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POS commands and processing requirements

This section describes the following:

POS commands

Processing requirements

Assignment of RS-232 cable pins

POS commands

The POS terminal can issue the following commands to the scanner:

Disable scanner

Puts the scanner in an operating mode in which the scanner does not accept label
data.

Enable scanner

Puts the scanner in an operating mode in which the scanner can accept label data.

Reset scanner

Resets the scanner.

For details about the product, refer to the applicable Product Software Functional
Specification.

Processing requirements

Beep and lamp responses

The following responses are product configurable:

Option 1 Beep and light key lamp after a successful decoding

Option 2 Beep and light key lamp after a data transmission

Assignment of RS-232 cable pins

TXD

RXD

CTS

RTS

GND

12V

DTR

Orange

Blue

White

Yellow

Brown

Red

RJ8

D-SUB 15P

Female

POS terminal

Scanner

RXD

TXD

RTS

CTS

GND

VIN

4-16

IBM 4685-L0D Scanner:

Setup, Operation, and Service Guide

Summary of Contents for 4685-L0D

Page 1: ...IBM IBM 4685 L0D Scanner Setup Operation and Service Guide GA18 7746 00 ...

Page 2: ......

Page 3: ...IBM IBM 4685 L0D Scanner Setup Operation and Service Guide GA18 7746 00 ...

Page 4: ...Scanning Inc PSC PSC Scanning Inc CISPR 22 Class A Warning statement Warning This is a Class A product In a domestic environment this product may cause radio interference in which case the user may be required to take adequate measures First Edition December 2000 Changes are made occasionally to the information herein any such changes will be reported in subsequent revisions or Technical Newslette...

Page 5: ... to fail or may result in danger from electric shock During an electrical storm do not operate the unit or connect or disconnect the cables Do not continue to use the unit when it is generating heat or smoke or there is an irregular smell to do so may cause fire or electric shock Pull the terminal power plug out of the power outlet and contact your dealer or maintenance service company If any fore...

Page 6: ...g or disconnecting the cable Turn everything OFF Turn everything OFF Attach all cables to devices outlet Remove the power cord from the Attach the signal cables to receptacles Remove the signal cables from their receptacles Attach the power cord to an outlet Remove all cables from devices Turn the device ON To connect To disconnect During an electrical storm do not connect the cable During an elec...

Page 7: ...g the unit Do not look into the front window The laser beam is emitted through the front window and it may injure your eyes Do not direct the laser beam toward anyone s eyes The laser beam can injure eyes Do not disassemble the unit The laser beam is emitted even when the unit is disassembled This unit does not require any maintenance work inside Safety instructions v ...

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Page 9: ...Safety instructions vii ...

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Page 11: ...Safety instructions ix ...

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Page 13: ...Safety instructions xi ...

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Page 15: ...IEC 60825 1 S Safety instructions xiii ...

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Page 17: ...Safety instructions xv ...

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Page 19: ...IEC 60825 1 S Safety instructions xvii ...

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Page 21: ...tion on grounding the scanner Related publications See Web site http www2 clearlake ibm com store support html pubs html IBM 4690 Store System Messages Guide SC30 3598 IBM 4690 Store System Planning Installation and Configuration Guide GC30 3600 IBM 4694 Point of Sale Terminals Installation and Operation Guide SA27 4005 IBM 4695 Point of Sale Terminals Installation and Operation Guide GA27 4031 IB...

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Page 23: ... 7 Guidelines for ambient lighting 1 7 Laser source 1 8 Impact resistance 1 8 Dip and dust resistance 1 8 Chapter 2 Setting up the scanner 2 1 Installing the scanner 2 2 Installing the scanner stand 2 3 Using the stand mounting clip 2 3 Chapter 3 Configuration of the 4685 L0D Scanner 3 1 Configurable features 3 2 Indicators for the operator 3 2 Bar code decoding 3 2 Minimum scans per read 3 2 Bar ...

Page 24: ... 5 3 Portable scanning 5 5 Targeted handheld scanning 5 6 User maintenance 5 8 Chapter 6 Maintenance information for service staff 6 1 Troubleshooting 6 2 Actions 6 2 Diagnostic tests 6 4 Basic assurance test BAT 6 4 Diagnostic tests 6 4 Accessing the program 6 4 Obtaining instructions and help 6 4 Program updates 6 5 On line test for 4690 OS OLT RS 485 model only 6 5 Parts 6 6 Connecting and disc...

Page 25: ... 4 Dimensions 1 5 Scanner 1 5 Stand 1 5 Agency approval 1 5 User maintenance 1 5 Scanner codes supported 1 5 Scan method 1 5 Scan characteristics 1 5 Depth of field 1 6 Resolution minimum 1 6 Label orientation 1 6 Minimum reading constant 1 6 Operating system 1 6 Electrical requirements 1 6 Environment 1 7 Operating temperature and humidity 1 7 Guidelines for ambient lighting 1 7 Laser source 1 8 ...

Page 26: ... labels that were difficult to read with earlier scanners such as those printed too heavily or too lightly can now be read on the first pass The Edge software increase the ability to read truncated or torn bar codes The VLD technology uses little power and generates little heat and thus contributes to the durability of the scanner The sleep mode which turns off the scanner when it is not in use co...

Page 27: ... cable should be connected to one of the following ports M T 4694 POS terminal directly Port 9 E or 9 M T 4614 POS terminal Port C or D SurePOS 700 Series F C 9540 Port USB M T 4674 POS terminal Port scanner connector A POS terminal that has a USB or RS 485 interface recognizes the 4685 L0D scanner as a handheld scanner Chapter 1 Description specifications and dimensions 1 3 ...

Page 28: ...face cable connector Figure 1 4 and Figure 1 5 show the features controls indicators and connectors of the 4685 L0D scanner LED Front window protector Front scan window Anti skid dot Stand Trigger switch Speaker Figure 1 4 Front view Rear scan window Interface connector Stand Figure 1 5 Rear view 1 4 IBM 4685 L0D Scanner Setup Operation and Service Guide ...

Page 29: ...ork that the user can perform on the 4685 L0D scanner is limited to the following Cleaning the scan windows using a soft lint free cloth with glass cleaner at regular intervals Scanner codes supported The 4685 L0D scanner supports the following bar codes EAN JAN 8 13 UPC A UPC E CODE 39 Interleaved 2 of 5 CODE 128 UPC EAN with 2 or 5 supplements CODABAR EAN JAN 13 Two labels Scan method Rotating p...

Page 30: ...operate the 4685 L0D scanner one of the following operating systems or drivers is required RS 485 model IBM 4690 OS Level 9830 or later POSS 2 V1 61 or later POSS WIN V1 41 or later Note When you use the 4690 OS confirm that the store control unit is in 1 Scanner usable state If it is not reconfigure the POS terminal and acti vate the component data USB model IBM 4690 OS V2 release 3 or later POSS...

Page 31: ...should not exceed 200 foot candles 2100 luxes Lamp types The following methods are recommended to reduce the incident light that reaches the scanner Avoid directional type light fixtures Avoid light fixtures that do not have diffusers Reduce lighting intensity Reduce the number of lamps Move the scanner or the lighting fixtures Block or shield any incident light Position the scanner so that natura...

Page 32: ...e VLD visible laser diode Impact resistance Resistant to fall from a height of 1 m with the cable Dip and dust resistance Complies with IEC529 rating IP53 1 8 IBM 4685 L0D Scanner Setup Operation and Service Guide ...

Page 33: ...he scanner This chapter provides instructions for installing and testing the 4685 L0D scanner Installing the scanner 2 2 Installing the scanner stand 2 3 Using the stand mounting clip 2 3 Chapter 2 Setting up the scanner 2 1 ...

Page 34: ...ding Fixed 3 Before connecting the 4685 L0D scanner to the POS terminal make sure that the POS terminal is turned off 4 Connect one end of the POS interface cable to the connector at the base of the scanner Interface connector POS interface cable POS terminal connector To POS terminal connector Figure 2 1 Cable connectors for the 4685 L0D scanner 5 Connect the other end of the POS interface cable ...

Page 35: ...ing the stand mounting clip Using the stand mounting clip To attach the scanner base to the countertop use the mounting clip provided 1 Position the stand mounting clip where you want to install the scanner 2 Use the two screws to attach the mounting clip 1 Tighten the screws until flush with the clip Orient the stand so that the large end of its slots are aligned with the ears of the clip 2 1 2 S...

Page 36: ...stand by grasping the cradle which is designed to swivel independently 1 1 2 Stand cradle Stand base Figure 2 3 Seating the stand 4 To finish seating the stand turn the base counterclockwise 15 This com pletes the installation Figure 2 4 Turning the stand 2 4 IBM 4685 L0D Scanner Setup Operation and Service Guide ...

Page 37: ...rs for the operator 3 2 Bar code decoding 3 2 Minimum scans per read 3 2 Bar code expansion 3 3 Verifying bar codes for a price check 3 3 Reading JAN 2 labels 3 3 Sleep mode control 3 4 Printing the configurations RS 485 model only 3 4 Setting up the scanner program 3 5 Programmable rear scan line 3 5 Programmable speaker features 3 6 Timeouts 3 7 Laser timeout 3 7 Motor timeout 3 8 Chapter 3 Conf...

Page 38: ... 400 500 600 800 1000 ms The double read timeout is the interval between readings of the same label The default time 600 ms is a good compromise between prevention of double reading and the need to scan rapidly for the sake of throughput the number of items scanned in a minute If you do not need high throughput select a longer double read time Bar code decoding Reading UPC EAN Code 39 Code 128 Int...

Page 39: ...digit or 5 digit price Verify 4 digits Verify 5 digits Do not verify The UPC and EAN specifications allow for a price check character to be included in the digits encoded on in store weight items The 4685 L0D scanner verifies the price check bar code to compensate for the poor print quality often found on labels printed in store Reading JAN 2 labels Read two JAN 13 labels with a single scan Combin...

Page 40: ...l information see Problem Determination Guide for the operating system 2 On the keyboard of the POS terminal press S1 enter 91 and press S2 The message T0010 ENTER TEST REQUEST appears on the POS ter minal display 3 Enter 96 and press S2 The message PRINTING CONFIGURATION appears on the POS terminal display and the printer prints the scanner configuration 4 To leave this mode enter 99 from the key...

Page 41: ...bar codes leave programming mode by scanning the Programming Switch bar code again The scanner resets during the power up sequence it emits four beeps For more information go to the following Web site http www pscnet com pdf R44 1740 pdf The green lamp shines dimly indicating that the scanner is ready for normal opera tion Switch Label Programmable rear scan line In the standard configuration of t...

Page 42: ...s bar code to set the good read tone length to 250 milliseconds Good read tone length 500 ms Use this bar code to set the good read tone length to 500 milliseconds Speaker volume low Use this bar code to set the speaker volume to low Speaker volume medium Use this bar code to set the speaker volume to medium Speaker volume high Use this bar code to set the speaker volume to high 3 6 IBM 4685 L0D S...

Page 43: ...anner s laser and or motor switch off if the scanner isn t used for a specified period of time This feature is included to reduce power consumption and lengthen scanner life Note Laser safety requires that the laser switch off before the motor If you set the motor timeout shorter than the laser timeout the laser will switch off when the motor times out Laser timeout The programming bar codes for l...

Page 44: ...if the scanner isn t used The motor will not time out before the laser times out Motor timeout 5 minutes Use this bar code to set the motor timeout to 5 minutes Motor timeout 15 minutes Use this bar code to set the motor timeout to 15 minutes Motor timeout 30 minutes Use this bar code to set the motor timeout to 30 minutes Motor timeout 60 minutes Use this bar code to set the motor timeout to 60 m...

Page 45: ...nal and scanner Protocol 4 2 Characteristics 4 3 Interface signals 4 3 Signaling characteristics 4 4 Device requirements 4 4 Voltage and current requirements 4 4 Link characteristics 4 5 Basic operating modes 4 5 Free flow 4 5 POS commands and processing requirements 4 16 POS commands 4 16 Processing requirements 4 16 Assignment of RS 232 cable pins 4 16 Chapter 4 RS 232 Scanner interface specific...

Page 46: ... standard full duplex interface used on standard data terminal equipments DTE The interface uses the following six signals For input to a scanner Receive data RXD Clear to send CTS Data set ready DSR For output from a scanner Transmit data TXD Data terminal ready DTR Request to send RTS 4 2 IBM 4685 L0D Scanner Setup Operation and Service Guide ...

Page 47: ...rminal ready DTR A control signal which the scanner sends to the POS terminal to notify it that the scanner is in the active state that is powered on and ready to communicate RXD data A data signal which the POS terminal generate and sends to the scanner on a dedicated circuit TXD data A data signal when the scanner generates and sends to the POS ter minal on a dedicated circuit Request to send RT...

Page 48: ...o the scanner The circuit connector at the POS terminal is specific to the POS unit The pin assignments at the POS terminal are POS specific but must conform to the EIA RS 232 standards The connector pin out information is specific to each scanner Isolation The interface must be isolated as follows The shield CHASSIS GROUND and the logic ground SIGNAL GROUND must be separate The following is recom...

Page 49: ...en requests that the decoded data from the label be sent to the POS terminal The scanner uses the intercharacter delay that has been configured Free flow with timing and flow control In this operating mode there is no handshake capability The operation proceeds as follows The scanner decodes a label If you have chosen beep lamp option 1 the scanner beeps and the lamp comes on For a description of ...

Page 50: ...Figure 4 1 Free flow operating mode 4 6 IBM 4685 L0D Scanner Setup Operation and Service Guide ...

Page 51: ...llows The scanner decodes a label If you have chosen beep lamp option 1 the scanner beeps and the lamp comes on For a description of the beep lamp function see page 4 16 The RTS signals to the POS terminal that data is ready for transmission The scanner checks whether an XOFF flow control character has been received from the POS terminal If one has been received the decoded data from the label is ...

Page 52: ...Figure 4 2 Software flow operating mode 4 8 IBM 4685 L0D Scanner Setup Operation and Service Guide ...

Page 53: ... follows The scanner decodes a label If you have chosen beep lamp option 1 the scanner beeps and the lamp comes on For a description of that option see page 4 16 The RTS signal is sent to the POS terminal as a notice that the decoded label data is ready for transmission The scanner monitors the CTS input signal to determine whether the POS ter minal is ready to receive data If the CTS signal is ac...

Page 54: ...Figure 4 3 Hardware flow operating mode 4 10 IBM 4685 L0D Scanner Setup Operation and Service Guide ...

Page 55: ...transmission of label data The scanner delays the trans mission of each succeeding character by a fixed configurable amount For details of the intercharacter delay operating mode see Figure 4 4 Figure 4 5 and Figure 4 6 Figure 4 4 Free flow operating mode with intercharacter delay Chapter 4 RS 232 Scanner interface specifications 4 11 ...

Page 56: ...Figure 4 5 Software flow operating mode with intercharacter delay 4 12 IBM 4685 L0D Scanner Setup Operation and Service Guide ...

Page 57: ...Figure 4 6 Hardware flow operating mode with intercharacter delay Chapter 4 RS 232 Scanner interface specifications 4 13 ...

Page 58: ...piiDDDDDDDDDDDDDDiiss UPC D2 ppiiDDDDDDDDDDDDDDDDDDDDiiss UPC D3 ppiiDDDDDDDDDDDDDDDDDDDDDDDDiiss UPC D4 piiDDDDDDDDDDDDDDDDDDDDDDDDDDDDiiss UPC D5 ppiiDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDiiss CODE 3 OF 9 ppiiXXXX XXciiss CODABAR ppiiaXXXX XXciiss INTERLEAVED 2 OF 5 ppiiXXXX XXciiss CODE 93 ppiiXXXX XXiiss CODE 128 ppiiXXXX XXiiss UCC EAN 128 ppii CmXXXX XXiiss Figure 4 7 Message formats Variable leng...

Page 59: ...Bit only one additional character is transmitted If the CTS is received before an RTS is sent no characters are transmitted 3 The minimum interval between transmitted characters is 0 ms Time Description Minimum Maximum t1 Time from RTS sending to TxD start bit Note I 1 µs 1 ms t2 Set up time from CTS receiving to TxD start bit Note 2 1 µs N A t3 Time from CTS sending to TxD start bit 1 µs 5 ms t4 ...

Page 60: ...ept label data Reset scanner Resets the scanner For details about the product refer to the applicable Product Software Functional Specification Processing requirements Beep and lamp responses The following responses are product configurable Option 1 Beep and light key lamp after a successful decoding Option 2 Beep and light key lamp after a data transmission Assignment of RS 232 cable pins TXD RXD...

Page 61: ... maintenance work Operating modes 5 2 Beeps 5 2 Reading a bar code 5 2 Reading a parameter 5 2 LED indicator 5 2 Scanning with the 4685 L0D scanner 5 3 Fixed mode scanning 5 3 Sweep scanning 5 4 Presentation scanning 5 5 Portable scanning 5 5 Targeted handheld scanning 5 6 User maintenance 5 8 Chapter 5 Operation 5 1 ...

Page 62: ...e data last scanned has been erased Scan the last bar code again Repeat beeps The scanner failed the self test Reading a parameter Sound Status One short beep The bar code has been read correctly and the scanner is ready to read the next one Three beeps A parameter has been entered Six rapid beeps A wrong parameter has been entered One short beep one long beep Error conditions are occurred LED ind...

Page 63: ...es ease of use by reducing the need to pick up the scanner to read a bar code A specially designed scan pattern minimizes the need for the operator to position the item for scanning The scanner stand can be adjusted forward and backwards as needed For most applications the best scanning position is straight up and down Figure 5 1 shows the range of movement Optimal position for most applications F...

Page 64: ...scan window Scan volume Rear scan window Front scan window Scan depth 23cm 9inches Scan depth 23 cm 9 inches Figure 5 2 Scan volume and scan depth The optimal scanning distance is at the center of the scan volume or about 11 cm 4 5 inches from the window Figure 5 3 shows the motion of an item swept past the front scan window Front scan window Bar code Figure 5 3 Sweep scanning 5 4 IBM 4685 L0D Sca...

Page 65: ...canner as shown in Figure 5 4 Figure 5 4 Presentation scanning Portable scanning To use the 4685 L0D scanner as a portable scanner remove it from the stand but do not press the trigger switch Sweep the scanner over the bar code using the front scan window as in Figure 5 5 Front scan window Stand Bar code Figure 5 5 Portable scanning Chapter 5 Operation 5 5 ...

Page 66: ...s dis tributed evenly to maximize balance and minimize fatigue To use the 4685 L0D scanner as a targeted handheld scanner 1 Grasp the scanner in the palm of the hand with the thumb on or near the trigger switch Thumb on trigger switch Figure 5 6 Using the 4685 L0D scanner as a targeted handheld scanner 1 2 Lift the scanner from the stand and position it over the product to be scanned Rear scan win...

Page 67: ...e the trigger switch Trigger switch Rear scan window Bar code Figure 5 9 Press trigger switch to line scan To continue scanning in the targeted handheld mode repeat step 3 placing the pointer line on the next item s bar code and step 4 pressing the trigger switch If the scanner does not give an indication of correct reading after you pass the bar code over the window pass the product backward over...

Page 68: ...ost or dew Wipe off any moisture with your finger or a towel Make sure that the scan window is clean See User maintenance Make sure you are waiting long enough between tries The scanner pauses briefly after each reading to avoid reading the same label twice if you hold it over the window too long See whether the scanner has gone into sleep mode If it is not used for the length of time specified in...

Page 69: ...6 2 Actions 6 2 Diagnostic tests 6 4 Basic assurance test BAT 6 4 Diagnostic tests 6 4 Accessing the program 6 4 Obtaining instructions and help 6 4 Program updates 6 5 On line test for 4690 OS OLT RS 485 model only 6 5 Parts 6 6 Connecting and disconnecting the POS interface cable 6 7 Disconnecting 6 7 Connecting 6 7 Chapter 6 Maintenance information for service staff 6 1 ...

Page 70: ...irror does not rotate Possible causes The POS interface cable is not properly connected The scanner is not correctly configured for the oper ating system of the POS terminal The scanner is in sleep mode The POS interface cable has failed The scanner has failed Actions 1 For the RS 485 model turn off the POS terminal and the scanner and make sure that the POS interface cable is securely connected t...

Page 71: ...can window has flaws or is smudged The scanner has failed Actions 1 Make sure the bar code label is in good condition If the bar code label is smudged clear it If the bar code label is defective enter the data from the keyboard 2 Try to read the bar code on another product If the scanner reads that code it is in good condition 3 Enable the bar code symbology using by program ming bar code for RS 2...

Page 72: ...s systems For information on obtaining and installing this program refer to the SurePOS 700 Series Installation and Operation Guide POS Device Diagnostics is used to gather information for problem resolution as follows The user interface displays an icon for each attached device POS Device Diagnostics tests devices and reports the results If the fails or you need more information use the online he...

Page 73: ...he IBM Retail Store Solutions Web site On line test for 4690 OS OLT RS 485 model only 1 The POS terminal must be turned on with the initial program loaded IPL Note For additional information see the Problem Determination Guide for the operating system 2 On the POS terminal press the S1 key enter 91 and press the S2 key The message T0010 ENTER TEST REQUEST appears on the POS terminal 3 Enter 171 an...

Page 74: ...it RS 485 07K9122 4850 1 Scanner unit RS 232 07K9123 8000 1 Scanner unit USB 07K9121 9540 2 Stand 07K9127 3a POS interface cable RS 485 07K9125 4850 3b POS interface cable RS 232 07K9126 8000 3c POS interface cable USB 07K9124 9540 6 6 IBM 4685 L0D Scanner Setup Operation and Service Guide ...

Page 75: ...ce cable from the scanner Interface connector POS interface cable POS terminal connector Connector latch Figure 6 2 Disconnecting the cable Connecting Push the POS interface cable connector into the interface connector of the scanner until it latches Interface connector POS interface cable POS terminal connector Figure 6 3 Connecting the cable Chapter 6 Maintenance information for service staff 6 ...

Page 76: ...6 8 IBM 4685 L0D Scanner Setup Operation and Service Guide ...

Page 77: ...ter describes how to identify any conditions that might lead to danger for the service staff in the course of maintenance work Safety checklist for service staff A 2 Inspecting the scanner A 2 Test chart A 3 Appendix Checking the safety of the scanner A 1 ...

Page 78: ...ss wear or breakage of hardware may result in serious injury Use of chemicals or solvents not specified by IBM Disconnect all non IBM or additional equipment before inspecting the unit according to the following checklist Checklist 1 Remove the ac power cord from the outlet on the wall 2 Make sure that the power cords ac or dc are not worn or damaged 3 Check whether the unit has been modified by a...

Page 79: ...Checking the safety of the scanner A 3 Test chart UPC A UPC E EAN 13 EAN 8 2 of 5 Interleaved without C D 2 of 5 Interleaved with C D CODABAR NW 7 without C D CODABAR NW 7 with C D CODE39 CODE39 with C D CODE128 ...

Page 80: ...IBM Part Number 07K9119 Printed in Japan 27K9119 GA18 7746 22 ...

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