2755-NU003, Hand-Held Scanner with Wedge Option User Manual
Contents
1. Some of these message parameters may not be reguired or may vary from one host system to another You select parameters based on the reguirements of your application and the host system To select message parameters you scan the appropriate bar code labels in each section Note Throughout this chapter default settings for parameters are flagged by an asterisk Chapter 6 Message Format P arameters Prefix 6 2 A prefix is a subset of the preamble normally formatted to some industry standard It is represented by a specific ASCII code An example of a prefix is the STX Start of Transmission code Scan the appropriate prefix label Suffix Chapter 6 Message Format Parameters A suffix is a subset of the postamble Like the prefix it is normally assigned to a specific ASCII code Examples of suffixes are CR Carriage Return and LF Line Feed Scan the suffix appropriate for your application MA Uw o o m MF Suffix None LN LN MM ME ee 6 3 Chapter 6 Message Format Parameters Scanner Scanner ID characters are used to identify individual Identifier scanners when more than one scanner is interfaced with the host system Options available are none Disabled or digits 01 through 99 Scanning label JA disables the scanner identifier EM To enter a scanner ID scan label JB and then two separate digits from Appendix B The ID characters cannot exceed2. 002 Maximum Length 0004 7 1 7 1 7 2 7 3 7 3 iii Table of Contents Hand Held Scanner with Wedge Option Specifications Chapter 8 Appendix A Appendix B Appendix C Appendix D Appendix E Glossary Index Bar Code Test Symbols Digit Selection Symbols Autosense Mode Maintenance Scanner Parameters Table of Contents Hand Held Scanner with Wedge Option Figures Scanning Ranges FFF Y eee Keyboard Wedge Interface Connections Connecting Scanner Interface Cable Removing Scanner Interface Cable Autosense Mod FFY Yd Tables Wedge Interface Cables Scanner Accessories 0 cece eee eee LED Indicators YY Y Y RG Scanning Ranges Standard Long Range Scanner Scanner Default Settings Code Identifier Characters Hexadecimal Conversion Table 3 5 4 1 4 2 4 3 Chapter Objectives Contents of Package Intended Audience Chapter Using this Manual This chapter gives an overview of the manual including Contents of Package Intended Audience Overview of Manual Warnings and Cautions Related Publications You should receive the following items when ordering the Catalog No 2755 G3 W or 2755 G6 W Scanner Scanner Scanner Holder User Manual No special knowledge is required to insta
3. LED Indicators Safety Labels Scanning Ranges FFY FY eee eee Operating Scanner 0000000 Beep Operating Tips Troubleshooting 2 1 2 1 2 2 2 2 2 2 2 3 2 3 2 3 2 4 2 4 2 5 2 6 Table of Contents Hand Held Scanner with Wedge Option Setup Instructions General Setup Parameters Message Format Parameters Chapter 4 Chapter Objectives FFY 4 1 Installing Wedge Interface 4 1 Connecting Scanner Interface Cable 4 2 Removing Scanner Interface Cable 4 3 Connecting Wedge Interface Cable 4 4 Connecting Optional Power Supply 4 5 Terminal Power Up Sequence 4 5 Enabling Wedge Mode ss 4 6 Selecting a Terminal Type 4 6 Scanner Configuration Guidelines 4 8 Scanner Default Settings v 4 10 Resetting Factory Defaults 4 12 Chapter 5 Chapter Objectives FFY dd 5 1 System Status LYYFF Y E uu 5 1 Power Consumption YYYY YY 5 3 Beeper Operation 00000000 5 4 Capture Count 5 1e zo tn metet 5 5 Spotter Beam rennir oa 0 0 eee eee eee ee eee 5 6 Autosense Mod FFF ee eee 5 7 Chapter 6 Chapter Objectives FFY dd 6 1 Message Format FFY gd 6 1 PICO eiu ddod RR Nyd dd By dyl yd 6 2 SUX o oe NEN P RM MESS
4. You can enable the scanner to use a spotter beam which helps when aiming the scanner Each time you press the trigger the scanner generates a bright laser spot for a fixed duration after which the scanner beam is activated The spotter beam is recommended for long range applications Scanning label NP disables the spotter beam Hold the trigger for two seconds after scanning Disable NP Spotter Beam To enable the spotter beam scan label NG then scan a digit from 0 9 Appendix B holding the trigger for two seconds after scanning the digit Each digit enables the spotter beam for a specified duration as shown in the table below For example to enable the spotter beam for 200 milliseconds scan the NQ label then scan code 3 in Appendix B pet ees Enable Spotter Beamzxx msec This Digit Enables Spotter Beam for 50 ms 100m 150m 200 m 250 m 300 m 350 m 400 m 450 m 500 m O co 1i C OF UNE C5 o o oooooo0 o Note Spotter Beam and Autosense Mode are mutually exclusive parameters Only one of these parameters can be enabled at a time Autosense Mode Chapter 5 General Setup P arameters In Autosense mode the scanner has an internal object sensor allowing you to operate the scanner in an optional Autostand Catalog No 2755 NS2 for hands free operation When the scanner is placed in the Autostand it becomes immediately active for reading any bar code label presented
5. certification 8 2 electrical 8 1 environmental 8 2 mechanical 8 2 optical 8 1 Spotter Beam disable 5 6 enable 5 6 Standard 2 of 5 disable 7 12 enable 7 12 maximum length 7 12 minimum length 7 12 Standby Power 5 3 8 1 Suffix 6 3 Symbologies 2 4 Codabar 7 14 Code 128 7 13 Code 39 7 1 EAN JAN 7 8 Interleaved 2 of 5 7 10 label lengths 7 1 Standard 2 of 5 7 12 UPC A and E 7 5 System Status current parameter settings 5 1 program ID 5 2 version number 5 2 1 3 T Transmit Program ID 5 2 Terminal Types 2 6 4 6 4 10 Transmit Version Number 5 2 Troubleshooting 3 8 U UPC A and E check digit 7 6 enable with without supplements 7 5 expanded UPC E 7 5 number system character 7 6 UPC to EAN translation 7 7 W Wedge Mode enabling 4 6 selecting terminal type 4 6 Catalog Number 2755 NU003 Series A 40062 246 01 A Copyright 1992 Allen Bradley Company Inc Printed in USA
6. 128 Character Set B Scanning Menu Labels The scanner does not have a distinct configuration mode Instead it automatically recognizes and reacts to labels you scan You do not scan an enter or exit label to begin or exit configuration mode Most parameters are set by scanning one label For example assume your application uses Codabar labels By default this symbology is disabled To select the Codabar symbology locate the Codabar menu in Chapter 7 and scan the label to the left of Enable Codabar The correct label is shown below Enable A successful scan is indicated by two short high beeps An unsuccessful scan produces no beeps and requires you to rescan the Codabar label Most parameters are modified in this way When you are finished with modifications you can resume normal bar code scanning Chapter 4 Setup Instructions Note When enabling or disabling a parameter be sure the scanner beam illuminates only one symbol at atime The layout of this manual minimizes the accidental scanning of multiple labels Some parameters require that you scan multiple labels to modify a setting An example is the Intercharacter Delay parameter To set the intercharacter delay to 5 milliseconds msec 1 Scan the Intercharacter Delay GB label and listen for one short beep M Intercharacter Delayzxx msec The dotted boxes to the right of the label indicate that you must scan two additional labels one for the dig
7. 1784 735 XT mode Compaq Deskpro Can be used in AT or XT mode depending on the internal jumper See DL40 User Manual Can be used in AT or XT mode depending on the DIP switch setting See User Manual for 1784 35 4 6 Chapter 4 Setup Instructions IBM 3151 DEC VT220 Cl VT240 VT320 VT340 VT420 VT1000 You have now completed the process of installing and configuring the scanner to operate in wedge mode The rest of the manual covers additional parameters that can be set for the scanner and your application Review the configuration guidelines and factory default settings in the following sections to determine if changes are required 4 7 Chapter 4 Setup Instructions 4 8 Scanner Configuration Guidelines Configuration is the process of enabling or disabling certain scanner operating parameters The host computer terminal and the types of bar codes that will be encountered will determine which parameters should be enabled or disabled Follow three basic steps to configure your scanner 1 Review the rest of the manual to familiarize yourself with each group of scanner parameters 2 Review the requirements of your application This will enable you to determine if the factory defaults must be changed 3 Enable or disable the relevant parameters by scanning the bar codes in Chapters 4 through 7 The section that follows describes this process All configuration bar code labels in this manual are Code
8. 6 3 ScannerIdentifi r VYYY uu 6 4 Code Identifier eu uw ee RA uia 6 5 Preamble or Postamble v 6 6 Preamble ce eset tes ped 6 7 Post mble eee ree eed ev 6 7 Intercharacter Delay ssusueuse 6 10 Symbologies Table of Contents Hand Held Scanner with Wedge Option Chapter 7 Chapter Objectives YY FFY dd Label Lengths au ii Ses ER AO SY Code 395 esee hae et an gk eee eee Modulo 43 Check Character Transmit Stop Start Characters Minimum Length 0004 Maximum Length ssusesse UPC A and E 4t eese Supplements 9FFY Y Expanded UPC E 00 Transmit Number System Digit Transmit Check Digit 0 UPC to EAN Translation EAN JAN e eese ecient Supplements LLIYY FF YY id Transmit Number System Digit Transmit Check Digit suus Interleaved 2 Of 5 cce eee Check Digit rs e ETE Minimum Length 002 Maximum Length ssuseese Standard 2 of 5 1 0 FFF Y uu Minimum Length 0002 Maximum Length 0004 0de 128 o RP O CU pee EGRE Minimum Length 0002 Maximum Length YYYY Ynn Codabat su sng GDG PORE EI Transmit Stop Start Characters Minimum Length
9. 99 T iX MM Enable Scanner Identifier plus two characters For example to enter a scanner ID of 01 scan the JB label then scan codes 0 and 1 in Appendix B 6 4 Code Identifier Chapter 6 Message Format Parameters A single character code identifier may optionally be transmitted with a message This option allows the host computer to identify the type of bar code scanned as well as the encoded information Scan option FA to disable the code identifier FA Disable Code Identifier Scan option FB to enable the code identifier FB Enable Code Identifier Table 6 A shows the code identifier character assignments Table 6 A Code Identifier Characters Symbology Code Identifier Code 39 Interleaved 2 of 5 Standard 2 of 5 UPC EAN JAN Code 128 Codabar h b C d f 6 5 Chapter 6 Message Format Parameters 6 6 Preamble or Postamble Preambles and postambles consist of up to four ASCII characters Each ASCII character is encoded as two hexadecimal characters Use Table 6 B Hexadecimal Conversion Table to look up the hexadecimal eguivalent To use the conversion table 1 Find each ASCII character in the table and locate the corresponding bold hexadecimal eguivalent character in the top row and the left column of the table For example the ASCII character Q is represented by the hexadecimal numbers 5 top and 1 left 2 Scan the bar code symbols that correspond
10. Codabar VA Disable Codabar Scan option VB to enable Codabar Transmit Start Stop Characters You can enable or disable the transmission of the Start and Stop characters in Codabar To disable transmission of the Start and Stop characters scan label VC vc Disable Transmission Start Stop Characters To enable transmission of the Start and Stop characters scan label VD VD Enable Transmission Start Stop Characters Chapter 7 Symbologies Minimum Length To set a minimum length for Codabar messages scan label VE and then two digits 01 32 in Appendix B inimum Lengt Specified by two digits 01 32 For example to enter a minimum length of 05 scan the VE label then scan codes 0 and 5 in Appendix B Maximum Length To set a maximum length for Codabar messages scan label VF and then two digits 01 32 in Appendix B pg eee ig ASS e Maximum Length Specified by two digits 01 32 For example to enter a minimum length of 05 scan the VF label then scan codes 0 and 5 in Appendix B If the minimum and maximum lengths are set equal only codes of that exact length are read Hand Held Scanners Catalog No 2755 G3 W Catalog No 2755 G6 W Chapter Specifications Optical Nominal Scan Rate 35 scans second Wavelength nominal 670 nm Maximum Pitch 55 degrees Maximum Skew 65 degrees Scanning Range Minimum Standard Range Long Range Bar Width 2755 G3 W 275
11. Deskpro CH Terminal Type IBM 3151 3472 4 7 CI Terminal Type DEC VT220 VT240 VT320 4 7 VT340 VT420 VT1000 Message Format Parameters Mnemonic Function Page IA Prefix None 6 2 IB Prefix STX 6 2 IC Prefix SOH 6 2 MA Suffix N one 6 3 MB Suffix ETX 6 3 MC Suffix CR 6 3 MD Suffix LF 6 3 ME Suffix HT 6 3 MF Suffix CR and LF 6 3 JA Disable Scanner Identifier 6 4 JB Enable Scanner Identifier 6 4 FA Disable Code Identifier 6 5 FB Enable Code Identifier 6 5 KA Preamble None 6 7 KB Preamble 4 ASCII Characters 6 7 LA Postamble None 6 7 LB Postamble 4 ASCII Characters 6 7 GA No Intercharacter Delay 6 10 GB Set Intercharacter Delay 6 10 Appendix E Scanner Commands Symbology Parameters Mnemonic Function Page OA Disable Code 39 7 2 OB Enable Standard Code 39 7 2 oc Enable Full ASCII Code 39 7 2 OD Disable Modulo 43 Check Character 7 3 OE Enable Modulo 43 Check Character 1 3 or Do Not Transmit Code 39 Start Stop Characters 1 3 0G Transmit Code 39 Start Stop Characters 1 3 OH Set Minimum Length for Code 39 Labels 7 4 Ol Set Maximum Length for Code 39 Labels 7 4 QA Disable UPC A and E 7 5 QB Enable UPC A and E with 2 or 5 Digit Supplements 1 5 QC Enable UPC A and E without 2 or 5 Digit Supplements 1 5 QD Disable Transmission UPC
12. Number System Digit 1 6 QE Enable Transmission UPC Number System Digit 7 6 QF Disable Transmission UPC Check Digit 7 6 QG Enable Transmission UPC Check Digit 7 6 QH Disable Expanded UPC E 7 5 QI Enable Expanded UPC E 7 5 QJ Enable UPC to EAN Translation 1 1 QK Disable UPC to EAN Translation 1 1 RA Disable EAN J AN 8 or 13 7 8 RB Enable EAN J AN with 2 or 5 Digit Supplements 1 8 RC Disable EAN J AN without 2 or 5 Digit Supplements 1 8 RD Disable Transmission EAN J AN Number System Digit 7 9 RE Enable Transmission EAN AN Number System Digit 7 9 RF Disable Transmission EAN J AN Check Digit 7 9 RG Enable Transmission EAN J AN Check Digit 7 9 PA Disable Interleaved 2 of 5 7 10 PB Enable Interleaved 2 of 5 without Check Digit 7 10 PC Enable Interleaved 2 of 5 with Check Digit 7 10 PD Set Minimum Length for Interleaved 2 of 5 Labels 7 11 PE Set Maximum Length for Interleaved 2 of 5 Labels 7 11 Appendix E Scanner Commands Symbology Parameters continued Mnemonic Function Page PF Disable Standard 2 of 5 7 12 PG Enable Standard 2 of 5 7 12 PH Set Minimum Length for Standard 2 of 5 Labels 7 12 PI Set Maximum Length for Standard 2 of 5 Labels 7 12 TA Disable Code 128 7 13 TB Enable Code 128 7 13 TC Set Minimum Length for Code 128 Labels 7 13 TD Set Maximum Length for Code 128 Labels 7 13 VA Disable Codabar 7 14 VB Enable Codabar 1 14 VC Disable Transmission Codabar Start Stop Characters
13. keyboard A Accessories 2 6 Autosense Mode 2 2 disable 5 7 enable 5 7 installing autostand C 1 Bar Code Test Symbols A 1 Beep 3 7 Beeper Operation 5 4 C Cables scanner interface 4 2 wedge interface 2 6 4 4 Capture Count 5 5 Codabar disable 7 14 enable 7 14 maximum length 7 15 minimum length 7 15 start stop characters 7 14 Code 128 disable 7 13 enable 7 13 maximum length 7 13 minimum length 7 13 Code 39 enable 7 2 maximum length 7 4 minimum length 7 4 modulo 43 check character 7 3 start stop characters 7 3 Code Identifier 6 5 Continuous Full Power 53 8 1 D Digit Selection Symbols B 1 E EAN JAN check digit 7 9 disable 7 8 enable with or without supplements 7 8 number system digit 7 9 Enabling Wedge Mode 4 6 F Factory Default Settings 4 10 G General Setup Parameters 2 3 5 1 autosense mode 5 7 beeper operation 5 4 capture count 5 5 power consumption 5 3 spotter beam 5 6 system status 5 1 Good Read Indicator 3 2 I 1 H Hand Held Mode 2 2 Inspecting Cables D 1 Interface cable connecting 4 2 removing 4 3 Interleaved 2 of 5 enable with or without check digit 7 10 maximum length 7 11 minimum length 7 11 K Keyboard Wedge Interface 2 1 installing 4 1 Keyboard Wedge Parameters 2 3 L LED Indicators 3 2 Good Read 3 2 Scanning 3 2 M Maintenance c
14. of the scanner Periodically inspect the cable on the scanner for wear and other signs of damage A worn or damaged cable may interfere with the operation of the scanner Contact your Allen Bradley representative to order replacement cables Appendix Scanner Parameters Each bar code label in this manual is preceded by two characters The following tables list the two character mnemonic for each scanner parameter and the page location of the corresponding label General Scanner Setup Parameters Mnemonic Function Page ZA Set Scanner to Factory Defaults 4 10 ZB Display Scanner Configuration 5 1 ZC Transmit Program Version Number 5 2 Qc Transmit P rogram ID 5 2 QA Enable Full Continuous Power 5 3 B Enable Standby Power 5 3 AA Beeper Off 5 4 AB Beeper On Volume Low 5 4 AC Beeper On Volume Medium 5 4 AD Beeper On Volume Loud 5 4 BC Capture Count 1 5 5 BD Capture Count 2 5 5 NP Disable Spotter Beam 5 6 NQ Enable Spotter Beam 5 6 NO Enable Autosense Mode 5 7 NN Disable Autosense Mode 5 7 Appendix E Scanner Commands Wedge Parameters Mnemonic Function Page CE Enable Wedge Mode 4 6 CF Terminal Type P C AT PS 2 and 50 60 80 4 6 Allen Bradley 6121 Allen Bradley 1784 T50 T60 Allen Bradley 2706 DL40 Allen Bradley 1784 T35 AT mode Compag 386 286 CG Terminal Type P C XT 4 6 Allen Bradley 6120 2706 DL40 Allen Bradley 1784 T35 XT mode Compag
15. other accessories for the scanners Table 2 B Scanner Accessories Catalog No Description 2755 NS1 Scanner Holder included with scanner 2755 NS2 Autostand B 2755 GB1 Holster Belt 2755 GH5 Scanner Holster functions on belt or sling 2755 PW1 5V Power Supply 110 VAC 60 Hz 2755 NT1 Reflective Tape 2 inch 50 8 mm square 92 39 E Circular Reflector 3 inch 76 2 mm diameter 92 47 E Circular Reflector 1 1 4 inch 31 8 mm diameter B Reflective tape is supplied with Autostand Additional reflective tape is available by ordering Catalog No 2755 NT1 B Allen Bradley PHOTOSWITCH amp part number Chapter Using the Scanner Chapter This chapter covers some basic topics on the Objectives operation and use of the scanner including Physical Description LED Indicators Safety Labels Scanning Ranges Operating Scanner Beep Operating Tips Troubleshooting Physical The scanners use a low power visible laser diode light Description source for non contact scanning applications The trigger in the handle of the scanner turns on the light beam The beam exits the window on the front of the scanner LED Indicators Scanning Window Cable Connection ELS Note If your scanner is enabled for Autosense mode the internal object sensor is automatically triggered when bar codes are presented to it 3 1 Chapter 3 Using the Scanner Light reflected off the bar code symbols passes b
16. select one of two power consumption modes for the scanner Option 9A supplies full power to the scanner at all times Option B allows the scanner to revert to standby mode after a successful read This mode is a power conservation feature whereby the scanner uses extremely low power microwatts from the host terminal To supply full power to the scanner at all times scan label QA Full Power A Enable Continuous Note The scanner automatically uses full power when configured to operate in Autosense mode To allow the scanner to revert to standby mode after a successful read scan label OB B Enable Standby Power 5 3 Chapter 5 General Setup Parameters 5 4 Beeper To disable or set the volume of the beeper scan the Operation appropriate option below MM m MM me MM oum M v Capture Count Chapter 5 General Setup P arameters Capture Count determines the number of successful identical decodes that must occur for a valid read You can use the capture count to enhance the security of the bar code reader Option BC sets the capture count to 1 which reguires one successful decode lt MM eee Scan option BD to set the capture count to 2 Two identical decodes must occur for a valid read Because the laser scans a label many times a second you will notice little or no change in the speed of the decode 5 5 Chapter 5 General Setup Parameters Spotter Beam 5 6
17. 5 G6 W 6 0 mil 3 0 in 5 0 in A 15 mm 7 6 cm 12 7 cm un 7 5 mil 19 mm A 10 0 mil 25 mm 15 0 mil 8 0 in 22 in 38 mm 20 3 cm 55 9 cm 20 0 mil 12 in 36 in 51 mm 30 5 cm 91 4 cm 40 0 mil 23 in 60 in 1 02 mm 58 4 cm 152 4 cm 55 0 mil 12 0 in 23 in 66 in 1 40 mm 30 5 cm 58 4 cm 167 6 cm Scanning Range Autosense Mode 36 in 91 4 cm maximum to reflective label or tape Electrical Supply Voltage 4 75 to 14 VDC Current Consumption While Scanning 200 mA maximum Standby Power 100 uA maximum Continuous Full Power 200 mA maximum E Autosense mode automatically uses continuous full power 8 1 Chapter 8 Specifications 8 2 Mechanical Dimensions Inches 4 0 L x 2 8 W x 6 6 H Millimeters 102 L x 71 W x 168 H Weight 8 0 oz 0 23 kg LED Indicators Good Read Green Scanning Yellow Environmental Operating Temperature 0 to 122 F 18 to 509 C Storage Temperature 40 to 158 F 40 to 70 C Relative Humidity 5 to 9596 noncondensing Electrostatic Discharge 15kv to any external surface Drop Test 5 feet 1 27 meter on concrete Dust and Rain MIL STD 810D Sections 510 21 amp 506 21I Interface Keyboard Wedge Certification Dept of Health and Class II laser product Human Services DHHS Complies with DHHS radiation performance standards 21 DFR subchapter J HA Bar Code Test Symbols Use the following labels to insure that your scanner is functionin
18. 7 14 VD Enable Transmission Codabar Start Stop Characters 7 14 VE Set Minimum Length for Codabar Labels 7 15 VF Set Maximum Length for Codabar Labels 7 15 E 4 AIM Acronym for Automatic Identification Manufacturers alphanumeric The character set containing letters numbers punctuation marks and symbols ASCII American Standard Code for Information Interchange It is a seven bit code with an optional parity bit used to represent alphanumerics punctuation marks and control codes bar The dark element of a printed symbol bar code The parallel bars and spaces found in a bar code symbol bar code density The number of characters which can be represented in a linear inch bar code label A label that carries a bar code and is suitable to be affixed to an article bar code symbol A group of parallel bars that represent a character or group of characters whose spacing is determined by a specific set of rules In most cases human readable characters are printed below the bars bar length The bar dimension perpendicular to the bar width bar width The thickness of a bar measured from the edge closest to the symbol s start character to the trailing edge of the same bar character A single group of bars and spaces representing an individual number letter or punctuation mark A graphic shape representing a letter number or symbol check digit A digit included within a symbol whose value is based mathematic
19. B ALLEN BRADLEY Bulletin 2755 Hand Held Scanner with Wedge Option Catalog No 2755 G3 W 2755 G6 W User Manual Important User Information Solid state equipment has operational characteristics differing from those of electromechanical equipment Application Guidelines for Application Installation and Maintenance of Solid State Controls Publication SGI 1 1 describes some important differences between solid state equipment and hard wired electromechanical devices Because of this difference and also because of the wide variety of uses for solid state equipment all persons responsible for applying this equipment must satisfy themselves that each intended application of this equipment is acceptable In no event will the Allen Bradley Company be responsible or liable for indirect or consequential damages resulting from the use or application of this equipment The examples and diagrams in this manual are included solely for illustrative purposes Because of the many variables and requirements associated with any particular installation the Allen Bradley Company cannot assume responsibility or liability for actual use based on the examples and diagrams No patent liability is assumed by Allen Bradley Company with respect to use of information circuits equipment or software described in this manual Reproduction of the contents of this manual in whole or in part without written permission of the Allen Bradle
20. If the minimum and maximum lengths are set equal only codes of that exact length are read Chapter 7 Symbologies Standard 2 of 5 Scan label PF to disable Standard Code 2 of 5 Disable PF Standard 2 of 5 To enable Standard Code 2 of 5 scan label PG Enable Minimum Length To set a minimum length other than 4 for Standard Code 2 of 5 scan label PH and then two digits 04 32 in Appendix B br Sp see iac Minimum Length Specified by two digits 04 32 Maximum Length To set a maximum length for Standard Code 2 of 5 messages scan label Pl and then two digits 04 32 in Appendix B ROUES aa Yate ate Maximum Length Specified by two digits 04 32 If the minimum and maximum lengths are set equal only codes of that exact length are read Chapter 7 Symbologies Code 128 Scan label TA to disable Code 128 TA Disable Code 128 Scan option TB to enable Code 128 TB Enable Code 128 Minimum Length To set a minimum length for Code 128 scan label TC then two digits 01 32 in Appendix B E i p cc a lt mi Specified by two digits 01 32 Maximum Length To set a maximum length for Code 128 scan TD then two digits 01 32 in Appendix B TA RP De RS egy cvv Sees Maximum Length Specified by two digits 01 32 If the minimum and maximum lengths are set equal only codes of that exact length are read Chapter 7 Symbologies Scan label V to disable
21. ON Do not connect power supply until the terminal is turned off Failure to follow this caution could result in damage to the scanner or terminal 2 Plug the circular connector of the power supply into the receptacle on the housing connector of the wedge interface cable 3 Plug the power supply into a standard AC power source Terminal Power Up Sequence Turn on the power to the terminal to which the scanner is connected The unit will issue a series of beeps which are intentional and indicate that the terminal keyboard power on reset routines have been completed 4 5 Chapter 4 Setup Instructions Enabling Wedge Mode Selecting a Terminal Type C Tr C 9 After installing the keyboard wedge interface you need to enable the scanner to operate in wedge mode If this is a first time installation you must enable the scanner to operate in wedge mode To enable wedge mode scan label CE and listen for two short beeps CE Enable Wedge Mode You now need to identify the type of terminal that the wedge interface is connected to Scan the appropriate label below and listen for two short beeps First time installations require you to program the scanner for use with the connected terminal T PC PS 2 and 50 60 80 Allen Bradley 6121 Allen Bradley 1784 T50 T60 Allen Bradley 2706 DL40 El Allen Bradley 1784 T35 AT mode B Compag 386 286 PC XT Allen Bradley 6120 2706 DL4 Allen Bradley
22. ack through the window and is detected by light sensors When a label is read the laser is automatically turned off until the next pull of the trigger The laser beam looks like a narrow red line of light It is actually a tiny spot of light traveling very fast The laser spot moves across the bar code symbol at approximately 35 scans second The bar code is scanned many times in a short period of time LED The rear of the scanner has two indicators that Indicators provide a visual indication of scanner operation GOOD READ o i SCANNING Table 3 A defines the color and function of each LED indicator Table 3 A LED Indicators Function The GOOD READ light momentarily turns on and you will hear a beep when a bar code symbol has been successfully decoded The SCANNING lighttums on when the device is scanning LED Label GOOD READ SCANNING 3 2 Safety Labels Chapter 3 Using the Scanner The scanners use a low power visible laser diode As with any bright light source such as the sun you should avoid staring directly into the beam Momentary exposure to a CDRH Class II laser is not known to be harmful The following figure shows the location of all safety labels as they appear on the scanner 7 CAUTION Use of controls adjustments or perform ance of procedures other than those specified herein may result in hazardous visible light ex
23. ally on other characters included in the symbol It is used to mathematically check the accuracy of a symbol clear area A clear space containing no dark marks that precedes the start character of a symbol and follows the stop character Codabar A numeric symbology consisting of 16 data characters and 4 start stop characters Codabar is primarily used by the medical community Code 128 A symbology representing the full 128 ASCII character set Numeric data may be represented in a double density mode where two digits are represented by one character Code 39 An alphanumeric symbology recognized by most nations widely used in the manufacturing industry code type See symbology decode The process of translating a bar code into data characters using a specific set of rules for each symbology decoder A device used to decode or make usable a digital or analog signal transmitted from a scanning device The scanner contains a decoder EAN Acronym for European Article Numbering system the international standard bar code for retail food packages element Dimensionally the narrowest width in a character bar or space encoded area The total linear dimension consisting of all the characters of a code pattern including start stop characters and data guard bars Bars at the ends and center of a UPC and EAN symbol They ensure a complete scan of the bar code hex Abbreviated form of the word hexadecimal See h
24. an enable or disable the transmission of the last character in an EAN JAN symbol the check digit To disable transmission of the check digit in an EAN JAN symbol scan label RF ME m To enable transmission of the check digit in an EAN JAN symbol scan label RG ME m 7 9 Chapter 7 Symbologies Interleaved 2 of 5 Scan label PA to disable Interleaved 2 of 5 Disable Check Digit You can enable Interleaved 2 of 5 with or without the check digit To enable Interleaved 2 of 5 without the check digit scan label PB Enable PB Interleaved 2 of 5 without Check Digit To enable Interleaved 2 of 5 with the check digit scan label PC Enable PC Interleaved 2 of 5 with Check Digit Chapter 7 Symbologies Minimum Length To set a minimum length other than two for Interleaved 2 of 5 scan label PD and then two digits 02 32 in Appendix B The value of the number you scan must be even Odd numbers are ignored Minimum Length Specified by two digits 02 32 For example to enter a minimum length of 12 scan the PD label then scan codes 1 and 2 in Appendix B Maximum Length To set a maximum length for Interleaved 2 of 5 scan label PE and then two digits 02 32 in Appendix B The value of the number you scan must be even poteet cu Duete g Maximum Length Specified by two digits 02 32 For example to enter a maximum length of 12 scan the PE label then scan codes 1 and 2 in Appendix B
25. e depending on your application ZB Display Configuration Chapter 5 General Setup Parameters Display Configuration Example ZB Command Model 5317 Version 2 51 Power Always On Beeper Loud Baud Rate 9600 Data Bits 7 Parity None Stop Bits 1 Char Delay 00 Protocol Off RTS Rev Rdy Scanner ID None Prefix Off Suffix Off Preamble None Postamble None Redundant Scan No CodelD Char No Labels Full Label Delay 00 Serial Buffr Full Display Duplex Half Auto Label Bfr Off Symbology Parameter 39 UPC EAN 12 5 S2 5 128 Codabr Armed Yes Yes No No No Yes No ASCII No Addendum No No Xmit S S No No Check Ch No No Send Sys Yes Yes E z E Send Ck Ch Yes Yes UPCE Expand No Limits 01 32 02 32 04 32 01 32 01 32 x Redundant Scan Capture Count Armed nabled Addendum Supplements Shaded parameters are not supported in this product 5 2 Scan option ZC to send the program version number followed by carriage return line feed CR LF to the display device The version number is sent in the form 1 00 for example ZC Transmit Version Number Scan option C to send an identification code which verifies the specific program type of the scanner to the display device QC Transmit Program ID Note Options ZC and 8C are used for troubleshooting to identify the scanner Power Consumption Chapter 5 General Setup P arameters You can
26. elay To set Intercharacter Delay to a value other than zero scan label GB then two separate digits from Appendix B The intercharacter delay cannot exceed 31 milliseconds a a Intercharacter Delay xx msec For example to set the delay to 15 milliseconds scan the GB label then scan codes 1 and 5 in Appendix B Chapter Objectives Label Lengths Chapter Symbologies This chapter shows how to enable bar code symbol ogies the scanner is capable of reading including Code 39 UPC A and UPC E with optional 2 or 5 digit supplements EAN 8 and EAN 13 with optional 2 or 5 digit supplements Interleaved 2 of 5 e Standard 2 of 5 Code 128 Codabar To disable or enable specific bar code symbologies scan the appropriate bar code labels in each section Note We recommend that you disable all symbologies not used by your application Throughout this chapter the default symbology selections are flagged by an asterisk The minimum label lengths are set to 1 character except for Interleaved 2 of 5 which is set to 2 characters and Standard 2 of 5 which is set to 4 characters The maximum label length for all symbologies is set to 32 characters You can set minimum and maximum label lengths Note The minimum length must be less than or equal to the maximum length for scanning to occur Chapter 7 Symbologies 7 2 Code 39 To disable Code 39 scan label OA To enable Code 39 scan
27. engths are set egual only codes of that exact length are read UPC A and E Chapter 7 Symbologies To disable all UPC labels scan label QA aA IM Disce UPC Aand E Supplements Option QB or option QC enable both UPC A and UPC E To enable scanning of UPC labels with the 2 or 5 Digit supplements scan label QB Enable UPC QB with 2 or 5 Digit Supplement Enabled To enable scanning of UPC labels with the 2 or 5 Digit supplements disabled scan label QC Enable UPC Supplement Disabled Expanded UPC E You can enable disable expansion of E labels to A labels To disable expanded UPC E scan label QH Disable QH Expanded UPC E To enable expansion of E labels to A labels scan label QI MA m 7 5 Chapter 7 Symbologies 7 6 UPC A and E continued Transmit Number System Digit You can enable or disable the transmission of the first character in a UPC symbol the number system character To disable transmission of the first character in a UPC symbol scan label QD QD Disable Transmission Number System Digit To enable transmission of the first character in a UPC symbol the number system character scan label QE QE Enable Transmission Number System Digit Transmit Check Digit You can enable or disable the transmission of the last character in a UPC symbol the check digit To disable transmission of the check digit in a UPC symbol scan label GF QF Disable Tran
28. er at an angle 9 Make sure the beam crosses every bar and space on the symbol Check for loose cable connections Check that there is power to the scanner and the host computer or terminal If you perform these checks and the symbol still does not scan contact your Allen Bradley representative Chapter Setup Instructions Chapter This chapter provides setup instructions including Objectives Installing the Wedge Interface Enabling Wedge Mode Selecting Terminal Type Scanner Configuration Guidelines Scanner Default Settings Installing Figure 4 1 shows the basic connections for installing Wedge Interface the scanner as a keyboard wedge interface The installation uses two cables the scanner interface cable and the wedge interface cable Cables for the different terminal types are listed in Table 2 A Figure 4 1 Keyboard Wedge Interface Connections Optional Power Supply El Catalog No 2755 PW1 AC Power Source H Power Supply Receptacle Computer U P or Terminal Scanner 2155 G3 W or 2155 G6 W MeL Wedge Interface Cable El Optional power supply required for DEC terminals Chapter 4 Setup Instructions Connecting Scanner Interface Cable The scanner interface cable has a modular plug resembling a telephone connector on one end and a DB9 squeeze to release connector on the other end To install the interface cable Insert the m
29. exadecimal hexadecimal A base 16 numbering system that uses the symbols 0 1 2 3 4 5 6 7 8 9 A B C D E F horizontal bar code A bar code or symbol presented in a manner that its overall length dimension is parallel to the horizon The bars look like a picket fence Interleaved 2 of 5 A symbology in which characters are paired together using bars to represent odd number char acters and spaces to represent even number characters ladder orientation See vertical bar code modulus 43 check character Used in Code 39 for data security in addition to the builtin self checking characters The check character is the modulus 43 sum of all of the character values in a given message and is the last character in the code orientation The alignment of bars and spaces to the scanner Often referred to as vertical ladder or horizontal picket fence parity bit An additional non data bit attached to a binary word to provide a check of the data integrity by making the sum of the number of ones in a word always even or odd picket fence code See horizontal bar code scan The search for a symbol or marks which are to be optically recognized scan area The area intended to contain a bar code symbol scanner device that optically scans bar code symbols and converts the optical information into digital or analog form and sends it to a decoder self checking A bar code or symbol using a checking algorithm wh
30. g properly The only label the long range scanner can read below is the Interleaved 2 of 5 15 mil label 0 ll Jill UPCE 13MIL EAN8 13MIL 012345 678900 MERE M 01234567 Eg Appendix J D Digit Selection Symbols M a n a Ini a il NL A Appendix Autosense Mode To set up the scanner to operate in Autosense mode using the optional Autostand follow the steps below while referring to Figure C 1 Enable the scanner to operate in Autosense mode by scanning the Enable Autosense NO label in Chapter 5 2 Attach the Stand Riser to the Stand Base using two of the supplied 176 32 thumb screws 3 Attach the Scanner Holder to the top of the Stand Riser using the other two 6 32 thumb screws 4 Verify that the reflective label is affixed to the Stand Base 5 Place the scanner in the stand as shown in Figure C 1 6 Check that the red beam of light is aimed at the reflective label on the stand The Autostand is now ready to read bar code labels presented to it While the scanner is activated in Autosense mode you are able to remove the scanner from its holder and use it for hand held applications When the scanner is removed from the Autostand the scanning beam is turned on automatically to read a bar code label If the scanner does not see a label the scanning beam will turn off after four seconds Scanning is re initiated by manually pulling the trigger The scanner can then be placed
31. h Fu E of 0 Scanning H Beam 0 006 in B inches 0 15mm 5 0 0075 in C 0 19mm inici a In TET 7 25mm 10 0 015 in Narrow 0 38mm Bar Width lt 0 020 in 0 51mm 0 040 i k 1 02 mm a lt 0 055 in 1 40 mm W 0 WT ERE Topo TTTT TT TT TTTT TTTT inches 5 10 15 20 25 30 centimeters 12 7 25 4 38 1 50 8 63 5 76 2 Depth of Field Long Range Scanner E 19 Catalog No 2755 G6 W aol 5 Scanner B Width E of 0 Scanning Beam y ES inches 5 5 0 mit 3 m 0 38 mm ae C 10 Narrow Bar Width 20 0 mil aM 0 51mm Le 40 0 mil gt 1 02 mm Me 55 0 mil Nun 1 40 mm 0TrTTTTT Tr TT TT TT TT TT TT TT TT i 10 20 30 40 50 60 70 Metes Ba 50 8 762 1016 1270 1524 1778 Depth of Field 3 5 Chapter 3 Using the Scanner Operating Follow these basic steps to operate scanner Scanner 1 Check Before using the scanner check all cable connections to make sure they are secure Chapter 4 defines the wedge interface connections for the scanner 2 Test Aim the scanner at the work surface and press the trigger You should see the red beam on the work surface and the SCAN NING indicator on the back of the unit should be on 2 Scan Aim the scanner at the bar code and press the trigger Adjust the scanner position so the beam is centered on the bar code and overlaps it on both sides When the scanner has read the symbol You will hear a beep and
32. he option of removing the scanner from the stand and using it as a conventional hand held scanner The low level beam will not interfere with hand held use of the scanner When replaced in the stand the scanner reverts automatically to the Autosense mode Note Autosense mode can also be set up using a PHOTOSWITCH reflector See Accessories Setup Parameters Chapter 2 Overview of Scanner The built in setup parameters of the scanner fall into four general categories Keyboard Wedge General Setup Message Format Symbologies Each category controls parameters that relate to specific functions of scanner operations and its operation in wedge mode Keyboard Wedge Parameters Parameters that configure the scanner to operate in keyboard wedge mode include Enable Wedge Mode Select Terminal Type Chapter 4 shows how to enable the scanner to operate in wedge mode with a specific terminal type General Setup Parameters General setup parameters are basic to the operation of the scanner These parameters control System Status Display Power Consumption Beeper Operation Capture Count Spotter Beam Autosense Mode General parameters are set by scanning bar code labels in Chapter 5 2 3 Chapter 2 Overview of Scanner Message Format Parameters Parameters that control the format and speed of messages transmitted to the host include e Prefix e Suffix Scanner Identifier Code Identifie
33. ich can be applied to each character to guard against undetected errors Codes that are not self checking may employ a check digit or other redundancy in addition to the data message space The lighter element of a bar code formed by the background between bars G 4 start stop characters Bar code characters that provide the scanner with information on how the code is bounded and its orientation The start character is normally at the left end of a horizontal code and adjacent to the most significant character The stop character is normally at the end of a horizontal code and adjacent to the least significant character symbology The conventions or rules which govern the formation of characters and strings in bar codes The language of the bar code symbol symbol density The number of characters per linear inch symbol length The length of the symbol measured from the beginning of the quiet area adjacent to the start character to the end of the quiet area adjacent to a stop character UPC Acronym for Universal Product Code The standard bar code for retail food packages in the United States vertical bar code A code pattern in which the overall coded area from start to stop is perpendicular to the horizon The individual bars appear as rungs of a ladder wedge interface A programmable device with resident memory capable of translating scanned bar code data so that it appears that the data was manually entered on a
34. into the stand once again and it will function in Autosense mode Appendix C Autosense Mode Figure C 1 Autostand Scanner Scanner Holder 46 32 Thumb S crews Y ye Reflect Stand Riser AT M 46 32 Thumb S crews Stand Base 2 Important When the scanner is to be powered from a battery such as in a hand held terminal you should disable Autosense mode In this application you may need to use the power conservation mode of the scanner when drawing power from a battery Auto sense mode will function only in full power mode Reflective tape is supplied with the autostand Additional reflective tape is available by ordering Catalog No 2755 NT1 Cleaning Window Inspecting Cables Appendix B Maintenance This appendix provides general maintenance information for your scanner You may need to clean the window of the scanner Carefully clean the window by first removing loose particles of dirt with clean air Then use a soft lint free cloth moistened with an optical quality cleaning fluid for plastic lenses and wipe the window in a single direction don t wipe cloth back and forth across window Do not leave streaks CAUTION Do not use abrasive material or sol vents e g alcohol or acetone on the window These items may damage the window or finish on the scanner WARNING The scanner has no serviceable parts Do not open the housing
35. it O and the second for the digit 5 2 After the beep scan the bar code beside 0 in Appendix B and listen for one short high beep 3 Scan the bar code beside 5 in Appendix B and listen for two short beeps The two beeps indicate that you scanned the last parameter argument If you scan the Intercharacter Delay GB label and then scan a normal data label instead of 0 and 5 a normal tone is emitted in response to the data label and the programming command is ignored No exit code is required to resume normal operations Note Any parameter that requires multiple scans will display dotted boxes to the right of the primary label The number of dotted boxes indicates the number of additional labels to be scanned 4 9 Chapter 4 Setup Instructions Scanner Table 4 A lists the factory default settings for each Default Settings group of scanner parameters Table 4 A Scanner Default Settings Keyboard Wedge Parameter Options Default Wedge Mode Enable or Disable Enable Terminal Type PC AT PS 2 50 60 80 PC AT PS 2 50 60 80 PC XT IBM 3151 DEC VT220 General Scanner Setup Options Enable Continuous Full Power Enable Standby Beeper Off Beeper On Volume Low Beeper On Volume Medium Beeper On Volume Loud Default Continuous Full Power Parameter Power Consumption Beeper Operation Beeper On Volume Loud Capture Count Spotter Beam Autosense Mode Disable Disable E
36. le has a connector housing and a Y cable The housing contains 1 or 2 plug in sockets for the scanner and an optional power supply The two legs of the Y cable connect to the terminal keyboard and the terminal CAUTION Do not connect scanner to terminal until power to the terminal is off Failure to do this could result in damage to the scanner To connect the wedge interface cable 1 Turn off power to the computer terminal to which the scanner will be connected 2 Plug the DB9 squeeze to release connector of the scanner interface cable into the connector housing of the wedge interface cable 3 Unplug the keyboard from the terminal and replug the keyboard into the short leg of the Y cable 4 Plug the remaining long leg of the Y cable into the terminal where the keyboard was connected 5 Arrange the fully connected unit so that all cables run freely Chapter 4 Setup Instructions Connecting Optional Power Supply Some terminal interfaces reguire an external power supply One end connects to a standard AC receptacle supplying the appropriate voltage level The other end plugs into a receptacle located on the housing connector of the wedge interface cable CAUTION The Catalog No 2755 PW1 Power Supply has the following polarity 5v amp e o Ground If using another power supply the polarity must be the same To install the power supply 1 Power to the terminal must be turned off CAUTI
37. leaning scanner window D 1 inspecting cables D 1 Message Format 6 1 Message Format Parameters 2 4 6 1 code identifier 6 5 prefix 6 2 scanner identifier 6 4 suffix 6 3 O Operating Modes autosense mode 2 2 hand held mode 2 2 Operating Ranges 3 4 Operating Scanner 3 6 P Parameters F 1 general setup 23 keyboard wedge 2 3 message format 2 4 symbologies 2 4 7 1 Postamble 6 6 6 7 Power Consumption continuous full power 5 3 8 1 standby power 5 3 8 1 while scanning 8 1 Power Supply connecting 4 5 Preamble 6 6 6 7 Prefix 6 2 R Resetting Factory Defaults 4 12 S Safety Labels 3 3 Scanner Identifier 6 4 Scan Rate 3 2 8 1 Scanner as a keyboard wedge interface 2 1 beep 3 7 beeper operation 5 4 configuration 4 8 description of 2 1 3 1 factory default settings 4 10 LED Indicators 32 operating ranges 3 4 operation of 3 6 power consumption 5 3 safety labels 3 3 scan rate 3 2 8 1 specifications 8 1 troubleshooting 3 8 visible laser diode 3 1 Scanner Configuration Guidelines 4 8 Scanning Indicator 3 2 Scanning Ranges 3 4 Scanning Tips 3 7 Selecting Terminal Type 4 6 Setup connecting power supply 4 5 connecting scanner cable 4 2 connecting wedge cable 4 4 enabling wedge mode 4 6 installng wedge interface 4 1 selecting terminal type 4 6 terminal powerup sequence 4 5 Specifications
38. ll configure or operate the scanners as a keyboard wedge interface However this manual does not tell you how to use or generate an application program to receive and store the data 1 1 Chapter 1 Using this Manual Overview This manual shows how to set up and use the scanner of Manual as a keyboard wedge interface for non contact scan ning applications The contents of each chapter are Chapter Title Purpose 1 Using this Manual Provides an overview of this manual 2 Overview of Scanner Gives an overview of scanner functions oper ating modes and scanner setup parameters 3 Using the Scanner Provides basic instructions on how to use the scanner for non contact scanning 4 Setup Instructions Shows how to setup the scanner as a keyboard wedge interface and configure the operating parameters of the scanner 5 General Covers parameters specific to the operation of Setup Parameters the scanner including beeper power con sumption and capture count Parameters are Selected by scanning bar code labels 6 Message Covers parameters that control the format of Format Parameters messages transmitted to the host computer or terminal Parameters are selected by scanning bar codes 1 S ymbologies Covers parameters that enable bar code symbologies the scanner is capable of read ing Symbologies are disabled or enabled by scanning bar codes 8 Specifications Details specifications of the scanners 1 2 Warning and Cauti
39. nable or Disable Enable or Disable Chapter 4 Setup Instructions Table 4 A continued Scanner Default Settings Message Format Parameter Options Default Prefix None STX or SOH one Suffix one ETX CR LF HT or one CR and LF Scanner Identifier Disable or a number 01 99 Disable Code Identifier Disable or Enable Disable Preamble one or 1 4 characters one Postamble one or 1 4 characters one Intercharacter Delay User Defined Delay in msec or 0 Intercharacter Delay o Intercharacter Delay Symbologies Default Disable Enable Standard Code 39 Enable Full ASCII Code 39 Enable or Disable Modulo 43 Disable Check Character Enable or Disable Transmission Disable of Start Stop Character Minimum Length Maximum Length UPC AandE Disable Enable without 2 or 5 Enable with 2 or 5 digit supplements Digit Supplements Enable without 2 or 5 Digit Supplements Enable Disable Expanded UPC E Disable Enable Disable Transmission Enable f Number System Chararacter Enable Disable Transmission Enable f Check Digit Enable Disable UPC to EAN Translation Disable Code 39 Enable Standard Code 39 Chapter 4 Setup Instructions Table 4 A continued Scanner Default Settings Symbologies Code Options Default EAN J AN 8 or 13 digit Disable Disable Enable with 2 or 5 Digit Supplements Enable without 2 or 5 Digit Supplements Enable or Disable Transmi
40. nned data the computer ignores data entered at the keyboard You configure the scanner for keyboard wedge mode by modifying scanner setup parameters Parameters are selected based on the terminal type and the types of bar codes used in your application The scanner is easily configured by scanning the appropriate bar code labels in Chapters 4 through 7 of this manual When a configuration label is scanned the scanner sends a 1 or 2 line acknowledgement message to your terminal display Important It is your responsibility to provide the appropriate application program on the host computer terminal to receive and store the data Chapter 2 Overview of Scanner 2 2 Operating Modes The scanner functions in one of two operating modes Hand Held Mode or Autosense Mode Hand Held Mode In hand held mode you hold the scanner in your hand and press the trigger every time you want to scan a bar code symbol Chapter 3 provides details on using the scanner in hand held mode Autosense Mode In this mode the scanner operates in an optional Autostand Catalog No 2755 NS2 for hands free operation The scanner uses a low level laser beam as an internal object sensor When the scanner is placed in the stand it becomes immediately active for reading any bar code label presented to it The scanner is triggered when a bar code label breaks the scan beam path between the reflector on the stand and the scanner You also have t
41. odular plug into the opening at the bottom of the scanner s handle Figure 4 2 The modular plug is keyed to insure proper insertion Press firmly until the plug clicks into place Figure 4 2 Connecting Scanner Interface Cable Chapter 4 Setup Instructions Removing Scanner Interface Cable At some point you may have to replace the interface cable with another cable CAUTION Do not remove the scanner interface cable until the host computer terminal is turned off Failure to do this could result in damage to the scanner To remove the interface cable follow these steps 1 Turn power to computer terminal off 2 Disconnect optional power supply from AC power source 3 Disconnect scanner from wedge interface cable 4 Insert a straightened paper clip into the cable release hole as shown in Figure 4 3 5 Press down firmly on the paper clip to release the retainer and gently pull the connector out of the scanner Figure 4 3 Removing Interface Cable Cable Release Hole ES O 4 3 Chapter 4 Setup Instructions 44 Connecting Wedge Interface Cable The wedge interface cable connects the scanner to the terminal keyboard and the terminal You select a wedge interface cable based on the the terminal you are using The available cables are listed in Table 2 A The wedge interface cab
42. on Symbols Related Publications Chapter 1 Using this Manual This manual contains the following caution and warning symbols CAUTION A laser caution symbol that appears where laser light is present WARNING A warning symbol means people might be injured if procedures are not followed CAUTION A caution symbol is used when equip ment may be damaged if procedures are not followed Below is a list of related publications you may need to refer to when using the scanners Publication No 2755 921 Bar Code Basics Describes bar code symbologies equipment and typical applications Publication No 2755 2 44 Product Data for the family of Visible Laser Diode Hand Held Scanners 1 3 Chapter Objectives Function of Scanner Chapter Overview of Scanner This chapter gives an overview of the scanner including Function of Scanner Operating Modes Scanner Setup Parameters Scanner Accessories The scanner is a keyboard wedge interface that is capable of scanning decoding and transmitting bar code data to a host computer or terminal As a keyboard wedge interface you can use the scanner with most manufacturer s terminals The scanner connects between the keyboard and display of the terminal In this mode the scanner draws power directly from the terminal The wedge translates scanned data so that it appears as if it was entered at the keyboard When the wedge is transmitting sca
43. option OB or OC After enabling Code 39 make any additional required selections from options OD through Ol OB Enable Standard Code 39 gt W eee Chapter 7 Symbologies Modulo 43 Check Character Options OD and OE allow you to enable or disable the Modulo 43 check character for Code 39 To enable the Modulo 43 check character scan label OE To disable the Modulo 43 check character scan label OD OD Disable Modulo 43 Check Character OE Enable Modulo 43 Check Character Transmit Start Stop Characters You can transmit or suppress the Start and Stop characters in Code 39 To suppress transmission of the Start and Stop characters scan label OF OF Do Not Transmit Start and Stop To enable transmission of the Start and Stop characters scan label OG gt ME me 75 Chapter 7 Symbologies 7 4 Code 39 continued Minimum Length The minimum length of Code 39 is set by scanning label OH and then two digits 01 32 in Appendix B Minimum Length Specified by two digits 01 32 For example to enter a minimum length of 05 scan the OH label then scan codes 0 and 5 in Appendix B Maximum Length The maximum length of Code 39 is set by scanning label Ol and then two digits 01 32 in Appendix B Maximum Length Specified by two digits 01 32 For example to enter a maximum length of 05 scan the Ol label then scan codes 0 and 5 in Appendix B If the minimum and maximum l
44. or e The GOOD READ light will turn on momentarily e The red beam will turn off If you fail to scan see the Trouble shooting section 3 6 Beep Operating Tips RIGHT WRONG Chapter 3 Using the Scanner When scanning a bar code symbol listen for one short high tone It means the bar code has been decoded successfully Hold at an Angle Do not hold the scanner directly over the bar code In this position light can bounce back into the scanner and prevent decoding Angle the scanner slightly Scan the Entire Symbol Move the scanner so the beam crosses every bar and space on the symbol The larger the symbol the farther away you should hold the scanner Hold the scanner closer for symbols with bars that are close together If you have difficulty reading a label hold the scanner beyond the recommended range in Figure 3 B and then move the scanner closer 3 7 Chapter 3 Using the Scanner 3 8 Troubleshooting This section provides a list of things to check if you are having problems scanning Note Scanning problems are most often caused by poor quality bar code symbols If scanning problems arise test your bar code system using the high quality bar code test symbols supplied in Appendix A Make sure the scanner is configured to read the the type of bar codes you are trying to scan Check if the bar code symbol is worn or damaged Verify that you are holding the scann
45. posure 3 3 Chapter 3 Using the Scanner 3 4 Scanning Ranges Bar Code Width The scanners can read bar code labels at various distances depending on the bar code width width of narrowest element in bar code either bar or space Table 3 B defines the scanning ranges for both the standard and long range scanner Scanning ranges are listed for symbols with bar code widths from 6 0 mil to 55 0 mil 15 mm to 1 40 mm Table 3 B Scanning Ranges Standard and Long Range Scanners Standard Range 2755 G3 W 3 0 in 5 0 in 7 6 cm 12 7 cm 2 5 in 7 5 in 6 4 cm 19 0 cm 1 0 in 10 0 in 2 5 cm 25 4 cm 1 5 in 14 0 in 3 8 cm 35 6 cm 2 5 in 18 0 in 6 4 cm 45 7 cm 9 0 in 25 0 in 22 9 cm 63 5 cm Long Range 2755 G6 W 60 in 152 4 cm 12 0 in 30 0 in 30 5 cm 76 2 cm 66 in 167 6 cm Figure 3 1 illustrates the scanning ranges in graphic form The figure shows that the scanning range of the standard range scanner for a 40 0 mil 1 02 mm bar code width is 9 0 25 0 inches 22 9 63 5 cm The scanning range of the long range scanner for the 40 0 mil 1 02 mm bar code width is 23 60 inches 58 4 152 4 cm Chapter 3 Using the Scanner Figure 3 1 Scanning Ranges Standard Range Scanner r 10 Catalog No 2755 G3 W 5 Scanner B Widt
46. r Preamble Postamble Intercharacter Delay Message format parameters are enabled or disabled by scanning bar codes in Chapter 6 Symbology Parameters The scanner can be configured to read the following bar code symbologies Code 39 e UPC EAN JAN Interleaved 2 of 5 Standard 2 of 5 Code 128 Codabar Symbologies are selected based on the requirements of the application You enable or disable symbologies by scanning bar codes in Chapter 7 2 4 Chapter 2 Overview of Scanner Ordering The following figure shows the catalog number a Scanner breakdown for ordering a scanner 2755 G3 W Bulletin Number Device Type G Gun Scan Range 3 Standard Range 6 z Long Range Decoder Type W Wedge 2 5 Chapter 2 Overview of Scanner 2 6 Scanner Accessories Table 2 A lists the wedge interface cables available for the supported terminal types Included with each catalog number is an 8 foot 2 4 meter coiled scanner interface cable Table 2 A Wedge Interface Cables Catalog No Terminal Description 2755 NC20 IBM PC XT AT Allen Bradley 6120 6121 Alen Bradley 1784 T35 T50 T60 Allen Bradley 2706 DL40 AT or XT Mode Compaq DeskPro Compaq 286 2755 NC21 IBM PS 2 50 55 60 80 Compag 386 2155 NC22 IBM 3151 3472 2755 NC24 DEC VT220 VT240 VT320 VT340 D VT420 VT1000 Requires Catalog No 2755 PW1 Power Supply Table 2 B lists
47. reamble 4 ASCII 8 Hex characters A postamble is similar to a preamble except it is appended to the message which is transmitted to the host Its maximum length is four ASCII characters tam To enter a postamble scan the LB label then refer to Table 6 B to enter the four ASCII characters The procedure on the previous page explains how to enter preamble characters a BEEN Postamble 4 ASCII 8 Hex Characters 6 7 Chapter 6 Message Format P arameters M omm Hexadecimal Conversion Table 2 0 E 0 1 a ac 1 2 STX DC2 x 2 3 ETX DC3 3 3 4 EOT DC4 4 5 ENG NAK 5 6 ACK SYN amp 6 7 BEL ETB 7 4 8 9 A B A gs D E F n 7 LL 6 8 Chapter 6 Message Format Parameters Table 6 B continued Hexadecimal Conversion Table Il 9 E qae Ga EN 0 o Bg p o a a fa J a h 2 B R bof A 3 C S C S 4 D T d t 5 E U e u ls e fv ft v B Lr ea w ol lw 8 H X h x 9 l Y i y A J Z j z C B K k C L V D M m E N n D F O B o DEL F 6 9 Chapter 6 Message Format Parameters Intercharacter Delay Certain terminals and computers require an intercharacter delay to simulate the effects of keystroke delays Selecting an intercharacter delay causes the characters to be sent at the slower rate required by the device to which you are interfacing Scanning label GA disables intercharacter delay GA No Intercharacter D
48. smission of Check Digit To enable transmission of the check digit in a UPC symbol scan label QG QG Enable Transmission of Check Digit Chapter 7 Symbologies UPC to EAN Translation You can cause UPC labels to be transmitted as EAN 13 labels To enable UPC to EAN translation scan label QJ QJ Enable UPC to EAN Translation To disable UPC to EAN translation scan label QK QK Disable UPC to EAN Translation 7 7 Chapter 7 Symbologies EAN JAN 7 8 Scan label RA to disable EAN JAN 8 or 13 digit MW me Supplements Option RB or option RC enables both EAN 8 digit and EAN 13 digit EAN JAN labels can be read with or without supplements To enable scanning of EAN JAN labels with the 2 or 5 digit supplements scan label RB Enable EAN JAN RB with 2 or 5 Digit Supplement Enabled To enable scanning of EAN JAN labels with the 2 or 5 Digit supplements disabled scan label RC Enable EAN JAN RC with 2 or 5 Digit Supplement Disabled Chapter 7 Symbologies Transmit Number System Digit You can enable or disable the transmission of the first character in an EAN JAN symbol the number system character To disable transmission of the first character in an EAN JAN symbol scan label RD RD Disable Transmission Number System Digit To enable transmission of the first character in an EAN JAN symbol scan label RE RE Enable Transmission Number System Digit Transmit Check Digit You c
49. ssion Enable umber System Chararacter Enable or Disable Transmission Enable of Check Digit Interleaved 2 of 5 Disable Disable Enable without Check Digit Enable with Check Digit inimum Length aximum Length Standard 2 of 5 Enable or Disable Disable inimum Length aximum Length Code 128 Enable or Disable Enable inimum Length aximum Length 32 Codabar Enable or Disable Disable Enable or Disable Transmission Disable umber System Chararacter inimum Length 1 aximum Length 32 Resetting To reset the scanner to the factory default settings Factory Defaults listed in Table 4 A scan label ZA ZA Reset to Factory Defaults Note Scanning this label produces a bi level tone Chapter Objectives System Status Chapter General Setup Parameters This chapter describes parameters specific to the operation of the scanner including System Status Power Consumption Beeper Operation Capture Count Spotter Beam Autosense Mode To set specific operating parameters scan the appropriate bar code labels in each section Note Throughout this chapter default settings for parameters are flagged by an asterisk The labels in this section allow you to examine the configuration of your system To send a list of currently programmed parameters to the display device scan option ZB A sample display is shown on the top of the next page Note Scanning ZB may interfere with your terminal softwar
50. to it The scanner is triggered when a bar code label breaks the scan beam path between the reflective label on the stand and the scanner To activate Autosense mode scan the Enable Autostand NO label You must hold the trigger down for two seconds after scanning the label MM The scanner will respond by emitting a continuous low level red beam of light Note The scanner is automatically configured to use full power not standby power in Autosense mode For details on how to set up the scanner to operate in the optional Autostand see Appendix C To deactivate Autosense mode scan the Disable Autostand symbol NN You must hold the trigger down for two seconds after scanning the label MW Note Spotter Beam and Autosense Mode are mutually exclusive parameters Only one of these parameters can be enabled at a time 5 7 Chapter Message Format Parameters Chapter This chapter defines parameters that control the Objectives format of transmitted bar code messages including Prefix and Suffix Scanner Identifier Code Identifier Preamble and Postamble In addition to these parameters you can program an intercharacter delay to prevent data overruns with your host computer terminal or wedge Message A message transmitted from the scanner upon a Format successful decode has the following format Prefix Scanner Identifier Preamble Code Identifier Data Postamble Suffix
51. to the hexadecimal eguivalent characters First scan the bar code symbol that corresponds to the bold hex character at the fop Then scan the bar code symbol that corresponds to the bold hex character at the Jeff For example for the ASCII character O first scan the bar code symbol labeled 5 then scan the bar code symbol labeled 1 If your preamble or postamble contains an N first scan 4 and then E 3 Repeat this procedure for each ASCII character you want to enter Note If you select a preamble or postamble you must scan four ASCII characters even if the preamble or postamble is less than four characters in length Do this by scanning null NUL characters for the additional characters For example if your preamble is AB in ASCII code enter A B and two null characters by scanning the hexadecimal characters 4 1 4 2 0 0 0 0 Because each ASCII character is represented by two hexadecimal characters you need eight scans Preamble Postamble Chapter 6 Message Format Parameters A preamble is a string of characters that prefixes a message that is transmitted to the host The preamble may be used to identify the scanner that sent the message The maximum preamble length is four ASCII characters KA Preamble None To enter a preamble scan the KB label then refer to Table 6 B to enter the four ASCII characters The procedure on the previous page explains how to enter preamble characters P
52. y Company is prohibited Compaq is a registered trademark of Compaq Computer Corporation DEC and VT are registered trademarks of Digital Equipment Corporation Hewlett Packard is a registered trademark of Hewlett Packard Company IBM is a registered trademark of Internationa Business Machines Corporation PC AT PS 2 and PC XT are trademarks of International Business Machines Corporation PHOTOSWITCH is a registered trademark of Allen Bradley Company Inc Using this Manual Overview of Scanner Using the Scanner Chapter 1 Table of Contents Hand Held Scanner with Wedge Option Chapter Objectives YY FFY gd Contents of Package VYYYY ud Intended Audience VVVYYY idd Overview of Ma Dual 5 meer y uU y AU MU Warning and Caution Symbols Related Publicat Chapter 2 lOS eue prre San gw E ru Chapter Objectives FFY ud Function of Scanner Y Y uu Operating Mode S V pdt ears Sess ard iita e ga Hand Held Mode Y Y uu uu Autosense Mode Y Y uu Setup Parameter cc EN Y tni Keyboard Wedge 000 eee eee General Setup YY Y LY FY a Message For Symbology mat Y M A er dee Ordering a Scanner Y FFY ud Scanner Accessories uu Chapter 3 Chapter Objectives YY Y YY iu Physical Description 00000 eee
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