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Hand Held Products 3700 CCD manual Service/Technical Assistance

Models: 3700 CCD

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5–6	Service/Technical Assistance

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Hand Held Products 3700 CCD manual Service/Technical Assistance

Contents

SCANTEAMR3700 CCD E2000 Welch Allyn Data Collection, Inc. All rights reserved Patents Page TABLE OF CONTENTS Set-Up and InstallationDisclaimer Agency Compliance ChapterConfiguring the SCANTEAM Service/Technical AssistanceCommand Conventions ChapterGlossary Index SCANTEAM 3700 Limited Warranty Technical SpecificationsSerial Commands Summary AppendicesList of Tables List of IllustrationsPreface Intended AudienceOverview of the Technical Manual Related Publications SCANTEAM 3700 DESCRIPTION 1.1 Introduction1.2 SCANTEAM 3700 Hardware Description 1.3 SCANTEAM 3700 Software Description 1.2.1 Interface Port1.2.2 Nonvolatile Memory SYSTEM HARDWARE DESCRIPTION 2.1 IntroductionHost System Figure 2.1 Basic System Operation2.2 General Characteristics of the Figure 2.2 3700 Fixed Mount CCD DimensionsTop View Side View2.2.2 Single Modular Input /Output/Power Port 2.2.3 Audible Indicator2.3 Operating Theory 2.2.4 Mounting Inserts2.4 Scanner/Host Communication 2.4.1 Communications Port2.4.2 Asynchronous Serial ASCII Interface 2.4.3 Hardwire Pinouts Auxiliary Trigger2.5 Power Requirements System Hardware DescriptionSET-UP AND INSTALLATION 3.1 Introduction3.2 General Preparation for Use 3.3 Set-up Procedure for Evaluation of the Set-up ChecklistFigure 3.1 SCANTEAM 3700 Identification Label 3.3.1 Preparation3.3.2 Set-up Procedure To setup serial communications to the scannerA B C 1 2 3.4 Installation in the Host Instrument Figure 3.2 Mounting Dimensions for the Top ViewSide View Front ViewFigure 3.3 Examples of SCANTEAM 3700 Barcode Orientation Front ViewFigure 3.4 SCANTEAM 3700 Pitch, Skew and Tilt Tolerance Figure 3.5 Specular Reflection InterferencePITCH OR ROLL SKEW OR YAW= Minimum clearance required for scanner illumination of target = Receive path/areaFigure 3.6 Scanner Illumination Clearance Side ViewCONFIGURING THE SCANTEAM 4.1 Preparation4.2 Command Conventions Command Format4.3 Operational Commands Reset Command ADisable Decoding Command DC4 Enable Decoding Command DC2Serial Trigger Command Save Configuration Command ZTrigger Mode, a configuration command, is described in section Serial Trigger Command4.4 Configuration Commands Format for a Configuration ComandK modeglobal , modeport1 , modeport2 Set Communications Port Command Ka Table 4.1 SCANTEAM 3700 Code ID Values Set Preamble Command KdSet Postamble Command Ke Set Communications Protocol Command Kf COMMAND Kf modeParameter ASCIISet Trigger Mode Command Kg Set Read Timeout Command KhSet No Read Message Command Kk Set Votes Command Kmone to seven ASCII characters Set Code 39 Command Kp Set Codabar Command KqCOMMAND Kq enable, send start/stop, minimum length, maximum length ParameterSet I 2 of 5 Command Kr Set UPC A/E, EAN 8/13 Command KsSet Code 128 Command Kt Set Beeper Mode Command KuSet Scan Rate Command Kv 100 scans per second4.5 Configuration Status Query Commands 4.6 Default Operating Parameters Default Configuration SettingsDefault Configuration Symbology Settings SERVICE/TECHNICAL ASSISTANCE 5.1 Maintenance5.2 Troubleshooting Guide 5.2.1 Troubleshooting Hints5.2.2 Diagnostic Procedure 5.2.3 Troubleshooting ChecklistTable 5.1 SCANTEAM 3700 Troubleshooting Checklist Problem5.3 Obtaining Factory Service Main OfficeWelch Allyn Data Collection, Inc. d/b/a Hand Held Products European Office5.3.1 Service Under Warranty 5.3.2 Out Of Warranty Service5.4 Help Desk 5.4 SCANTEAM 3700 Removal/Replacement Service/Technical Assistance A.2 Scanning and Decoding a Bar Code Symbol CCD OPERATION AND BAR CODE SCANNING AA.1 Objectives Figure A.1 Main Elements of the 3700 CCD Bar Code SystemLED Reflector CCD SensorPeak Detectors and Comparator Microprocessor Timing SequenceFigure A.2 SCANTEAM 3700 Timing Sequence A Closer Look At Bar Code Symbols A.3 Bar Code Basics and Scanning TipsBar Code Scanning TECHNICAL SPECIFICATIONS B.2 Optical SpecificationsB.1 Scanner Performance Scanning DirectionFocal Distance selected at time of order from scanner window MRD minimum reflective difference 37.5%Skew Angle Pitch AngleB.3 Electrical Specifications Communications Port Connector Pin Assignments10-Pin Modular Connector SignalB.4 Environmental Specifications B.5 Mechanical SpecificationsIndicators Operating TemperatureB.6 Bar Code Symbol Specifications Background SubstrateInk Color and Type Voids and SpecksB.7 SCANTEAM 3700 Interface Cable Cable part number 42205204-01 or 42205204-02 external power requiredPin 9 is unused if an exter- nal power supply is used P3 Optional P3SERIAL COMMANDS SUMMARY C.1 Configuration CommandsC.2 Operational Commands C.3 Configuration Status Query CommandsC.4 Default Configuration Settings Configuration CommandDefault SettingsSymbology Configuration Default SettingsSerial Commands Summary ASCII CONVERSION TABLE ASCII Conversion Table SCANTEAM 3700 GLOSSARY Byte- is a group of 8 bits handled as a unit LED- is an acronym for “light emitting diode.” Glossary-4 SMT- is an acronym for “surface mount technology.” Glossary-6 INDEX Interface Cable, B-6 Page Index-4 SCANTEAM 3700 LIMITED WARRANTY 4619 Jordan Road P.O. Box Skaneateles Falls, New York 3700/TM Rev E