key used in operation> Power ON 0 5 Adjust the document guide to the narrowest. (Fig. 1-2-10-1) SET 3 8 Enter code 0 CANCEL Adjust the document guide to the widest.
December 2002 TOSHIBA TEC 1 - 53 e-STUDIO160/200/250 ADJUSTMENT ITEMS 1.3 Image Quality Control If the user wants to change the image density , adjust the image density in adjust mode "05.
e-STUDIO160/200/250 ADJUSTMENT ITEMS 1 - 54 December 2002 TOSHIBA TEC 1.4 Copy Image Dimension Adjustment As for the print image adjustment, the adjustment items are listed below .
December 2002 TOSHIBA TEC 1 - 55 e-STUDIO160/200/250 ADJUSTMENT ITEMS 1.4.1 Adjustment of paper aligning value <Procedure> (Use c ode 450 - 453, 455, 456, 457, 458, 463, 465 in the "05" mode.) (2) Check the copy for image void and if there is any , reduce the new value to "31" "30" "29".
e-STUDIO160/200/250 ADJUSTMENT ITEMS 1 - 56 December 2002 TOSHIBA TEC 1.4.2 Printer unit adjustment a) Polygonal motor 600 dpi (Primary scanning reproduction ratio of the printer unit) (1) Set 0 for codes 430 to 433 of the margin setup in 05: Adjustment mode.
December 2002 TOSHIBA TEC 1 - 57 e-STUDIO160/200/250 ADJUSTMENT ITEMS (2) Measure the distance "B" which is the distance from the left side of the test print paper to the 6th line. Print movement direction B 01-04-04 b) Laser starting position 600 dpi/PPC (1) Make a test print and adjustment as in the following procedure.
e-STUDIO160/200/250 ADJUSTMENT ITEMS 1 - 58 December 2002 TOSHIBA TEC (2) Measure the distance "C" which is the distance between the 5th line and 15th line from the leading edge of the test print paper .
December 2002 TOSHIBA TEC 1 - 59 e-STUDIO160/200/250 ADJUSTMENT ITEMS < Adjustment procedure > (1) Make a test print and adjustment as in the following procedure.
e-STUDIO160/200/250 ADJUSTMENT ITEMS 1 - 60 December 2002 TOSHIBA TEC Paper cassette Cassette selection value Cod e Cassette 1 1 44 0 Cassette 2 2 44 1 Cassette 3/4 3/4 44 4 Bypass 0 442 LCF 3 443 (3) In order to set the distance "D" to 50 mm.
December 2002 TOSHIBA TEC 1 - 61 e-STUDIO160/200/250 ADJUSTMENT ITEMS 1.4.3 Scanner unit adjustment a) CCD primary scanning deviation (1) Place the scale (its end to the rear side original scale and its side to the left side original scale) on the original glass and make an A4/L T 100% copy .
e-STUDIO160/200/250 ADJUSTMENT ITEMS 1 - 62 December 2002 TOSHIBA TEC (2) Compare the copy and the scale. (3) In order to adjust the divisions of the scale, do as follows. Notes: 1. An increase in the value corresponds to an increase in the division of scale (0.
December 2002 TOSHIBA TEC 1 - 63 e-STUDIO160/200/250 ADJUSTMENT ITEMS (2) Place the scale (its end to the left side original scale) on the original glass and make an A3/LD 200% copy . (3) In order to correct the distance "F", which should be 20 ±0.
e-STUDIO160/200/250 ADJUSTMENT ITEMS 1 - 64 December 2002 TOSHIBA TEC Copy movement direction 2.0 ± 0.5 mm (2) T o establish a 2.0 ± 0.5 mm blank space on the left side of the copy , adjust using the following procedure. Notes: 1. An increase in the value corresponds to an increase in the blank image (0.
December 2002 TOSHIBA TEC 1 - 65 e-STUDIO160/200/250 ADJUSTMENT ITEMS (2) T o establish a 2.0 ± 0.5 mm blank space on the right side of the copy , adjust using the following procedure. 01-04-12 Power ON 0 5 SET Digital Keys SET INT ST AR T INT Power OFF (Set the value) (T est copy) (Code) 4 3 2 Notes: 1.
e-STUDIO160/200/250 ADJUSTMENT ITEMS 1 - 66 December 2002 TOSHIBA TEC 1.5 Sharpness (HPF) Adjustment If the user wants to change the image sharpness to softer or harder , adjust the HPF intensity in adjust mode "05".
December 2002 TOSHIBA TEC 1 - 67 e-STUDIO160/200/250 ADJUSTMENT ITEMS If the user wants to change the gamma curve, adjust the gamma slope correction in adjust mode "05." Image mode Adjustment item Remarks Photo/Text Photo Text 59 3 594 595 Gamma slope correction If the value is increased, the image is darkened.
e-STUDIO160/200/250 ADJUSTMENT 1 - 68 December 2002 TOSHIBA TEC 1.7 High-V oltage Adjustment The developer bias, main charger , transfer charger and separation charger outputs must be adjusted when the high-voltage power supply unit is replaced.
December 2002 TOSHIBA TEC 1 - 69 e-STUDIO160/200/250 ADJUSTMENT High-V oltage measurement jig Green cable White cable Red cable Main charger cable Machine frame (Frame grounding) Green cable 01-07-07 .
e-STUDIO160/200/250 ADJUSTMENT 1 - 70 December 2002 TOSHIBA TEC : Adjust value "YYY" so that the measurement values satisfy the values in the following table. Code ADJUST MODE MC = (2) Operation Note When adjusting the high-voltage output, a measuring jig is required.
December 2002 TOSHIBA TEC 1 - 71 e-STUDIO160/200/250 ADJUSTMENT 1.7.2 Precautions (1) Developer bias Caution during Adjustment If fogging appears over the entire surface even though the grid voltage are appropriate, adjust the developer bias on the control panel.
e-STUDIO160/200/250 ADJUSTMENT 1 - 72 December 2002 TOSHIBA TEC (2 ) T ransfer Items to Check before Adjustment Pockmarks or defective transfer also occur in defects besides transfer output adjustment defects. If this happens, check the following items.
December 2002 TOSHIBA TEC 1 - 73 e-STUDIO160/200/250 ADJUSTMENT (3) Separation Items to Check before Adjustment Defective separation from the drum also occurs in other than separation output adjustment de- fects. If this happens, check the following items.
e-STUDIO160/200/250 ADJUSTMENT ITEMS 1 - 74 December 2002 TOSHIBA TEC 3. Hold original glass stay to original glass and tighten 2 screws. Fig. 1-8-3 1.8 Adjusting the Scanner Section 1.8.1 Installing glass (a) Installing ADF glass T o install new ADF glass, wipe off the mounting surface and mount the glass by placing it at the position shown right.
December 2002 TOSHIBA TEC 1 - 75 e-STUDIO160/200/250 ADJUSTMENT ITEMS 6. If the tilt is as shown below , loosen 6 screws retaining stopper , move (adjust) original glass stopper plate to the front side, and then secure it.
e-STUDIO160/200/250 ADJUSTMENT ITEMS 1 - 76 December 2002 TOSHIBA TEC 1.8.2 Installing the scanner motor When mounting the scanner motor , adjust the tension of timing belt 142 and timing belt 157 in the following manner . Note: When mounting, do not mix up the screws.
December 2002 TOSHIBA TEC 1 - 77 e-STUDIO160/200/250 ADJUSTMENT ITEMS 1.8.3 Adjusting the carriage 1 (a) Installing carriage 1 When installing carriage 1, make adjustments in the following manner: 1. Pass the lamp cable over the roller of carriage 2 and place carriage 1 on scanner .
e-STUDIO160/200/250 ADJUSTMENT ITEMS 1 - 78 December 2002 TOSHIBA TEC (b) Image distortion adjustment After installing scanner assembly in the copier , make an copy (LD: NAD model, A3: MJD/CND/AUD/ ASD/SAD models) and check it for skew . If skew occurs, make adjustments in the following manner: 1.
December 2002 TOSHIBA TEC 1 - 79 e-STUDIO160/200/250 ADJUSTMENT ITEMS 1.8.4 Installing carriage 2 (a) Wire tension adjustment 1. Install wire on carriage 2 by winding up as shown below . Fig. 1-8-15 2. Remove the clip jig mounted on scanner drive shaft.
e-STUDIO160/200/250 ADJUSTMENT ITEMS 1 - 80 December 2002 TOSHIBA TEC 7. Apply the screw lock paint to all the screws se- cured. (b) Installing the wire to the pulleys W inding the wire on pulley . 1. Fit the φ 3.2 spherical terminal at the center of the wire into the hole in the wire winding pulley .
December 2002 TOSHIBA TEC 1 - 81 e-STUDIO160/200/250 ADJUSTMENT ITEMS Notes: 1. When winding the wire on the pulley , keep the following points in mind. • Do not wind the wire while twisting. • T ensely wind the wire so that it will be placed in contact with the pulley .
e-STUDIO160/200/250 ADJUSTMENT ITEMS 1 - 82 December 2002 TOSHIBA TEC 1.8.5 CCD unit (a) Replacing the CCD unit • Since the lens unit was precisely adjusted at the factory , it must not be readjusted in the field or some of its components must not be replaced.
December 2002 TOSHIBA TEC 1 - 83 e-STUDIO160/200/250 ADJUSTMENT ITEMS (b) Installing CCD unit When changing CCD unit, install the unit in the fol- lowing manner: 1. With CCD unit temporarily mounted, set the jig. Note: When setting the CCD jig, there must be no space between CCD unit and the spe- cial CCD jig.
e-STUDIO160/200/250 ADJUSTMENT ITEMS 1 - 84 December 2002 TOSHIBA TEC (c) Adjusting the CCD unit 1. Remove original glass. (See Fig. 7-8-7 of the Service Manual) 2. Remove the blind plate. (See Fig. 7-8-16 and 7-8-17 of the Service Manual) 3. Place the CCD jig on CCD unit and loosen 3 screws.
December 2002 TOSHIBA TEC 1 - 85 e-STUDIO160/200/250 ADJUSTMENT ITEMS 065-04-3 6. If the copy image is reduced, move the unit to the left for adjustment.
e-STUDIO160/200/250 ADJUSTMENT ITEMS 1 - 86 December 2002 TOSHIBA TEC 1 . 9 Adjusting the main drive gear assembly 1. Loosen 2 screws (A) retaining the backlash ad- justing gear of the main drive gear assembly . 2. Locate the main drive gear assembly in the copier and temporarily tighten 7 screws (B) .
December 2002 TOSHIBA TEC 1 - 87 e-STUDIO160/200/250 ADJUSTMENT ITEMS 7. While pressing down the drive gear jig, tighten 7 finger-tight screws (B) of the main drive gear assembly . 8. Loosen the wing screw, release the tab of the drive gear jig arm, and remove the drive gear jig.
e-STUDIO160/200/250 ADJUSTMENT ITEMS 1 - 88 December 2002 TOSHIBA TEC 13. Slowly rotate the main motor clockwise (2 or 3 turns) until the gear of the fuser unit starts ro- tating (for e-STUDIO160 series). 14. Slowly turn the main motor clockwise two or three times and check that the stud no longer moves (for e-STUDIO200/250 series).
December 2002 TOSHIBA TEC 1 - 89 e-STUDIO160/200/250 ADJUSTMENT ITEMS 11 12 Plate Screw (A) Main drive gear assembly Collar 16. T ighten the screw (A) while holding the plate so that the place will not be dislodged.
e-STUDIO160/200/250 ADJUSTMENT ITEMS 1 - 90 December 2002 TOSHIBA TEC 8. Settings for the date and time For details, see chapter 5 of the Operator's Manual. PROGRAM 0 3 1 0 INITIAL SETUP DA TE & TIME SETTING DD-MM-YYYY DAY HH:MM 15-01-2003 WED 10:10PM 1.
December 2002 TOSHIBA TEC 1 - 91 e-STUDIO160/200/250 ADJUSTMENT ITEMS 10. Entering the adjustment value for the printing position. Enter the setting value for the following 21 items. For the setting values, refer to the FUNCTION LIST printed before replacing the MAIN PW A, or the FUNCTION LIST on the inside of the rear cover of the copier .
e-STUDIO160/200/250 ADJUSTMENT 1 - 92 December 2002 TOSHIBA TEC 1.1 1 Measurement of T ransfer Guide Bias The transfer charger bias is applied to the pinch roller and the paper guide plate to prevent the transfer charger charge from escaping through the recording paper during transfer .
December 2002 TOSHIBA TEC 1 - 93 e-STUDIO160/200/250 ADJUSTMENT : Turn the transfer guide bias ON. Measure the transfer guide bias at the following two points: Important: The settings and conditions o.
e-STUDIO160/200/250 ADJUSTMENT 1 - 94 December 2002 TOSHIBA TEC 1.12 Adjustment of the doctor-sleeve gap T ool to be used: Doctor-sleeve jig (1) Remove the toner cartridge and process unit. (2) Detach the drum assembly and dispose the developer material (Chapter 3-4 [G] in the Service Manual).
December 2002 TOSHIBA TEC 2 - 1 e-STUDIO160/200/250 PREVENTIVE MAINTENANCE 2. PREVENTIVE MAINTENANCE (PM) 2.1 Maintenance Performed Every 81,000 (e-STUDIO160/200 Series) and 99,000 Copies (e-STUDIO250 Series) (1) Preparation Ask user about the current machine condition and note them down.
e-STUDIO160/200/250 PREVENTIVE MAINTENANCE 2 - 2 December 2002 TOSHIBA TEC MAIN (Front view) 29 24 27 25 30 2 66 69 65 5 26 31 28 16 14 15 13 17 12 1 33 35 7 72 71 64 18 19 32 * For an unspecified number , refer to the Parts List.
December 2002 TOSHIBA TEC 2 - 3 e-STUDIO160/200/250 PREVENTIVE MAINTENANCE MAIN (Rear view) 62 63 57 22 92 51 52 47 48 38 37 36 39 40 41 46 45 42 58 44 43 49 23 50 53 54 55 56 60 64 61 74 73 8 * For an unspecified number , refer to the Parts List.
e-STUDIO160/200/250 PREVENTIVE MAINTENANCE 2 - 4 December 2002 T OSHIBA TEC Section Process unit Around-Process unit area Fuser unit Item to check 1. Process unit Photoconductive drum Drum cleaning bl.
December 2002 TOSHIBA TEC 2 - 5 e-STUDIO160/200/250 PREVENTIVE MAINTENANCE Section Scanner Laser scanner unit Transfer charger unit Tray-up unit Main drive unit Main drive unit Exit drive Paper feed unit Paper guide unit Item to check 24. Shading sheet 25.
e-STUDIO160/200/250 PREVENTIVE MAINTENANCE 2 - 6 December 2002 TOSHIBA TEC * Notes on the Preventive Maintenance Checklist *1. Photoconductive drum Refer to "3.
December 2002 TOSHIBA TEC 2 - 7 e-STUDIO160/200/250 PREVENTIVE MAINTENANCE *7. Drum gear/Cleaner paddle drive gear/T oner recovery auger drive gear Confirm that toner or foreign matters is not stuck to the drum gear , cleaner paddle drive gear or toner recover auger drive gear .
e-STUDIO160/200/250 PREVENTIVE MAINTENANCE 2 - 8 December 2002 TOSHIBA TEC *13. HR drive gear 2 Every time when the HR drive gear 2 or heat roller (metallic gold or dark green) is replaced (135K/ 165K), wipe the old oil up and apply 0.075g of white grease (molykote HP-300) to the area around the boss inside of HR drive gear 2.
December 2002 TOSHIBA TEC 2 - 9 e-STUDIO160/200/250 PREVENTIVE MAINTENANCE *23. T ransfer guide roller Refer to “3.5 Checking and Replacing the T ransfer Guide Roller”. *24. Exit roller T o clean the surface of the exit roller , use a cloth which should be soaked in water and then wrung strongly .
e-STUDIO160/200/250 PREVENTIVE MAINTENANCE 2 - 10 December 2002 TOSHIBA TEC MY-1015 8 8 7 8 Section Tray-up unit Gears Rollers Other Item to check 1. Tray-up Motor 2. Tray-up gear 1 3. Tray-up gear 2 4. Tray-up gear 3 5. Tray-up gear 4 6. Tray-up gear 5 7.
December 2002 TOSHIBA TEC 2 - 11 e-STUDIO160/200/250 PREVENTIVE MAINTENANCE MD-0101 2 3 4 4 1 5 5 1 2 Section Motor gears Item to check 1. Gear GG0SSW4/USS044 2.
e-STUDIO160/200/250 PREVENTIVE MAINTENANCE 2 - 12 December 2002 TOSHIBA TEC MR-301 1 Section Clutch gears Rollers Item to check 1. RADF clutch gear 56/16 2. RADF clutch gear 40/24 3. RADF clutch gear 20 4. RADF clutch gear 66 5. RADF clutch gear 25 6.
December 2002 TOSHIBA TEC 2 - 13 e-STUDIO160/200/250 PREVENTIVE MAINTENANCE KD-1009 Section Gears Other (MY-1017) Item to check 1. Gear GG10S018/05H073 2. Gear GG10S018/05H048 3. Gear GP10S018/3GT031 4. Gear 10S031-06 5. Gear 10S016-06 6. Gear GP10S016/2GT027 7.
e-STUDIO160/200/250 PREVENTIVE MAINTENANCE 2 - 14 December 2002 TOSHIBA TEC 2.3 PM Kit Classification of kits Transfer wire Guide roller gear Defense sheet R Defense sheet F Guide roller Guide roller .
December 2002 TOSHIBA TEC 2 - 15 e-STUDIO160/200/250 PREVENTIVE MAINTENANCE 2.4 List of Adjustment T ools Classification of tools Clip jig CCD jig Spring jig (wire) Spring jig (belt) Drive gear jig Hi.
December 2002 TOSHIBA TEC 3 - 1 e-STUDIO160/200/250 PRECAUTIONS FOR STORING & HANDLING SUPPLIES 3. PRECAUTIONS FOR STORING & HANDLING SUPPLIES 3.
e-STUDIO160/200/250 PRECAUTIONS FOR STORING & HANDLING SUPPLIES 3 - 2 December 2002 TOSHIBA TEC 3.2 Checking and Cleaning of the Pressure Roller (1) Handling precautions Do not allow any hard object to hit or rub against the surface. Do not stain the pressure roller surface with any oil of fingerprints, etc.
December 2002 TOSHIBA TEC 3 - 3 e-STUDIO160/200/250 PRECAUTIONS FOR STORING & HANDLING SUPPLIES 3.4 Checking and Cleaning of the Heat Roller (1) Handling Precautions Do not leave any oil (fingerprints, etc.
e-STUDIO160/200/250 PRECAUTIONS FOR STORING & HANDLING SUPPLIES 3 - 4 December 2002 TOSHIBA TEC 3.6 Checking and Cleaning of the Photoconductive Drum (1) Use of gloves Since fingerprints or oil st.
December 2002 TOSHIBA TEC 3 - 5 e-STUDIO160/200/250 PRECAUTIONS FOR STORING & HANDLING SUPPLIES 3.7 Checking and Cleaning of the Drum Cleaning Blade (1) Handling Precautions Since the edge of the cleaning blade performs the cleaning operation, pay attention to the followings: • Do not hit or rub the blade edge with anything hard.
December 2002 TOSHIBA TEC 4 - 1 e-STUDIO160/200/250 TROUBLESHOOTING 4. TROUBLESHOOTING Before starting any repair work, strictly obey the following instructions. CAUTION: • When replacing parts, be sure to turn the main switch OFF and unplug the power-cord plug from the outlet.
e-STUDIO160/200/250 TROUBLESHOOTING 4 - 2 December 2002 TOSHIBA TEC 4.1 T roubleshooting Based on Error Code 4.1.1 T ransporting jam in the main body E01 Paper jam inside the machine E02 Paper jam near the fuser unit When recording paper is left inside the machine, remove it.
December 2002 TOSHIBA TEC 4 - 3 e-STUDIO160/200/250 TROUBLESHOOTING Near the exit unit (ADU is not installed) Is the exit roller of the exit unit driven when the main motor is manually rotated clockwise? Check to see if there are any foreign obstacles on the paper path in the exit unit.
e-STUDIO160/200/250 TROUBLESHOOTING 4 - 4 December 2002 TOSHIBA TEC Is the exit sensor working? (using the test mode 04, Sensor T est, DA T A No. 6 Bit 3) 1. Check if each connector between the exit sensor and relay PWA (CN45) is disconnected. 2. Check if each connector pin is removed or the harness is broken.
December 2002 TOSHIBA TEC 4 - 5 e-STUDIO160/200/250 TROUBLESHOOTING Near the OCT Is the OCT paper feed sensor working? (using the test mode 04, Sensor T est, DA T A No. 9 Bit 4) 1. Check if each connector between the OCT paper feed sensor and the OCT PW A (CN262) is disconnected.
e-STUDIO160/200/250 TROUBLESHOOTING 4 - 6 December 2002 TOSHIBA TEC Is the ADU paper jam sensor (Upper) working? (using the test mode 04, Sensor T est, DA T A No. 19 Bit 2) 1. Check if each connector between the ADU paper jam sensor (upper) and the ADU PW A (CN214) is disconnected.
December 2002 TOSHIBA TEC 4 - 7 e-STUDIO160/200/250 TROUBLESHOOTING 4.1.2 Paper feeding jam E11 Paper feeding jam at the ADU If recording paper is left in the ADU, remove it. If this error occurs frequently , the following items should be checked. 1. Check to see if the pinch roller or feed roller in the ADU is damaged.
e-STUDIO160/200/250 TROUBLESHOOTING 4 - 8 December 2002 TOSHIBA TEC E13 T ray 1 feeding jam When recording paper is left on the recording paper path, remove it.
December 2002 TOSHIBA TEC 4 - 9 e-STUDIO160/200/250 TROUBLESHOOTING E14 T ray 2 feeding jam When recording paper is left on the recording paper path, remove it.
e-STUDIO160/200/250 TROUBLESHOOTING 4 - 10 December 2002 TOSHIBA TEC 1. Check if each connector between the 2nd feed roller clutch and the PFC PW A (CN205) is disconnected. 2. Check if each connector between the PFC PW A (CN201) and the relay PW A (CN36) is disconnected.
December 2002 TOSHIBA TEC 4 - 11 e-STUDIO160/200/250 TROUBLESHOOTING E15 T ray 3 feeding jam E19 LCF feeding jam When recording paper is left on the recording path, remove it. If this error occurs frequently , the following items should be checked. Is the PFP paper feed sensor (Upper) working? (using the test mode 04, Sensor T est, DA T A No.
e-STUDIO160/200/250 TROUBLESHOOTING 4 - 12 December 2002 TOSHIBA TEC E16 T ray 4 feeding jam When recording paper is left on the recording path, remove it. If this error occurs frequently , the following items should be checked. Is the PFP paper feed sensor (Lower) working? (using the test mode 04, Sensor T est, DA T A No.
December 2002 TOSHIBA TEC 4 - 13 e-STUDIO160/200/250 TROUBLESHOOTING 4.1.3 T ransporting jam for the optional trays E31 Paper not reach to feed sensor from tray 2 E32 Paper not reach to feed sensor from tray 3/4 E33 Paper not reach to feed sensor from LCF When recording paper is left on the recording paper path, remove it.
e-STUDIO160/200/250 TROUBLESHOOTING 4 - 14 December 2002 TOSHIBA TEC E34 Paper not reach to option cassette feed sensor from tray 3/4 E36 Paper not reach to option cassette feed sensor from LCF When recording paper is left on the recording path, remove it.
December 2002 TOSHIBA TEC 4 - 15 e-STUDIO160/200/250 TROUBLESHOOTING Near the PFP upper transpor t roller Is the PFP clutch working? (using the test mode 10, Output T est, CODE 225 ) 1. Check if each connector between the PFP clutch and the PFP PWA (CN244) is disconnected.
e-STUDIO160/200/250 TROUBLESHOOTING 4 - 16 December 2002 TOSHIBA TEC E35 Paper not reach to PFP paper feed sensor (upper) from tray 4 Is the PFP paper feed sensor (upper) working? (using the test mode 04, Sensor T est, DA T A No.17 Bit 4) 1. Check if each connector between the PFP paper feed sensor (upper) and the PFP PW A (CN243) is disconnected.
December 2002 TOSHIBA TEC 4 - 17 e-STUDIO160/200/250 TROUBLESHOOTING Activate the PFP clutch. (using test mode 10, Output T est, CODE 225) Does the PFP upper transport roller rotate when the PFP main .
e-STUDIO160/200/250 TROUBLESHOOTING 4 - 18 December 2002 TOSHIBA TEC 4.1.4 Paper jam if some cover is opened E41 Front cover or side cover is opened during copying Is the front cover or side cover opened? Close the front cover or side cover . Is the front cover switch working? (using the test mode 04, Sensor T est, DA T A No.
December 2002 TOSHIBA TEC 4 - 19 e-STUDIO160/200/250 TROUBLESHOOTING E42 PFU side door is opened during copying Is the PFU side cover opened? Close PFU side cover . Is the PFU cover open switch working? (using the test mode 04, Sensor T est, DA T A No.
e-STUDIO160/200/250 TROUBLESHOOTING 4 - 20 December 2002 TOSHIBA TEC E43 ADU is opened during copying Is the ADU mounted securely on the copier? Mount the ADU securely to the copier . Is the ADU cover open switch working? (using the test mode 04, Sensor T est, DA T A No.
December 2002 TOSHIBA TEC 4 - 21 e-STUDIO160/200/250 TROUBLESHOOTING E45 Side cover of LCF opened during printing Is the LCF side cover open? Remove paper if there is any . Close the cover . Is the LCF side cover open switch working? (using the test mode 04, Sensor T est, DA T A No.
e-STUDIO160/200/250 TROUBLESHOOTING 4 - 22 December 2002 TOSHIBA TEC 4.1.5 Paper transporting jam at the ADF E71 Original feeding jam at the feeding area of the ADF When original is left inside the AD F , remove it. If this error occurs frequently , the following items should be checked.
December 2002 TOSHIBA TEC 4 - 23 e-STUDIO160/200/250 TROUBLESHOOTING E72 Original transporting jam at the transporting area of the ADF E73 Original exiting at the exiting area of the ADF When original is left inside the ADF , remove it. If this error occurs frequently , the following items should be checked.
e-STUDIO160/200/250 TROUBLESHOOTING 4 - 24 December 2002 TOSHIBA TEC 4.1.6 Paper transporting jam at the RADF E71 Original feeding jam at the feeding area of RADF When original is left inside the RAD F , remove it. If this error occurs frequently , the following items should be checked.
December 2002 TOSHIBA TEC 4 - 25 e-STUDIO160/200/250 TROUBLESHOOTING E72 Original transporting jam at transporting area of the RADF . E73 Original exiting at the exiting area of RADF . When original is left inside the RADF , remove it. If this error occurs frequently , the following items should be checked.
e-STUDIO160/200/250 TROUBLESHOOTING 4 - 26 December 2002 TOSHIBA TEC 4.1.7 Paper jam in finisher EA1 Finisher paper transport delay jam Is there paper remaining on the transport path in the finisher or main unit? Remove the paper .
December 2002 TOSHIBA TEC 4 - 27 e-STUDIO160/200/250 TROUBLESHOOTING EA3 Paper remaining in finisher at power ON Is there paper remaining on the transport path in the finisher? Remove the paper .
e-STUDIO160/200/250 TROUBLESHOOTING 4 - 28 December 2002 TOSHIBA TEC EA5 Finisher stapling jam Is there paper remaining on the transport path in the finisher or main unit or on the stapling tray? Remove the paper .
December 2002 TOSHIBA TEC 4 - 29 e-STUDIO160/200/250 TROUBLESHOOTING EA7 Stack transport jam before stapling Is there paper remaining on the transport path in the finisher or main unit? Remove the paper .
e-STUDIO160/200/250 TROUBLESHOOTING 4 - 30 December 2002 TOSHIBA TEC 4.1.8 Drive system service call C01 Abnormal operation of the main motor 1. Check if each connector between the main motor (CN1, CN2) and the relay PWA (CN29, CN28) is disconnected. 2.
December 2002 TOSHIBA TEC 4 - 31 e-STUDIO160/200/250 TROUBLESHOOTING C04 Abnormal operation of the PFP main motor Is the PFP main motor working? (using the test mode 10. Output T est, CODE 109) 1. Check if each connector between the PFP main motor (CN1, CN2) and the PFP PW A (CN246) is disconnected.
e-STUDIO160/200/250 TROUBLESHOOTING 4 - 32 December 2002 TOSHIBA TEC C06 Abnormal operation of the LCF transport motor Is the LCF transport motor working? (using the test mode 10. Output T est, CODE 270) 1. Check if each connector between the LCF transport motor (CN1) and the LCF PW A (CN102) is disconnected.
December 2002 TOSHIBA TEC 4 - 33 e-STUDIO160/200/250 TROUBLESHOOTING 4.1.9 T emporary paper supply mechanism service call C13 Abnormal operation of the paper tray in the main body Does the tray move up? (using the test mode 10, Output T est, CODE 242) 1.
e-STUDIO160/200/250 TROUBLESHOOTING 4 - 34 December 2002 TOSHIBA TEC C14 Abnormal operation of the 2nd tray Does the PFU tray move up? (using the test mode 10, Output T est, CODE 243) 1. Check if each connector between the PFU tray-up assembly and the PFC PWA (CN208) is disconnected.
December 2002 TOSHIBA TEC 4 - 35 e-STUDIO160/200/250 TROUBLESHOOTING C15 Abnormal operation of the 3rd tray in the PFP Does the PFP tray (upper) move up? (using the test mode 10, Output T est, CODE 275) 1. Check if each connector between the PFP tray-up assembly (upper) and the PFP PW A (CN244) is disconnected.
e-STUDIO160/200/250 TROUBLESHOOTING 4 - 36 December 2002 TOSHIBA TEC C16 Abnormal operation of the 4th tray in the PFP Does the PFP tray (lower) move up? (using the test mode 10, Output T est, CODE 276) 1. Check if each connector between the PFP tray-up assembly (lower) and the PFP PW A (CN244) is disconnected.
December 2002 TOSHIBA TEC 4 - 37 e-STUDIO160/200/250 TROUBLESHOOTING C18 LCF tray-up motor is abnormal Does the LCF tray move ? (using the test mode 10, Output T est, CODE271.) 1. Check the connector of the LCF tray-up motor for disconnection. 2. Check the connectors CN100, CN101 and CN103 on the LCF PWA for discon- nection.
e-STUDIO160/200/250 TROUBLESHOOTING 4 - 38 December 2002 TOSHIBA TEC C19 LCF end fence motor is abnormal Is the end fence working? (using the test mode 10, Output T est, CODE268.) 1. Check the connector of the LCF end fence motor for disconnection. 2.
December 2002 TOSHIBA TEC 4 - 39 e-STUDIO160/200/250 TROUBLESHOOTING 4.1.10 Optical system service call C21 Carriage initialization error Is the wire or belt inside the scanner unit broken? Does the wire or belt inside the scanner unit unfasten? Replace the wire or belt.
e-STUDIO160/200/250 TROUBLESHOOTING 4 - 40 December 2002 TOSHIBA TEC C25 Scanner unit watch dog error This error occurs when the watchdog register fails to be cleared within every certain time inter- val on the scanner control PW A (occurrence of a watchdog interrupt).
December 2002 T OSHIBA TEC 4 - 41 e-STUDIO160/200/250 TROUBLESHOOTING 4.1.11 Process system service call C38 Replaced process unit erro r Replace the rela y PW A.
e-STUDIO160/200/250 TROUBLESHOOTING 4 - 42 December 2002 TOSHIBA TEC C43 Thermistor abnormal C44 Heater disconnection 1 - 3 is the same check as for the C41.
December 2002 TOSHIBA TEC 4 - 43 e-STUDIO160/200/250 TROUBLESHOOTING C57 Communication error between the IPC PW A and the CPU on the main PW A 1. Check the circuit patterns on the main PW A for short-circuits and breaks. 2. Check the IPC PW A for short-circuits and breaks.
e-STUDIO160/200/250 TROUBLESHOOTING 4 - 44 December 2002 TOSHIBA TEC 4.1.14 ADF or RADF system service call C71 RADF DC motor lock error Is the RADF DC motor working (forward/reverse)? (using the test mode 10, Output T est, CODE 281/282) 1. Check if each connector between the RADF DC motor and the RADF PWA is disconnected.
December 2002 TOSHIBA TEC 4 - 45 e-STUDIO160/200/250 TROUBLESHOOTING C73 RADF EEPROM initialization error 1. Check if any conductor pattern (IC12 and surrounding area) on the RADF PW A is open- or short-circuited. 2. Replace the RADF PWA. C74 RADF SB sensor adjustment error 1.
e-STUDIO160/200/250 TROUBLESHOOTING 4 - 46 December 2002 TOSHIBA TEC C82 Read Sensor Adjustment Error (ADF/RADF) (ADF) 1. Check there are any foreign obstacles between the read sensor and the reflection mirror . 2. Check if the read sensor or reflection mirror is dirty .
December 2002 TOSHIBA TEC 4 - 47 e-STUDIO160/200/250 TROUBLESHOOTING C83 Original length sensor adjustment error 1. Check there are any foreign obstacles between the original length sensor and the reflection mirror . 2. Check if the original sensor or reflection mirror is dirty .
e-STUDIO160/200/250 TROUBLESHOOTING 4 - 48 December 2002 TOSHIBA TEC 4.1.15 Other abnormal service call C91 SRAM abnormality 1. T urn the main switch OFF . Perform the RAM clear ([1] [3] [*] + ON). 2. If C91 appears again after the RAM clear , go to step 3.
December 2002 TOSHIBA TEC 4 - 49 e-STUDIO160/200/250 TROUBLESHOOTING C97 V acuum fan motor abnormality 1. Check if each connector between the paper guide assembly and the relay PW A (CN34) is disconnected. 2. Check if each connector between the relay PW A (CN21) and the main PWA (CN15) is dis- connected.
e-STUDIO160/200/250 TROUBLESHOOTING 4 - 50 December 2002 TOSHIBA TEC 4.1.17 Finisher related service call CB2 Delivery motor is abnormal Rotate the delivery motor by hand. Does it rotates smoothly? Correct the mechanism. Is the delivery motor clock sensor working normally? Replace the sensor .
December 2002 TOSHIBA TEC 4 - 51 e-STUDIO160/200/250 TROUBLESHOOTING CC8 Front jogging motor is abnormal Is the front jogging plate home position sensor working properly? Replace the sensor . Is the wiring between the finisher controller PW A and front jogging motor correct? Correct the wiring.
e-STUDIO160/200/250 TROUBLESHOOTING 4 - 52 December 2002 TOSHIBA TEC CC9 Upper stack tray lift motor is abnormal Is the wiring between the finisher controller PW A and upper stack tray lift motor correct? Correct the wiring. Are the front and rear sides of the upper stack tray leveled? Level them.
December 2002 TOSHIBA TEC 4 - 53 e-STUDIO160/200/250 TROUBLESHOOTING CCA Lower stack tray lift motor is abnormal Is the wiring between the finisher controller PW A and lower stack tray lift motor correct? Correct the wiring. Are the front and rear sides of the lower stack tray leveled? Level them.
e-STUDIO160/200/250 TROUBLESHOOTING 4 - 54 December 2002 TOSHIBA TEC CCB Rear jogging motor is abnormal Is the rear jogging plate home position sensor working properly? Replace the sensor . Is the wiring between the finisher controller PW A and rear jogging motor correct? Correct the wiring.
December 2002 TOSHIBA TEC 4 - 55 e-STUDIO160/200/250 TROUBLESHOOTING 4.1.18 Scanner related service call F11 Scanner I/F error 1. Check if each connector between the scanner control PW A (CN6) and the main PWA (CN8) is disconnected. 2. Check if each connector pin is removed or the harness is broken.
e-STUDIO160/200/250 TROUBLESHOOTING 4 - 56 December 2002 TOSHIBA TEC 4.1.19 Printer related service call F21 Printer PW A memory error 1. Check if the printer PW A is firmly connected to the main PWA (CN5). 2. Check if the connector pin is removed. 3.
December 2002 TOSHIBA TEC 4 - 57 e-STUDIO160/200/250 TROUBLESHOOTING 4.1.21 OCT system service call F41 Initial detection error of the offset tray 1. Check if each connector between the OCT motor and the OCT PW A (CN261) is discon- nected. 2. Check if each connector between the OCT PW A (CN261) and the relay PWA (CN41) is disconnected.
e-STUDIO160/200/250 TROUBLESHOOTING 4 - 58 December 2002 TOSHIBA TEC Main-Classification — Paper transport speed in registration section Drum Main drive gear assembly Drum Drive Gear Polygonal mirro.
December 2002 TOSHIBA TEC 4 - 59 e-STUDIO160/200/250 TROUBLESHOOTING Measures — Clean rubber roller . Surface with alcohol or replace it with new one. Replace registration roller . — Replace process unit or drum. Clean drum, replace process unit or drum.
e-STUDIO160/200/250 TROUBLESHOOTING 4 - 60 December 2002 TOSHIBA TEC (2) Blurred image Feeding direction Step 1 2 3 4 5 6 7 8 9 Cause/Defect area Paper Machine installation place Process unit (developer) Transfer charger unit Process unit (drum) Laser scanner unit Measures Change paper.
December 2002 TOSHIBA TEC 4 - 61 e-STUDIO160/200/250 TROUBLESHOOTING Step 1 2 3 4 5 6 7 8 9 Cause/Defect area Transfer charger unit Process unit (terminals) Process unit drive system Process unit deformation Laser scanner unit HVPS (transfer charger and developer bias) Measures Re-install transfer charger unit securely.
e-STUDIO160/200/250 TROUBLESHOOTING 4 - 62 December 2002 TOSHIBA TEC Step 1 2 3 4 5 Cause/Defect area Process unit installation Process unit (main charger) HVPS (main charger) Measures Re-install process unit securely. Clean terminals. Replace the process unit or charger wire.
December 2002 TOSHIBA TEC 4 - 63 e-STUDIO160/200/250 TROUBLESHOOTING (5) White banding (in feeding direction) Step 1 2 3 4 5 6 7 8 9 10 Cause/Defect area Paper feed path Laser scanner unit Transfer charger unit Process unit (Magnetic roller) Process unit (Doctor blade) Process unit (Drum) Measures Remove the foreign matter.
e-STUDIO160/200/250 TROUBLESHOOTING 4 - 64 December 2002 TOSHIBA TEC (6) White banding (at right angles to feeding direction) Feeding direction Step 1 2 3 4 5 6 7 8 9 Cause/Defect area Process unit (d.
December 2002 TOSHIBA TEC 4 - 65 e-STUDIO160/200/250 TROUBLESHOOTING (7) Black banding (in feeding direction) Step 1 2 3 4 5 6 7 Cause/Defect area Scanner Process unit (main charger) Process unit (Drum) Fuser unit Measures Clean slit, lens and mirrors.
e-STUDIO160/200/250 TROUBLESHOOTING 4 - 66 December 2002 TOSHIBA TEC (8) Black banding (at right angles to feeding direction) Step 1 2 3 4 5 6 Cause/Defect area Process unit (main charger) Process unit (Drum) Fuser unit HVPS (main charger/trans- fer charger) Measures Clean main charger wire, replace process unit or charger wire.
December 2002 TOSHIBA TEC 4 - 67 e-STUDIO160/200/250 TROUBLESHOOTING (9) White Spots Step 1 2 3 4 5 6 7 8 9 Cause/Defect area Transfer charger unit Process unit (drum) Fuser unit Process unit (Developer) HVPS (main charger/ developer bias/transfer charger) Measures Clean guide roller.
e-STUDIO160/200/250 TROUBLESHOOTING 4 - 68 December 2002 TOSHIBA TEC Step 1 2 3 4 5 6 7 Cause/Defect area Paper Laser scanner unit Process unit (main charger) Process unit (developer) Transfer charger unit Measures Change paper. Avoid storing paper in damp place.
December 2002 TOSHIBA TEC 4 - 69 e-STUDIO160/200/250 TROUBLESHOOTING (1 1) Blotched image Step 1 2 3 4 5 6 Cause/Defect area Paper Transfer charger unit HVPS (transfer/separation charger) Measures Change paper. Change paper. Clean case. Clean wire. Adjust output from HVPS, or replace defec- tive HVPS.
e-STUDIO160/200/250 TROUBLESHOOTING 4 - 70 December 2002 TOSHIBA TEC Step 1 2 3 4 5 6 7 8 Cause/Defect area Paper Transfer charger Registration roller Pinch roller HVPS (transfer/separation charger/guide bias) Measures Reinsert paper with reverse side up or change paper.
December 2002 TOSHIBA TEC 4 - 71 e-STUDIO160/200/250 TROUBLESHOOTING (13) Poor cleaning Step 1 2 3 4 5 Cause/Defect area Process unit (drum) Cleaning roller Heat roller Measures Replace process unit or durm. Replace cleaning roller. Replace heat roller.
e-STUDIO160/200/250 TROUBLESHOOTING 4 - 72 December 2002 TOSHIBA TEC Step 1 2 3 4 5 6 7 8 9 10 11 Cause/Defect area Toner empty Transfer charger unit Process unit drive system Toner cartridge Process unit (developer) Process unit (main charger) Process unit (drum) DEV.
December 2002 TOSHIBA TEC 4 - 73 e-STUDIO160/200/250 TROUBLESHOOTING (15) Background Fogging Step 1 2 3 4 5 6 Cause/Defect area Density reproduction Main charger Process unit (developer) Process unit (drum) HVPS (main charger/ developer bias/ transfer charger Measures Adjust density.
e-STUDIO160/200/250 TROUBLESHOOTING 4 - 74 December 2002 TOSHIBA TEC Step 1 2 3 4 5 6 7 Cause/Defect area Density Paper Fuser Measures Adjust density. Use recommended paper. Replace ground plate. Replace heat roller. Replace heat roller. Check heater control circuit.
December 2002 TOSHIBA TEC 4 - 75 e-STUDIO160/200/250 TROUBLESHOOTING (17) Poor fusing Step 1 2 3 4 Cause/Defect area Paper Fuser unit Measures Change paper.
e-STUDIO160/200/250 TROUBLESHOOTING 4 - 76 December 2002 TOSHIBA TEC Step 1 2 3 4 Cause/Defect area Density/Gray balance Printer section Scanner Printed image Measures Adjust density. Go to step 4 if there is any problem on image. Clean them. Perform troubleshooting for faded image.
December 2002 TOSHIBA TEC 4 - 77 e-STUDIO160/200/250 TROUBLESHOOTING (19) Moire/lack of sharpness Step 1 2 Cause/Defect area Density reproduction Parameter adjustment value Measures Adjust density. Check adjustment value for sharpness. Check items Image density reproduction de- fect? Check image processing param- eters.
e-STUDIO160/200/250 TROUBLESHOOTING 4 - 78 December 2002 TOSHIBA TEC Step 1 2 3 Cause/Defect area Original glass Process unit (main charger) Laser scanner unit Measures Clean glass. Clean main charger wire, replace process unit or charger wire. Remove foreign matter or dust with blower.
December 2002 TOSHIBA TEC 4 - 79 e-STUDIO160/200/250 TROUBLESHOOTING (21) Skew (inclined image) Step 1 2 3 4 5 6 7 8 9 10 Cause/Defect area Cassette/LCF Paper feed roller Registration roller Pinch roller Paper guide Original scale Carriage 1 Measures Re-install cassette or LCF properly.
e-STUDIO160/200/250 TROUBLESHOOTING 4 - 80 December 2002 TOSHIBA TEC Step 1 2 3 4 Cause/Defect area Registration roller Pinch roller Paper guide Scanner/printer adjust- ment defect Measures Clean roller surface with alcohol, or replace roller. Re-mount or replace spring.
December 2002 TOSHIBA TEC 4 - 81 e-STUDIO160/200/250 TROUBLESHOOTING (23) Jittering image Step 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Cause/Defect area _ Registration roller Pinch roller Heat roller Process.
December 2002 TOSHIBA TEC 5 - 1 e-STUDIO160/200/250 UPDA TING THE FIRMWA RE 5. UPDA TING THE FIRMW ARE 5.1 Outline When you want to use the latest version of the firmware, or when the firmware is damaged and the copier is inoperable, the following procedure is used to update the firmware.
e-STUDIO160/200/250 UPDA TING THE FIRMWAR E 5 - 2 December 2002 TOSHIBA TEC 5.2 Using the Recovery PW A Downloading procedures differ with the main data and the scanner data. Refer to the following sections: • Main data: 5.2.1 Using the main recovery PWA (this page) • Scanner data: 5.
December 2002 TOSHIBA TEC 5 - 3 e-STUDIO160/200/250 UPDA TING THE FIRMWA RE Fig 5-2-3 (5) T urn on the power. Downloading of the main data starts. The downloading status is displayed on the LCD of the copier as follows: • Data is being downloaded from the ROM on the recovery PW A to the DRAM on the main PWA.
e-STUDIO160/200/250 UPDA TING THE FIRMWAR E 5 - 4 December 2002 TOSHIBA TEC (6) T urn off the power . (7) Remove the main recovery PW A and attach the rear cover. Important: Only when the main data is downloaded after changing the main PW A. In such a case, follows the step (a) through (g) described below .
December 2002 TOSHIBA TEC 5 - 5 e-STUDIO160/200/250 UPDA TING THE FIRMWA RE Fig 5-2-5 Connector Scanner recovery PW A ROM 05-02-04 5.2.2 Using the scanner recovery PW A Important: Do not turn off the power of the copier while downloading. Data may be damaged, causing the copier not to operate normally .
e-STUDIO160/200/250 UPDA TING THE FIRMWAR E 5 - 6 December 2002 TOSHIBA TEC 05-02-07-1 Scanner recovery PW A Scanner control PW A CN3 (5) Remove the blind plate. Fig 5-2-6 (6) Insert the main recovery PW A into CN3 of the scanner control PW A, with the ROM mounting side facing outside the copier .
December 2002 TOSHIBA TEC 5 - 7 e-STUDIO160/200/250 UPDA TING THE FIRMWA RE (7) T urn on the power. Downloading of the scanner data starts. The exposure lamp flashes as follows depending on the downloading status. • The exposure lamp flashes once: Downloading starts.
e-STUDIO160/200/250 UPDA TING THE FIRMWAR E 5 - 8 December 2002 TOSHIBA TEC 5.3 Using the Batch File Y ou can execute the download program from the batch file on MS-DOS and download the firmware into the copier from the PC for update. This method consists of the following two procedures: “Download Disk Creation” and “Download Run Operation.
December 2002 TOSHIBA TEC 5 - 9 e-STUDIO160/200/250 UPDA TING THE FIRMWA RE The MS-DOS prompt screen shows the following: (1) T ype “mkrpcdsk” and press the [Enter] key . The batch file is executed and the download disk creation program is started.
e-STUDIO160/200/250 UPDA TING THE FIRMWAR E 5 - 10 December 2002 TOSHIBA TEC When formatting is completed, the following screen appears. (4) Press the [Enter] key . (5) T ype “n” and press the [Enter] key . 05-03-006 The download program is copied to Disk 1.
December 2002 TOSHIBA TEC 5 - 11 e-STUDIO160/200/250 UPDA TING THE FIRMW ARE (6) Remove Disk 1 from drive A. (7) Insert a blank floppy disk (Disk 2) in drive A, press the [Enter] key . (8) Press the [Enter] key . Formatting of Disk 2 begins. 05-03-010 When formatting is completed, the following screen appears.
e-STUDIO160/200/250 UPDA TING THE FIRMWAR E 5 - 12 December 2002 TOSHIBA TEC The download program is copied to Disk 2. When copying to Disk 2 is completed, the following screen appears. 05-03-014 (11) Press the [Enter] key . Creation of the download disks (Disks 1 and 2) is now completed.
December 2002 TOSHIBA TEC 5 - 13 e-STUDIO160/200/250 UPDA TING THE FIRMW ARE 5.3.2 Downloading Download the firmware by using the download disks (Disks 1 and 2) created in the procedure of “5.3.1 Creating Download Disks” Important: • The download program cannot be run norma lly at the MS-DOS prompt after W indows 95/98 is started.
e-STUDIO160/200/250 UPDA TING THE FIRMWAR E 5 - 14 December 2002 TOSHIBA TEC (2) Select download data by pressing the [ ↑ ] or [ ↓ ] key on the PC and press the [Enter] key . Notes: • The relations between the menu and the data to be downloaded are as follows: 1.
December 2002 TOSHIBA TEC 5 - 15 e-STUDIO160/200/250 UPDA TING THE FIRMW ARE (3) Remove Disk 1 from the drive and insert Disk 2. Then press any key . The necessary files are copied to the temporary area in the PC from Disk 2. When copying is completed, the following screen appears.
e-STUDIO160/200/250 UPDA TING THE FIRMWAR E 5 - 16 December 2002 TOSHIBA TEC (6) Press any key on the PC. Downloading of the main data begins. Screen display on the PC LCD display on the copier 05-03-021 Boxes ( ) are displayed one by one (2 rounds). Boxes ( ) are erased one by one.
December 2002 TOSHIBA TEC 5 - 17 e-STUDIO160/200/250 UPDA TING THE FIRMW ARE (7) After confirming that all the dots on the copier LCD screen are blinking, perform the following opera- tion according to the items in the download menu selected. When 1. Start PC Recovery (Main) is selected: → Proceed to step (11).
e-STUDIO160/200/250 UPDA TING THE FIRMWAR E 5 - 18 December 2002 TOSHIBA TEC (10) Press any key on the PC. Downloading of the main data begins. Screen display on the PC LCD display on the copier Boxes ( ) are displayed one by one.
December 2002 TOSHIBA TEC 5 - 19 e-STUDIO160/200/250 UPDA TING THE FIRMW ARE (11) When downloading ends, the following screen appears. T o perform downloading again: → Press the [Enter] key and follow the selected menu again. T o update the main data, proceed to step (4).
e-STUDIO160/200/250 UPDA TING THE FIRMWAR E 5 - 20 December 2002 TOSHIBA TEC 5.4 Using the TOSHIBA V iewer Using the TOSHIBA V iewer , you can download the firmware from the PC to this copier for updating. Important: • Data to be downloaded should be stored in the same drive as the TOSHIBA Viewer program.
December 2002 TOSHIBA TEC 5 - 21 e-STUDIO160/200/250 UPDA TING THE FIRMW ARE (2) Double click “Download” in Data sources. Fig. 5-4-2 The Service setting dialog box appears. (3) Enter the password “TSBSERVICE”. Fig. 5-4-3 (4) Click “OK”. The Download firmware update dialog box appears.
e-STUDIO160/200/250 UPDA TING THE FIRMWAR E 5 - 22 December 2002 TOSHIBA TEC (5) Select the file for the download firmware. Fig. 5-4-4 Click “Browse” to select the file to be downloaded.
December 2002 TOSHIBA TEC 5 - 23 e-STUDIO160/200/250 UPDA TING THE FIRMW ARE Fig. 5-4-6 (6) Click “OK”. Downloading starts and the file that is downloaded is displayed. Fig. 5-4-7 Notes: • It takes approx. 20 minutes to download the data (when four files are downloded).
December 2002 TOSHIBA TEC 6 - 1 e-STUDIO160/200/250 WIRE HARNESS CONNECTION DIAGRAMS 6. WIRE HARNESS CONNECTION DIA GRAMS 6.1 A C Wire Harness FS1 F1/F2 F3/F4 CN2-1 CN72-1 BLACK L E400-HL E500-HL Swit.
1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 ABC DEFG H ABC DEFG H e-STUDIO160/200/250 SERVICE HANDBOOK 6 . WIRE HARNESS CONNECTION DI A GRAMS 6.2 DC Wire Harness e-STUDIO180/250 サービスマニュアル PP C サービス編 6.
Pin No Symbol Name A ctive 1 TX1 F AX transmit data signal - 2 RX1 F AX receive data signal - 3 CML1 CML relay control signal H 4 LD1 Dial pulse generate signal H:Dial make 5 NC Non connection - 6 A T.
December 2002 TOSHIBA TEC A - 1 e-STUDIO160/200/250 APPENDIX APPENDIX Appendix A. Specifications • Copy process ................ Indirect electrophotographic process (dry) • T ype .............................. Desktop type (console type when the paper feed pedestal and Large capacity feeder are installed) • Original table .
e-STUDIO160/200/250 APPENDIX A - 2 December 2002 TOSHIBA TEC Cassette Duplexing Bypass copy Remarks Size A3 - A5-R, FOLIO A3 - A5-R, FOLIO LD - ST-R, COM LD - ST-R, COM Weight 64 - 80 g/m 2 Continuous.
December 2002 TOSHIBA TEC A - 3 e-STUDIO160/200/250 APPENDIX • First copy time ...................... e- STUDIO160 series: Less than 7.9 seconds (A4/L T , the Upper cas- sette, 100%, original placed manually) e-STUDIO200 series: Less than 7.0 seconds (A4/L T , the Upper cas- sette, 100%, original placed manually) e-STUDIO250 series: Less than 7.
e-STUDIO160/200/250 APPENDIX A - 4 December 2002 TOSHIBA TEC e-STUDIO160 series e-STUDIO200/250 series Standard 530 x 554 x 600 mm 530 x 554 x 600 mm Standard + Original cover 530 x 554 x 643 mm 530 x.
December 2002 TOSHIBA TEC A - 5 e-STUDIO160/200/250 APPENDIX Appendix B. Accessories * Machine version NAD: N orth A meric a MJD: Europe AUD: Australia ASD: Asia SAD: S audi Arabia CND: China Setup instructions 1pc. Operator’s manual 1pc. Setup report 1pc.
e-STUDIO160/200/250 APPENDIX A - 6 December 2002 TOSHIBA TEC Fuser unit FUSER-1600-120, FUSER-1600-240 (for e-STUDIO160 series) FUSER-2500-120, FUSER-2500-240 (for e-STUDIO200/250 series) Transfer charger unit MAIN-CH-1600 Appendix D.
December 2002 TOSHIBA TEC A - 7 e-STUDIO160/200/250 APPENDIX Rev erse automatic document feeder (RADF) MR-3011 Automatic document f eeder (ADF) MR-2012, MR-2012-N Original cover KA-1600PC, KA-1600PC-N.
e-STUDIO160/200/250 APPENDIX A - 8 December 2002 T OSHIBA TEC Appendix F . P ower Suppl y Unit 1. Outline The pow er supply unit provides A C and DC power f or each par t of this machine .
December 2002 TOSHIBA TEC A - 9 e-STUDIO160/200/250 APPENDIX 2. DC Output Circuit This circuit converts the AC voltage input from the inlet to each DC voltage (+24V , +12V , -12V , +5V , +3.3V) and delivers it to each part of the machine. T urning on the main switch causes the supply of all DC voltages to begin.
1-1, KANDA NISHIKI-CHO, CHIYODA-KU, TOKYO, 101-8842 JAP AN.
デバイスToshiba e-Studio160の購入後に（又は購入する前であっても）重要なポイントは、説明書をよく読むことです。その単純な理由はいくつかあります：
Toshiba e-Studio160をまだ購入していないなら、この製品の基本情報を理解する良い機会です。まずは上にある説明書の最初のページをご覧ください。そこにはToshiba e-Studio160の技術情報の概要が記載されているはずです。デバイスがあなたのニーズを満たすかどうかは、ここで確認しましょう。Toshiba e-Studio160の取扱説明書の次のページをよく読むことにより、製品の全機能やその取り扱いに関する情報を知ることができます。Toshiba e-Studio160で得られた情報は、きっとあなたの購入の決断を手助けしてくれることでしょう。
Toshiba e-Studio160を既にお持ちだが、まだ読んでいない場合は、上記の理由によりそれを行うべきです。そうすることにより機能を適切に使用しているか、又はToshiba e-Studio160の不適切な取り扱いによりその寿命を短くする危険を犯していないかどうかを知ることができます。
ですが、ユーザガイドが果たす重要な役割の一つは、Toshiba e-Studio160に関する問題の解決を支援することです。そこにはほとんどの場合、トラブルシューティング、すなわちToshiba e-Studio160デバイスで最もよく起こりうる故障・不良とそれらの対処法についてのアドバイスを見つけることができるはずです。たとえ問題を解決できなかった場合でも、説明書にはカスタマー・サービスセンター又は最寄りのサービスセンターへの問い合わせ先等、次の対処法についての指示があるはずです。
