NCRメーカー7837の使用説明書/サービス説明書
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Linear Imaging Scanner.
The product described in this book is a licensed product of NCR Corporation. T rademark Information It is the policy of NCR Corporation (NCR) to improve products as new technology , components, software, and firmware become available. NCR, therefore, reserves the right to change specifications without prior notice.
7837 User ’ s Guide Section 1 Getting Started Section Page About This Manual 1–1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Scanner Identification Label 1–2 . . . . . . . . . . . . .
7837 User ’ s Guide Section 3 Output Section Page Scan Rate 3–1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Beeper V olume 3–1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Beeper T one 3–2 . . . .
7837 User ’ s Guide Section 6 Secondary Interface Section Page Secondary Interface 6–1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . Secondary Code 39 W and Emulation 6–1 . . . . . . . . . . . . . Secondary RS-232 Connection 6–1 . . .
7837 User ’ s Guide Section 9 Interface Keys Section Page Keyboard Function Relationships 9–1 . . . . . . . . . . . . . . . . Supported Interface Keys 9–3 . . . . . . . . . . . . . . . . . . . . . . . Section 10 Defaults Section Page Resetting the Factory Settings 10–1 .
Section 1 Getting Started 1–1 7837 User ’ s Guide The 7838 Linear Imaging Scanner is a high performance linear imaging scanner from NCR. The 7837 marks a new performance level for hand held scanners. Linear imaging technology is defined by a bright and sharply focused aiming line, high resolution imaging, and fast reading speed.
7837 User ’ s Guide 1–2 Scanner Identification Label Interface Option s Model Number 7837–1000–9090 Non W and Keyboard IBM RS-232 Decoded Emulation Wedge OC.
1– 3 7837 User ’ s Guide Connecting the Scanner When P owered by Host (K eyboard W edge) A scanner can be connected between the keyboard and PC as a “keyboard wedge,” plugged into the serial port, or connected to a portable data terminal in wand emulation or non decoded output mode.
7837 User ’ s Guide 1–4 Plug and Play bar codes provide instant scanner set up for commonly used interfaces. The most common interface is Keyboard Wedge. The following Keyboard Wedge bar code also programs a carriage return (CR) and line feed (LF) suf fix.
1– 5 7837 User ’ s Guide The RS-232 Interface bar code is used when connecting to the serial port of a PC or terminal. The following RS-232 Interface bar code also programs the parameters: Option .
7837 User ’ s Guide 1–6 IBM 4683 P orts 5B, 9B, and 17 Interface Scan one of the following “Plug and Play” codes to program the 7837 for IBM 4683 Port 5B, 9B, or 17.
1– 7 7837 User ’ s Guide OCIA Interface Scan one of the following “Plug and Play” codes to program the 7837 for Generic OCIA, NCR OCIA Short Format (8 bit), NCR OCIA Long Format (9 bit), and Nixdorf OCIA.
7837 User ’ s Guide 1–8 NCR OCIA Long F ormat (9 Bit) Interface NCR OCIA Long Format (9 Bit) Interface The NCR OCIA Long Format (9 Bit) bar code also programs the following prefixes for each symbo.
Section 2 T erminal Interfaces 2–1 7837 User ’ s Guide K eyboard W edge Connection 7837 scanners are factory programmed for a keyboard wedge interface to an IBM PC A T with a USA keyboard. If this is your interface and you do not need to modify the settings, skip to Section 3 – Output.
7837 User ’ s Guide 2–2 If your interface is not a standard PC A T , refer to the Supported T erminals Chart on page 2–3 and locate the T erminal ID number for your PC.
2– 3 7837 User ’ s Guide Keyboard W edge Supported T erminals Chart T erminal Model(s) T erminal ID DEC VT510, 520, 525 (PC style) 005 DEC VT510, 520, 525 (DEC style LK41 1) 104 Esprit 200, 400 00.
7837 User ’ s Guide 2–4 Supported T erminals Chart, continued T erminal Model(s) T erminal ID RS232 TTL 000 Silicon Graphics Indy , IndigoII 005 T elex 88 key 078, 078A, 79, 80, 191, 196, 025 1 19.
2– 5 7837 User ’ s Guide This programs keyboard styles, such as Caps Lock and Shift Lock. Default = Regular . Regular is used when you normally have the Caps Lock key off. * Regular Caps Lock is used when you normally have the Caps Lock key on.
7837 User ’ s Guide 2–6 This modifies special keyboard features, such as CTRL+ ASCII codes and T urbo Mode. Control + ASCII Mode On – The scanner sends key combinations for ASCII control characters for values 00–1F .
2– 7 7837 User ’ s Guide Automatic Direct Connect – Use this selection if you are using a laptop whose keyboard is disabled when you plug in the scanner . This selection can also be used if you have an IBM A T style terminal and the system is dropping characters.
7837 User ’ s Guide 2–8 Serial P ort Connection All communication parameters between the scanner and terminal must match for correct data transfer through the serial port using RS-232 protocol. Scan the RS-232 Interface bar code to program the scanner for an RS-232 installation.
2– 9 7837 User ’ s Guide Baud Rate sends the data from the scanner to the terminal at the specified rate. The host terminal must be set for the same baud rate as the scanner .
7837 User ’ s Guide 2–10 RS Ć232 W ord Length: Data Bits, Stop Bits, and P arity Data Bits sets the word length at 7 or 8 bits of data per character . If an application requires only ASCII Hex characters 0 through 7F decimal (text, digits, and punctuation), select 7 data bits.
2–1 1 7837 User ’ s Guide RS Ć232 W ord Length: Data Bits, Stop Bits, and P arity (continued) 7 Data, 2 Stop, Parity Mark 7 Data, 2 Stop, Parity Space 8 Data, 1 Stop, Parity Even 8 Data, 1 Stop, .
7837 User ’ s Guide 2–12 RS Ć232 Handshaking RS-232 handshaking is a set of rules concerning the exchange of data between serially communicating devices.
2–1 3 7837 User ’ s Guide W and Emulation Connection In W and Emulation mode, the scanner decodes the bar code then sends data in the same format as a wand scanner .
7837 User ’ s Guide 2–14 W and Emulation T ransmission Rate The T ransmission Rate is limited by the terminal’s ability to receive data without dropping characters.
2–1 5 7837 User ’ s Guide W and Emulation P olarity The Polarity can be sent as standard with black bars high, or reversed with white bars high. Default = Black High. * Black High White High W and Emulation Idle The idle describes the state of the scanner when no data is being transmitted.
7837 User ’ s Guide 2–16.
Section 3 Output 3–1 7837 User ’ s Guide Scan Rate Adjusting the scan rate changes the current draw when scanning. The slower the scan rate, the lower the current draw . (The standby current remains the same.) Default = 270 s/s. * 270 s/s 135 s/s 67 s/s Beeper V olume Default = High.
7837 User ’ s Guide 3–2 Beeper T one Default = Normal. * Normal Beep Short Bip Scan V oting This sets the number of times the same bar code has to be read before it is transmitted to the terminal. Normal uses the default values listed for the symbologies in the Default Charts in Section 10.
3– 3 7837 User ’ s Guide This sets the time period before the scanner can read the same bar code a second time. Setting a reread delay protects against accidental rereads of the same bar code. Longer delays are effective in minimizing accidental rereads at POS (point of sale).
7837 User ’ s Guide 3–4 Default = Manual T rigger Manual T rigger: Y ou must press the scanner trigger to scan. When not scanning, idle power is maintained. * Manual T rigger Manual T rigger , Low Power: The scanner “sleeps,” using only 5 microamps, until the trigger is pulled.
Section 4 Data Editing 4–1 7837 User ’ s Guide When a bar code is scanned, additional information is sent to the host computer along with the bar code data. This group of bar code data and additional, user-defined data is called a “message string.
7837 User ’ s Guide 4–2 T o Add a Prefix or Suffix: STEP 1. Scan the Add Prefix or Add Suffix symbol (pg. 4–4). STEP 2. Determine the 2 digit Hex value from the Symbology Chart (pg. 4–5) for the symbology to which you want to apply the prefix or suffix.
4– 3 7837 User ’ s Guide T o Add a Carriage Return Suffix to all Symbologies Scan the following bar code if you wish to add a Carriage Return Suffix to all symbologies at once. This action first clears all current suffixes, then programs a carriage return suffix for all symbologies.
7837 User ’ s Guide 4–4 Add Prefix Clear One Prefix Clear All Prefixes Add Suffix Clear One Suff.
4– 5 7837 User ’ s Guide Plessey n ]P0 6E IA T A Code 2 of 5 f ]R0 66 Code 1 1 h ]H0 68 Code 128 j ]C0 6A Matrix 2 of 5 m ]X0 6D China Postal q ]X0 71 All Symbologies [ 99 Codabar a ]F0 61 Code 39.
7837 User ’ s Guide 4–6 F unction Code T ransmit When this selection is enabled and function codes are contained within the scanned data, the scanner transmits the function code to the terminal. Charts of these function codes are provided in Section 9, Supported Interface Keys.
4– 7 7837 User ’ s Guide Some terminals drop information (characters) if data comes through too quickly . Intercharacter , interfunction, and intermessage delays slow the transmission of data, which increases data integrity . Each delay is composed of a 5 millisecond step.
7837 User ’ s Guide 4–8 User Specified Intercharacter Delay This is a delay of up to 495 milliseconds (in multiples of 5) placed after the transmission of a particular character of scanned data. Y ou can program up to 99 steps (of 5 ms each) to follow the character you specify .
4– 9 7837 User ’ s Guide This is a delay of up to 495 milliseconds (in multiples of 5) placed between the transmission of each segment of the message string. Y ou can program up to 99 steps (of 5 ms each).
7837 User ’ s Guide 4–10.
Section 5 Data F ormatting 5–1 7837 User ’ s Guide Data F ormat Editor The Data Format Editor selections are used to edit scanned data. For example, you can use the Data Format Editor to insert characters at certain points in bar code data as it is scanned.
7837 User ’ s Guide 5–2 Other Programming Selections D Clear One Data Format This deletes one data format for one symbology . If you are clearing the primary format, scan 0 . If you are clearing an alternate format, scan 1 , 2 , or 3 , depending on the alternate format you are clearing.
5– 3 7837 User ’ s Guide Sear ch Commands F8 Search ahead for “xx” character from current cursor position, leaving cursor pointing to “xx” character . Syntax = F8xx (xx stands for the hex value for an ASCII code, see Decimal to Hex to ASCII Conversion chart, page 4–5.
7837 User ’ s Guide 5–4 Enter Data Format Default Data Format Clear One Data Format Save Discard Clear All Data Formats.
5– 5 7837 User ’ s Guide When Data Formatter is turned off, the bar code data is output to the host as read (including prefixes and suffixes). Choose one of the following options. Default = Data Formatter On.
7837 User ’ s Guide 5–6 Alternate formats allow you “single shot” capability to scan one bar code using a different data format than your primary format.
Section 6 Secondary Interface 6–1 7837 User ’ s Guide Secondary Interface By switching interface cables, the 7837 scanner can communicate with a portable data terminal (secondary interface), in addition to the host terminal (primary interface). The secondary interface can be programmed at any time.
7837 User ’ s Guide 6–2 Secondary Non Decoded Output Laser Emulation Use this selection when connecting to a secondary terminal with integral decoding.
6– 3 7837 User ’ s Guide Non Decoded Laser Emulation Idle The idle describes the state of the scanner when no data is being transmitted. When in Non Decoded mode, you must set the scanner ’s idle state to match the idle state for the device to which the scanner is connected.
7837 User ’ s Guide 6–4 Secondary T rigger Mode Manual T rigger: Y ou must press the scanner trigger to scan. When not scanning, idle power is maintained. Default = Manual T rigger . * Manual T rigger Automatic T rigger: The scanner scans continuously at full power .
7–1 7837 User ’ s Guide Use this section to program the scanner for Industrial and Retail Symbology selections.
7837 User ’ s Guide 7–2 Codabar <Default A ll Cod a b a r S ett ings> Codabar * On Off Start / Stop Characters T ransmit * Don’t Transmit Start/Stop characters identify the leading and trailing ends of the bar code.
7– 3 7837 User ’ s Guide Codabar , continued Check Character Codabar check characters are created using different “modulos.” Y ou can program the scanner to read only Codabar bar codes with Modulo 10 or Modulo 16 check characters.
7837 User ’ s Guide 7–4 Codabar , continued Con c at e nation * On Off Require Codabar supports symbol concatenation.
7– 5 7837 User ’ s Guide Codabar , continued Message Length The message length selection is used to set the valid reading length of the bar code.
7837 User ’ s Guide 7–6 Code 39 Code 39 <Default All Code 39 Settings> * On Of f Start / Stop Characters T ransmit * Don’t T ransmit Start/Stop characters identify the leading and trailing ends of the bar code.
7– 7 7837 User ’ s Guide Code 39, continued No Check Character indicates that the scanner reads and transmits bar code data with or without a check character .
7837 User ’ s Guide 7–8 Industrial Symbology Selections Code 39, continued Message Length The message length selection is used to set the valid reading length of the bar code. Y ou may wish to set the same value for minimum and maximum length to force the scanner to read fixed length bar code data.
7– 9 7837 User ’ s Guide Code 39, continued Code 39 Append This function allows the scanner to append the data from several Code 39 bar codes together before transmitting them to the host computer .
7837 User ’ s Guide 7–10 Code 39, continued Full A SC II * FULL ASCII Code 39 CHART NUL S.
7–1 1 7837 User ’ s Guide Interleaved 2 of 5 Check Digit .
7837 User ’ s Guide 7–12 Industrial Symbology Selections Interleaved 2 of 5, continued Message Length The message length selection is used to set the valid reading length of the bar code. Y ou may wish to set the same value for minimum and maximum length to force the scanner to read fixed length bar code data.
7–1 3 7837 User ’ s Guide Industrial Symbology Selections Code 93 <Default All Code 93 Settings> Code 93 * On Off Message Length The message length selection is used to set the valid reading length of the bar code. Y ou may wish to set the same value for minimum and maximum length to force the scanner to read fixed length bar code data.
7837 User ’ s Guide 7–14 Industrial Symbology Selections Code 2 of 5 <Default All Code 2 of 5 Settings> 2 of 5 * On Of f Message Length The message length selection is used to set the valid reading length of the bar code.
7–1 5 7837 User ’ s Guide Industrial Symbology Selections IA T A Code 2 of 5 <Default All Code IA T A 2 of 5 Settings> IA T A 2 of 5 * On Of f Message Length The message length selection is used to set the valid reading length of the bar code.
7837 User ’ s Guide 7–16 Industrial Symbology Selections Matrix 2 of 5 <Default All Matrix 2 of 5 Settings> Matrix 2 of 5 * On Of f Message Length The message length selection is used to set the valid reading length of the bar code.
7–1 7 7837 User ’ s Guide Code 1 1 <Default All Code 11 Settings> Code 11 * On Of f Check Digits Required This option sets whether 1 or 2 check digits are required with Code 1 1 bar codes.
7837 User ’ s Guide 7–18 Industrial Symbology Selections Code 1 1, continued Message Length The message length selection is used to set the valid reading length of the bar code. Y ou may wish to set the same value for minimum and maximum length to force the scanner to read fixed length bar code data.
7–1 9 7837 User ’ s Guide Industrial Symbology Selections Code 128 <Default All Code 128 Settings> Code 128 * On Of f F unction Character T ransmit If function characters are turned off, function codes are not sent with bar code data. Refer to Hex ASCII Conversion Chart on page 4–5 for function codes.
7837 User ’ s Guide 7–20 Industrial Symbology Selections Code 128, continued Message Length The message length selection is used to set the valid reading length of the bar code. Y ou may wish to set the same value for minimum and maximum length to force the scanner to read fixed length bar code data.
7–21 7837 User ’ s Guide T elepen <Default All T elepen Settings> T elepen * On Of f T elepen Output Using AIM T elepen Output, the scanner reads symbols with start/stop pattern 1 and decodes them as standard full ASCII (start/stop pattern 1).
7837 User ’ s Guide 7–22 Industrial Symbology Selections T elepen, continued Message Length The message length selection is used to set the valid reading length of the bar code. Y ou may wish to set the same value for minimum and maximum length to force the scanner to read fixed length bar code data.
7–2 3 7837 User ’ s Guide UPC A <Default A ll UPC A S ett ings> UPC A * On Of f Check Digit * On Of f Number System * This selection allows you to specify whether the check digit should be transmitted at the end of the scanned data or not.
7837 User ’ s Guide 7–24 UPC A, continued Addenda This selection adds 2 or 5 digits to the end of all scanned UPC A data. Default = Off for both 2–Digit and 5–Digit Addenda.
7–2 5 7837 User ’ s Guide Retail Symbology Selections UPC A, continued Addenda Required When Addenda Required is set to on, the scanner will only read UPC A bar codes that have addenda.
7837 User ’ s Guide 7–26 UPC E <Default All UPC E Settings> Most UPC bar codes lead with the 0 number system. For these codes, use the UPC E0 selection. If you need to read codes that lead with the 1 number system, use the UPC E1 selection.
7–2 7 7837 User ’ s Guide UPC E, continued Check Digit Check Digit specifies whether the check digit should be transmitted at the end of the scanned data or not. Default = On.
7837 User ’ s Guide 7–28 UPC E, continued Addenda Required When Addenda Required is set to on, the scanner will only read UPC E bar codes that have addenda. Default = Off.
7–2 9 7837 User ’ s Guide EAN/JAN 13 <Default All EAN/JAN 13 Settings> EAN/JAN 13 * On Of f Check Digit * On Of f This selection allows you to specify whether the check digit should be transmitted at the end of the scanned data or not.
7837 User ’ s Guide 7–30 EAN/JAN 13, continued 5–Digit Addenda * Addenda Required When Addenda Required is set to on, the scanner will only read EAN/JAN 13 bar codes that have addenda.
7–31 7837 User ’ s Guide EAN/JAN 8 <Default A ll EAN/JAN 8 S ett ings> EAN/JAN 8 * On Of f Check Digit * On Of f This selection allows you to specify whether the check digit should be transmitted at the end of the scanned data or not.
7837 User ’ s Guide 7–32 EAN/JAN 8, continued 5–Digit Addenda * Addenda Required When Addenda Required is set to on, the scanner will only read EAN/JAN 13 bar codes that have addenda.
7–3 3 7837 User ’ s Guide MSI <Default All MSI Settings> MSI On * Off Check Character Different types of check characters are used with MSI bar codes. Y ou can program the scanner to read only MSI bar codes with T ype 10 or T ype 1 1 check characters.
7837 User ’ s Guide 7–34 Retail Symbology Selections MSI, continued Message Length The message length selection is used to set the valid reading length of the bar code. Y ou may wish to set the same value for minimum and maximum length to force the scanner to read fixed length bar code data.
7–3 5 7837 User ’ s Guide Retail Symbology Selections Plessey <Default All Plessey Settings> Plessey On * Off Message Length The message length selection is used to set the valid reading length of the bar code. Y ou may wish to set the same value for minimum and maximum length to force the scanner to read fixed length bar code data.
7837 User ’ s Guide 7–36 Retail Symbology Selections China Post Code <Default All China Post Code Settings> China Post Code On * Off Message Length The message length selection is used to set the valid reading length of the bar code.
Section 8 Cloning 8–1 7837 User ’ s Guide The cloning procedure reprograms the software in the “destination” scanner ’s memory with software from the “source” scanner . Before using this procedure, determine which scanner will be the source (the scanner containing the desired software).
7837 User ’ s Guide 8–2.
Section 9 Interface K eys 9–1 7837 User ’ s Guide Keyboard F unction Relationships The following Keyboard Function Code, Hex/ASCII V alue, and Full ASCII “CTRL”+ relationships apply to all terminals that can be used with the scanner .
7837 User ’ s Guide 9–2 The last five characters in the Full ASCII “CTRL”+ column ( [ ] 6 - ), apply to US only . The following chart indicates the equivalents of these five characters for different countries.
9– 3 7837 User ’ s Guide Supported Interface Keys Supported Interface Keys NUL 00 SOH 01 STX 02 ETX 03 EOT 04 ENQ 05 ACK 06 BEL 07 BS 08 HT 09 LF 0A VT 0B FF 0C CR 0D SO 0E SI 0F DLE 10 DC1 1 1 DC.
7837 User ’ s Guide 9–4 Supported Interface Keys Reserved Enter PF10 PF1 1 PF12 Reserved Reserved New Line Field Forward Field Forward Reserved Field Forward Delete New Line Insert Erase Error Res.
9– 5 7837 User ’ s Guide Supported Interface Keys Reserved New Line N/A N/A N/A N/A N/A New Line N/A Ta b N/A Ta b N/A New Line N/A Escape F1 1 Insert F13 Back Space Back T ab F12 F1 F2 F3 F4 F5 F.
7837 User ’ s Guide 9–6.
Section 10 Defaults 10–1 7837 User ’ s Guide Resetting the F actory Settings If you aren’t sure what programming options are in your scanner , or you’ve changed some options and want the factory settings restored, scan the Factory Default Settings bar code below .
7837 User ’ s Guide 10–2 Parameter Default Page Output Selections Scan Rate 270 scans/second 3–1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . Beeper V olume High 3–1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
10– 3 7837 User ’ s Guide Parameter Default Page Code 39 Selections Code 39 On 7–6 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Start/Stop Don’t T ransmit 7–6 . . . . . . . . . . . . . . . . . . . .
7837 User ’ s Guide 10–4 Parameter Default Page IA T A Code 2 of 5 Selections IA T A Code 2 of 5 On 7–15 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Message Length Min 4, Max 48 7–15 . . . . . . . . . . . . . . . . .
10– 5 7837 User ’ s Guide Parameter Default Page UPC A UPC A On 7–23 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Check Digit On 7–23 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
7837 User ’ s Guide 10–6 Parameter Default Page MSI Selections MSI Off 7–33 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Check Character Not Required 7–33 . . . . . . . . . . . . . . . . . . . .
Section 11 Specifications 1 1–1 7837 User ’ s Guide Product Specifications Dimensions Height 6.0 inches (15.2 cm) . . . . . . . . . . . . . . . . . Length 5.3 inches (13.5 cm) . . . . . . . . . . . . . . . . . Weight 6.3 ounces ( 179.2 g) . . . . .
7837 User ’ s Guide 1 1–2.
Section 12 Customer Support 12–1 7837 User ’ s Guide Obtaining Service Center/Depot Service in the United States T o obtain warranty and non-warranty service for the 7837 product (within the United States), call NCR’s Managed Services Center at 800-262–7782.
7837 User ’ s Guide 12–2.
Agency Compliance Statements 7837 User ’ s Guide This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
7837 User ’ s Guide The CE mark on the product indicates that the system has been tested to and conforms with the provisions noted within the 89/336/EEC Electromagnetic Compatibility Directive and the 73/23/EEC Low V oltage Directive. NCR shall not be liable for use of our product with equipment (i.
7837 User ’ s Guide.
7837 User ’ s Guide.
7837 User ’ s Guide.
Programming Chart 7837 User ’ s Guide 0 1 2 3 4 5 6 7 8 9.
Programming Chart A B C D E F Save Discard.
Code 128 CODE 128 Interleaved 2 of 5 1234567890 Code 39 TEST–SHEET Code 2 of 5 Matrix 2 of 5 123456 6543210 UPC A with 5 digit addenda 56098 0 12345 6789.
デバイスNCR 7837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：
NCR 7837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NCR 7837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。NCR 7837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。NCR 7837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。
NCR 7837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NCR 7837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、NCR 7837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NCR 7837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。
