AcerメーカーV193の使用説明書/サービス説明書
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- 1 - Acer V193 Service Guide Service guide files and updat es are available on the CSD web: for more information, Please refer to http://csd.acer .com.
- 2 - Copyright Copyright © 2008 by Acer Incorporated. All rights re served. No part of this publication may be repro duced, transmitted, transcribed, stored in a retrieval system, or translated into.
- 3 - Conventions The following conventions are u sed in this manual: Screen messages Denotes actual messages that appea r on screen Note Gives bits and pieces of a dditional information related to the current topic. W arning Alerts you to any damage that might re sult from doing or not doing specific actions.
- 4 - W ARNING: (FOR FCC CERTIFIED MODELS) NOTE: this equipment has been tested and found to comply with the limits for a Class B digital device, pu rsuant to Part 15 of the FCC Rules. These limits are designe d to prov ide reasonable protection again st harmful interference in a residential inst allation.
- 5 - PRECAUTIONS z Do not use the monitor near water , e.g. near a bathtub, washbowl, kitchen sin k, laundry tub, Swimming pool or in a wet basement. z Do not place the monitor on an unst able trolley , stand, or t able. If the monitor falls, it can injure a person and cause serious dama ge to the appliance.
- 6 - SPECIAL NOTES ON LCD MONITORS The following symptoms are norm al with LCD monitor and do not indicate a problem. NOTES z Due to the nature of the fluorescent light, the screen may flicker during initial u se. T urn off the Power Switch and then turn it on again to make sure the flicker disappears.
- 7 - T able of content s Chapter 1 Monitor Feature …………………………………………………………………...……….. 8 INTRODUCTION ..............................................................................................
- 8 - Chapter 1 M o n i t o r F e a t u r e INTRODUCTION Scope This specification defines the requirements fo r the 19” MICRO-PROCESSOR based Multi-mode supported high resolution color LCD monitor. This monitor can be directly connected to general 15 pin D-sub VGA connector and eliminat es the requirement of optional special display card.
- 9 - ELECTRICAL REQUIREMENTS Standard Test Conditions All tests shall be performed under the foll owin g conditions, unless otherwise specified. Ambient light : 225 lux Viewing distance : 50 cm in fr.
- 10 - Display Dot: 1280 x (RGB) × 1024 Pixel Clock: 25.2 – 135.0MHz Contrast ratio: θ = 0 ˚ LG: 500:1 (typical) Samsung: 700:1 (typical) AU: 550:1 (typical) Brightness: LG: 250 (typical) Samsung: 300 (typical) AU: 270 (typical) Response time (Tr/Tf): L G T a = 2 5 ° C, 2/10ms (typical) Samsung Ta=25 ° C, 1.
- 11 - LCD Panel Specification LCD Panel Model ( LM190E08-TLL1 ) G e n e r a l s p e c i f i c a t i o n Optical specifications.
- 12 - Note 1) Definition of Viewin g Angle: Viewing angle range (10 ≤ CR) Note 2) Definition of Contrast Ratio (CR): Ra tio of gray max(Gmax), gray min(Gmin) at the center point of panel.
- 13 - Environment condition :Ta=25 ± 2 ° C Optical characteristics measurement setup Notes 5) Definition of Luminance of White : measure the luminance of white at center point.
- 14 - B m a x Samsumg B m a x - B m i n B UNI = ⎯⎯⎯⎯⎯⎯⎯ X 100% B m a x Bmax: Maximum brightness Bmin: Minimum brightness Notes 7) Definition of Flicker level Flicker Voltage pp F = ⎯⎯⎯⎯⎯⎯⎯⎯⎯ x 100 % L M D V o l t a g e dc ♦ One maximum value of three estimated values.
- 15 - The calculation for shadowing is made from the 2 luminance measurements Gbkg and Lsh, as follows: L m a x - L m i n C T = ⎯⎯⎯⎯⎯⎯ x100 % L m i n Where Lmax is the larger value of Gbkg or Lsh , and Lmin is the smaller of the two.
- 16 - Panel Relative Humidity JP777-E02 Input Signals Video input • T y p e A n a l o g R , G , B . DVI (option) • Input Impedance 75 ohm +/- 2 % • Polarity Positive • Amplitude 0 - 0.
- 17 - Supported Timing TIMING FH(KHZ) SYNC TOT AL ACTIVE SYNC FRONT BACK PIXEL FV(HZ) POLARITY (DOT/LINE) (DOT/LINE ) WIDTH PORCH PORCH FOREQ. (MHZ) (DOT/LINE) (DOT/LINE) (DOT/LINE ) 640x350 31.469 + 800 640 96 16 48 25.175 VGA-350 70.087 – 449 350 2 37 60 640x400 24.
- 18 - Support Modes There will be 28 total support modes to accommodate the above mode an d other video modes within t he frequency range of the monitor . 85Hz refresh rate Support Monitor should display 85Hz r efresh rate mode as emergency mode. Monitor should display “Out of R ang e” warning menu at this mode.
- 19 - 15 10 5 1 6 11 D-sub c onnecto r Digit al Video Input Connector : DVI – D (T .B.D) Table 2.4.6 Pin assignment for DVI – D Connector: Pin – Assignment of DVI –D connec tor : 1 TX2- 9 TX1.
- 20 - MONIT OR BLOCK DIAGRAM The LCD monitor will cont ain an main board, an inverter/ po wer bo ard, key board and internal adapter which house th e flat panel control logic, brig htness control l ogic an d DDC. The inverter board will drive the backlight of panel an d the DC-DC conversion.
- 21 - BLOCK DIAGRAM System Block Diagram.
- 22 - Monitor board layout . LABEL Component LABEL Component U1 UZ1084L-33 CN1 E&T 4500-08/4500-06 U4 RTD2120 CN2 E&T 4501-19 U5 RTD2025/20 45/2525/2545 CN3 D-SVB 15 PIN U501 ATPA6019 CN4 P-T.
- 23 - Sof tware flow chart ..
- 24 - General Instructions Press the power button to turn the mo nitor on or off. The othe r control buttons are located at front panel of the monitor . By changing these settings, the picture can be adjusted to your per sonal preference s. z The power cord should b e connected.
- 25 - System Inst allation Connecting the Display z Power off your com puter. z Conne ct one end of the signal cable to the LCD Monitor’s VGA port. z Conne c t the other end of the signal cable to the VGA port on your PC. z Make su re connections are secure.
- 26 - POWER/Inverter Board Description This specification defined the performanc e and char acteristic of power/inverter board. It supplies the following outputs : 1).
- 27 - 2.Inverter-side connecter : ACE S 88451-02 0N-01 2P3.5 LOCK or equival ent. PIN NO. Function Comment 1 Cth VBLH(High voltage) 2 Ctl VBLL(Low voltage) Electrical Specification: AC-DC Electrical specification 3.4.1.1 Input S pecification No Item Condition Min.
- 28 - 3.4.1.2 AC-DC Out put S pecification T olerance Output Current Output oltage --- MIN MAX V oltage T olerance +5Vdc +5 /-3 % 0.05A 1.5A 4.85~5.25V dc +19Vinv +35/-5 % 0A 2A 24~18Vdc +5V audio ± 5% 0A 0.
- 29 - S triking T ime --- -- - 1 --- S Lamp Current Balance --- --- ±0.35 --- mA Efficiency Vin=19V --- 80 --- % *.The open lamp voltage is testes at out put connector terminal SAFETY Leakage Current: 0.
- 30 - Power Consumption The monitor is equipped with a powe r-management according to the below . There is a delay of 5s … 7s befor e the transition from On-state to a ny power saving state to avoid unintentionally entering of a power saving st age during display resolution and timing mode changes.
- 31 - Chapter 2 O p e r a t i n g I n s t r u c t i o n s CONTROLS Control panel (monitor front panel) 1 Power LED, will be blue when monitor is on; be amber when in power saving mode. 2 Power ON/OFF switch, push to ON and push to OFF. (toggle switch) 3 Function change or Adjust increase.
- 32 - Main OSD Menu: Outline: z P/X Series OSD behave When user press “MENU” button on front bezel A. Acer eColor Management If selected to “Acer eColor Manageme nt” item, will appear the Acer eColor” OSD B. USER If selected to “USER” item, will appear the Standa rd OSD I.
- 33 - The description for control function : A. Acer eColor Management Main Menu icon Sub Menu icon Sub Menu item Description N/A User mode User defined. Settings can be fine-tuned to suit any situation N/A Text mode Optimal balance of brightness and contrast prevent eyestrain.
- 34 - Main Menu icon Sub Menu icon Sub Menu item Description H. Position Adjust the horizontal position. (available in Analog mode only) V. Position Adjust the vertical position. (available in Analog mode only) N/A Warm Set the color temperature to warm white.
- 35 - N/A Information Show the resolution, H/V frequen cy and input port of current input timing. N/A Reset Clear each old status of Auto- configuration and set the color temperature to Co ol.
- 36 - Hot-Key Menu: eColor Management: Outline: Operation instructions Acer eColor Manageme nt S tep 1: Press “ Key” to open the Acer eColor Management OSD and access the scen ario modes S tep 2:.
- 37 - Audio Volume control:(option) Outline: The description for Hot-Key function : Item Operation Icon Description Adjustment Range Reset Va l u e V olume When the OSD is closed, p r ess Left or Right button will be V olume Hot-Key Function V olume of Audio adjustment.
- 38 - LOGO: When the monitor is power on, the LOGO will be showed in the center . Item of Factory menu Vendor may customize design and ad d adjustment items Fa ctory menu as far as all required items are included. 1) Bright Adjust Brightness and Contrast value t o Max.
- 39 - Plug and play Plug & play DDC2B feature This monitor is equipped wi th VESA DDC2B capabilities ac cordin g to the VESA DDC ST ANDARD. It allows the monitor to inform the host system of it s identity and, depending on the level of DDC used, communicate additional information about its displ ay capabilities.
- 40 - White Color Temperature White color temperature is 4 preset as 9300, 7500,65 00 and User , Default value of user color sho uld be user which is maximum setting for p anel. T arget of color setting Color Te m p . Color Coordinate T olerance Color Coordinate T olerance x y u’ v’ 9300K 0.
41 Electrical characteristics (Tamb=25 ° ) Audio amplifier(USE Panasonic VP-7723A Audio Analy zor. ) Spec. Item Audio Input Freq. Min. Typ. Max. Comment Input Voltage(V) - 0.5Vm s - Input Current(m A) - 500 800 Audio Voltage Gain 500m Vrms 1KHz - - 6 d B Volume Max.
42 SOP for Factory Mode 1. Connect D-SUB cable and Power cord according t o the graphic, and input power and signal 2. T urn on the monitor by clicking t he po wer key , and show the norma l image 4.
43 SOP for ISP (Firmware upgrade) 1. Operation system & Connection a. PC (Win XP), b. ISP tool, c. VGA cable, d. RS232 cable b. T urn on the power of monitor . 2. Install ISP BD driver on PC system a. Click the ISP driver progr am(port95nt.exe) b.
44 c. Click or to next page d.Click to complete this setup. 3. Open the ISP prog ram on PC system Click the ISP prog ram (RTD2120_ISP_vXX.exe) 4. Load F/W files (There are two F/ W files, XXX_code.hex&xxx_dat a.hex) a. Hold on the K/B“ Ctrl ”Key , b.
45 d. Click to update F/W . e. The ISP process would be finished af ter the menu occur the “P ASS” message . 5. We shall hold on the K/B " Ctrl " key before we want to use below functions. (1). Load F/W files 。 (2). Config Function (3).
46 Chapter 3 Machine Disassembly and Replacement Disassembly Procedure Disassemble the stand neck and base 1. Push release button and remove the base. 2. Remove the hinge cover . 3. Remove the four scre w s to release the hinge. 4. Remove the st and neck Disassemble the chassis 1.
47 Disassemble the main board and the pow er board 1. Remove the five sc rew s to release line from Chassis 2. Disassemble audio line from VL board and pow er board (option). 3. Disassemble power line from VL board and po w er board. 4. Disassemble speaker line from VL board.
48 Chapter 4 T roubleshooting Main Procedure.
49 Power Circuit and B acklights Troubleshooting.
50 Performance Troubleshooting.
51 Function Troubleshooting.
52 Chapter 5 C o n n e c t o r I n f o r m a t i o n Phonejack stereo PIN1. right : CEE2 2 typed connector PIN2. Left PIN3. Gnd : Line-in receptacle Video input Connector Analog Vide o input Connector: 15pins mini D-Sub T able 2.4.5. Pin assignment for D-sub connector PIN NO.
53 Chapter 6 F R U ( F i e l d R e p l a c e a b l e U n i t ) l i s t This chapter gives you the FRU (Fiel d Replaceable Unit) lis ting in global configurations of AL1916. Refer to this chapter whenever ordering for p arts to repair or for RMA (Return Merchandise Authorization).
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56 Part list No. Photo Part Name Description Part No. 1 BEZEL ASSY(V193) A V6901 ABS 94HB MBK94GP AP A V6901 10I 2 Base Assy A V6905 ABS 94HB MBK94 GP AP A V690500I 3 BACK COVER ASSY (ANALOG) BACK COV.
57 14 HINGE COVER(L/ R) A V5747 MBK94 ABS 94HB GP F AA V574700I 15 LED LENS AV5741 PC CLEAR GP FCAV574100I 16 SCREW M 3 X 0 . 5 + 4 I - N I ( G P ) FCAV574100I 17 SCREW M3X0.5+4I-NI(NL) MAA0000320I 18 SCREW TPB-2-2.8I (ZK) MAB0000340I 19 SCREW SPECIAL 4#-40UNCX12.
58 25 S peaker (R/L) 2W 6OHM C4020A R-2P 2W 6OHM C4020A L-3P CG10021V22I CG10021V23I 26 Power& Inverter Board VP-949 LA V699GA_7.5mA 453ADS30L1 1 27 Main board VL-949 LA V698GA 461AG430L13 28 Main.
59 Chapter 7 S c h e m a t i c D i a g r a m.
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