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Barcode Handy Scanner
GT20B-SB
User's Manual

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Summary of Contents for Denso GT20B-SB

  • Page 1 Barcode Handy Scanner GT20B-SB User’s Manual...
  • Page 2 Portions copyright © iAnywhere Solutions, Inc., 2005-2014. All rights reserved. The copyright for this manual is held by DENSO WAVE INCORPORATED. Any copying or reproduction of this material without prior consent is strictly prohibited. QBdirect is a registered trademark of DENSO WAVE INCORPORATED.
  • Page 3: Table Of Contents

    Table of Contents Introduction ..............................i Revision History ............................ii Customer Registration and Inquiries ......................iii SAFETY PRECAUTIONS .......................... iv Components .............................. ix Wireless communication ..........................xi Care and Maintenance ..........................xii Chapter 1 Names and Functions ......................1 Chapter 2 Bluetooth ®...
  • Page 4 9.3 HID Profile ..........................42 9.4 Communication Format ......................43 9.5 GTIN Conversion ........................51 9.6 Data Packing (data packetizing) .................... 57 Chapter 10 Rechargeable Battery Cartridge Charging and Replacement ..........59 10.1 Rechargeable Battery Cartridge Charging Method..............59 10.2 Rechargeable Battery Cartridge Replacement Method ............61 10.3 Recycling the Rechargeable Battery Cartridge ..............
  • Page 5: Introduction

    ● application or use of any product, circuit, or application described herein. If it is judged by DENSO WAVE INCORPORATED that malfunction of the product is due to the product having ● been dropped or subjected to impact, repairs will be made at a reasonable charge even within the warranty period.
  • Page 6: Revision History

    Revision History ■ Customer Registration Contents of this manual are described corresponding to the following OS versions. Version Updated contents OS Ver 1st Edition 1.00 2nd Edition Customer Registration and Inquiries 1.00 Update Components ″SB-10L-V2″ added. 10.2 Rechargeable Battery Cartridge Replacement Method ″Confirm the appropriate battery type for the scanner body″...
  • Page 7: Customer Registration And Inquiries

    Information regarding new products, exhibitions and events Free web-information service Service Contents Information search service Offers detailed information on each product. (FAQ) https://www.denso-wave.com/en/adcd/contact/ Download service Offers downloads of repair modules for the latest GT20B Series systems or software, and sample programs. https://www.denso-wave.com/en/adcd/product/handy_scanner/gt20/dl/ E-mail inquiries Allows customers to send product-related queries by e-mail.
  • Page 8: Safety Precautions

    SAFETY PRECAUTIONS Be sure to observe all these safety precautions. ■ Please READ through these instructions carefully. They will enable you to use the scanner correctly. ■ Always keep this manual nearby for speedy reference. Strict observance of these warnings and cautions is a MUST for preventing accidents that could result in bodily injury and substantial property damage.
  • Page 9 DANGER Handling the rechargeable battery cartridge Incorrect handling of the rechargeable battery cartridge could cause the battery to generate heat or smoke, or to rupture or burn. This is DANGEROUS. Be sure to observe the following. ● Never disassemble or modify the rechargeable battery cartridge. ●...
  • Page 10 WARNING Warning: To System Designers ● When introducing the scanner in those systems that could affect human lives (e.g., medicines management system), develop applications carefully through redundancy and safety design which avoids the feasibility of affecting human lives even if a data error occurs. Incorrect handling of the scanner could cause it to generate heat or smoke, or to rupture or burn.
  • Page 11 CAUTION Incorrect handling of the scanner could cause it to generate heat or smoke, or to rupture or burn. Be sure to observe the following. ● Never disassemble or modify the scanner. Doing so could result in a fire or electrical shock. Never disassemble ●...
  • Page 12 WARNING Incorrect handling of the scanner could cause it to generate heat or smoke, or to rupture or burn. Be sure to observe the following. ● When performing care and maintenance, for safety remove the rechargeable battery cartridge from the scanner. Failure to do so could result in an electrical shock.
  • Page 13: Components

    Components As described below, the devices required for this scanner (GT20B-SB) differ depending on the parameters for use. When using a communications adapter (BA11-RKU or BA20-RU) Basic Devices When using a communications adapter, the following basic devices are required, regardless of interface.
  • Page 14 When communicating directly with Bluetooth ® -equipped devices (when not using a communications adapter  (BA11-RKU/BA20)) (1) Scanner body GT20B-SB (2) Battery charger CH-GT20L (3) AC adapter AD2 series For battery charger - USB keyboard interface - USB-COM interface ®...
  • Page 15: Wireless Communication

    Wireless communication This scanner (GT20B-SB) is equipped with wireless facilities based on Bluetooth ® wireless technology. Articles Specifications Specifications Bluetooth ® Specification Ver. 2.1+EDR standard Radio output Class 2 (maximum 2.5 mW) Supported profiles Serial Port Profile/Human Interface Device Profile...
  • Page 16: Care And Maintenance

    Care and Maintenance Dust or dirt accumulating on the clear plate of the code scanning window will affect reading performance. If you use the scanner in dusty areas, periodically check the clear plate and clean it if dusty. - To clean the plate, first blow the dust away with an airbrush. Then wipe the plate gently with a soft item such as a cotton swab.
  • Page 17: Chapter 1 Names And Functions

    Chapter 1 Names and Functions Scanning window Beep emitter Hold this window over the The beeper sounds when the scanner has code to be scanned. scanned a code successfully. Refer to Section 8.1 for details. Indicator LED Illuminates in blue when the scanner has scanned a code successfully.
  • Page 18: Chapter 2 Bluetooth ® Wireless Communication

    Chapter 2 Bluetooth Wireless Communication ® Appendix 3 for terms regarding Bluetooth ® wireless communication. 2.1 Enabling Bluetooth ® wireless communication When using the scanner for the first time, read the “Setting commencement” and “Start operation” barcodes (Section 12.2) following the procedure in Section 12.1.
  • Page 19: Establishing Bluetooth ® Wireless Communication

    Note: For connection with a communications adapter, only an SPP profile is possible. Registered users can download the configuration software (Scanner Setting) from their customer support section on the Denso Wave website at no extra charge. For further details to register, visit the following URL.
  • Page 20 Connecting the scanner as a master device When using the scanner as the master device and a communications adapter or commercial Bluetooth ® device, etc. as the slave device, the Bluetooth ® address of the connecting slave device must be set on the scanner. Refer to the examples below.
  • Page 21: Disconnecting Bluetooth ® Wireless Communication

    Connecting the scanner with an iPhone, iPad, Android, PC or other device To connect the scanner to an iPhone, iPad, Android device, PC, or other device equipped with a Bluetooth ® Specification Ver. 2.1+EDR-compatible Bluetooth module, the following settings are required. ®...
  • Page 22: Auto Power Off

     Bluetooth ® -disconnect scanning Scanning is possible when Bluetooth ® wireless communication has been disconnected. This function is used when scanning a code will suffice and data transfer is not necessary. For example, it can be used in data verification mode for scanner-only determination without sending verification results to the host computer.
  • Page 23: Reconnecting Bluetooth ® Wireless Communication

    2.4 Reconnecting Bluetooth wireless communication ® When Bluetooth ® wireless communication has been disconnected using the operation below, pull the trigger switch to reconnect. Wireless communication is reconnected if the scanner is the master device; the scanner waits for a connection request from the master device if it is the slave device.
  • Page 24: Chapter 3 Scanning Method

    Chapter 3 Scanning Method 3.1 Before Use When using the scanner for the first time or when the scanner has not been used for a long period of time, always charge the battery before use. (See Chapter 10 for charging methods.) 3.2 Operating Procedure (1) Pull the trigger switch to illuminate the scanning window illumination lights;...
  • Page 25: Scanning Mode

     Scanning mode Regular scanning mode The data is transferred once the code has been read correctly. Data verification mode The data of the code that has been scanned is compared with that of the registered code to verify whether they match. Refer to Section 7.1 for details.
  • Page 26: Chapter 4 Parameter Settings

    Note: Parameters will not be retained if the battery is low. Set the parameters after charging. * Registered users can download the configuration software (Scanner Setting) from their customer support section on the Denso Wave website at no extra charge. For further details to register, visit the following URL.
  • Page 27: Chapter 5 Scanning Control

    Chapter 5 Scanning Control Scanning can be controlled through two different methods, “scanning using the trigger switch” (Section 5.1), or “scanning using software control” (Section 5.2). “Scanning using the trigger switch” enables the user to scan by operating the trigger switch. (Excludes continuous reading modes 1 and 2) With “scanning using software control,”...
  • Page 28: Continuous Reading Mode

    (6) Continuous Reading Mode 2 Similar to continuous reading mode 1. The difference between this and continuous reading mode 1 is that the scanner enters standby state when scanning is complete. The difference between this and continuous reading mode 1 is that the scanner enters standby state when scanning is complete. To return to the Active state, the scanner must first receive a “Z”, “READOFF”...
  • Page 29: Scanning Using Software Control

    5.2 Scanning Using Software Control Instead of pulling the trigger switch to carry out scanning operations, these can be carried out via communication from a computer or other control device. These software control commands are affected by the trigger switch operation mode as shown in the table below. (Refer to Appendix 2: Control Commands for detailed control commands.) Trigger switch operation mode...
  • Page 30: Scanning Through Automatic Label Recognition

    5.3 Scanning through Automatic Label Recognition In auto sensing mode (including auto sensing operation in auto stand mode) there is no need to operate the trigger switch; approach the scanner with the code and the illumination light comes on making scanning available. This mode is used when the scanner is sitting in the stand and the codes are brought up to the scanner for scanning.
  • Page 31: Chapter 6 Magic Key

    Chapter 6 Magic Key The magic key can be used as an auxiliary key for scanning or data transfer. The six types of magic key operation mode are as follows: It is also possible to select to ignore this setting. Using the configuration software (ScannerSetting), select the function that best suits your needs.
  • Page 32 The table below illustrates the relationship between magic key operation modes and trigger switch operation modes. (Identical for regular scanning mode and data verification mode.) An in the table below indicates that the magic key operation mode × is deactivated. For example, even if the scanning active/ready switching mode has been set on the magic key, it will be ignored while in auto-off mode.
  • Page 33 - Reconnection by pulling the trigger switch Pull the trigger switch to connect in master mode or slave mode (depending on which has been configured). In master mode, the scanner connects to the slave device; in slave mode, the scanner awaits a connection from the master device.
  • Page 34: Chapter 7 Scanning Function

    Chapter 7 Scanning Function 7.1 Data Verification Mode When placed in data verification mode, the data of the code that has been scanned is compared with that of the master data to verify whether they match. Two data verification modes, “n-point verification” and “2-point verification,” are available. Make a selection in the configuration software (ScannerSetting).
  • Page 35 Note: Control commands cannot be used when HID (Human Interface Device Profile) is selected. Note: Registered master data will be cleared in the following instance. ・ If parameter settings are changed using the configuration software (ScannerSetting) or batch setting barcode. Note: Master codes can be registered an unlimited number of times.
  • Page 36: Designating Targets For Data Verification

    7.1.2 Designating Targets for Data Verification When designating a data verification target, “data string” or “data block” can be selected. “Data string” refers to a data area specified by the verification start position and the number of verification digits. “Data block” refers to a CSV formatted data block separated by commas.
  • Page 37: Verification Result Output

    7.1.3 Verification Result Output (1) Verification Result Based Data Output One of the following three data output patterns can be selected in the configuration software (ScannerSetting) for each of the two possible results, “verification matched” and “verification mismatched”. No output will occur if “Transfer disabled” is selected. Verification matched Verification mismatched Transfer disabled...
  • Page 38: Data Edit Mode

    7.2 Data Edit Mode The scanned code data can be edited and output in the following modes: “Data extraction mode,” “data conversion mode” and “block sorting mode.” These data editing modes can be set using the configuration software (ScannerSetting). The default mode is “non-edit mode”.
  • Page 39 Extraction start position, Extraction end position  Extraction start position Extraction end position First character Position specified/To the nth digit Last character Last character Number of digits specified/n Position specified/From the digits worth nth digit Position specified/To the nth digit n can be set within a range of 1 and 9999.
  • Page 40: Data Block Extraction

    7.2.1.2 Data Block Extraction If the scanned data is CSV formatted data separated by commas, the scanner extracts data blocks specified by the “extraction block number” from codes specified in the parameter code type and outputs these data blocks in the data transmission format (refer to Section 9.4) selected in the scanner.
  • Page 41 Example: A Code 128 with the following data is scanned. Header: STX, Terminator: ETX, Scanner ID: Prohibited, Code mark: Disabled, The Number of Digits: Disabled, Prefix/Suffix transmission: Not specified, BCC transmission: Disabled Parameters Scanned data Extraction block Output Data [STX]1[ETX][STX]23[ETX][STX] 1,23,456,7890 1 2 3 456[ETX]...
  • Page 42: Ai (Application Identifier) Extraction

    7.2.1.3 AI (Application Identifier) Extraction When the scanned code is a GS1-128 or GS1 DataBar code, the scanner edits the data using AI (Application Identifier) and outputs scanned data in the data transmission format (refer to Section 9.4) selected in the scanner in accordance with the specified parameters.
  • Page 43 Example: Scanned data: “(01)94901234567894(11)030808(13)030810(17)040208(17)040305” Header: STX, Terminator: ETX, Scanner ID: Prohibited, Code mark: Disabled, The number of digits: Disabled, Prefix/Suffix transmission: Not specified, BCC transmission: Disabled Specified Parameters Delimiters Output Data 01,11,17 [STX]94901234567894,030808,040208[ETX] 17,11 [STX]040208,030808[ETX] Transmit data 17,17 [STX]040208,040305[ETX] regardless of the results: Error Disabled...
  • Page 44 (2) AI Parenthesis Mode The scanner encloses the AI in parentheses and outputs the data in accordance with the specified parameters. Parameters  Parameters Value Transmit data regardless of the results Enabled/Disabled When “Transmit data regardless of the results” is enabled, the scanned data will be output without editing if AI extraction fails.
  • Page 45 (3) AI Table In “AI (Application Identifier) extraction” data is edited according to the AI defined in the table below. Number of Description digits n2+n18 Serial Shipping Container Code (SSCC) n2+n14 Global Trade Item Number (GTIN) n2+n14 GTIN of Contained Trade Items (must be processed with AI37) n2+n14 Reserved n2+n16...
  • Page 46 Number of Description digits 316n n4+n6 Net volume, Cubic meters (***) 320n n4+n6 Net weight, Pounds (***) 321n n4+n6 Length or first dimension, Inches (***) 322n n4+n6 Length or first dimension, Feet (***) 323n n4+n6 Length or first dimension, Yards (***) 324n n4+n6 Width, diameter, or second dimension, Inches (***)
  • Page 47 Number of Description digits 350n n4+n6 Area, Square inches (***) 351n n4+n6 Area, Square feet (***) 352n n4+n6 Area, Square yards (***) 353n n4+n6 Area, Square inches, Logistic Measures (***) 354n n4+n6 Area, Square feet, Logistic Measures (***) 355n n4+n6 Area, Square yards, Logistic Measures (***) 356n n4+n6...
  • Page 48 Number of Description digits n3+n13 Purchased from Global Location Number n3+n13 Ship for - Deliver for - Forward to Global Location Number n3+n13 Identification of a Physical Location - Global Location Number n3+n13 Global Location Number of the Invoicing Party n3+an..20 Ship to - Deliver to Postal Code within a Single Postal Authority n3+n3+an..9...
  • Page 49 Number of Description digits 8020 n4+an25 Payment Slip Reference Number 8100 n4+n1+n5 Coupon Extended Bar Code - UPC Prefix and Offer Code 8101 n4+n1+n5+n4 Coupon Extended Bar Code - UPC Prefix, Offer Code, Expiration Date 8102 n4+n1+n1 Coupon Extended Bar Code - “0” + UPC Prefix n2+an..30 Information Mutually Agreed Between Trading Partners n2+an..30...
  • Page 50: Data Conversion Mode

    7.2.2 Data Conversion Mode In data conversion mode, when a code specified in the parameter “code type” is scanned in, the scanner searches for and converts the characters for conversion (up to 16 ASCII characters), and outputs the data in the data transmission format (refer Section 9.4) set by the scanner.
  • Page 51: Block Sorting Mode

    7.2.3 Block Sorting Mode The scanner splits a code specified in the parameter “Code type” at the specified position(s) (max. five divisions), and sorts these data blocks into the specified output sequence for output in the transmission format (refer to Section 9.4) specified by the scanner.
  • Page 52: Chapter 8 Beeper, Indicator Led, Vibrator, Power Saver

    Chapter 8 Beeper, Indicator LED, Vibrator, Power Saver 8.1 Beeper (1) Beeper Sound The beeper emits a single or multiple long or short beeps according to the various conditions. The beeper emits a short beep when - the code has scanned successfully, - the master data has been registered successfully in “data verification mode,”...
  • Page 53: Beeper Volume

    Use the configuration software (ScannerSetting) to enable/disable the beeper sound when the scanner is turned on (Default: disabled). The beeper tone cannot be changed. Beeper sound can be disabled using the bar-coded parameter menu or the configuration software (ScannerSetting). In the following instances, however, the beeper sounds regardless of that beeper setting: - when the scanner is customized with the bar-coded parameter menu (Chapter...
  • Page 54: Indicator Led

    8.2 Indicator LED The indicator LED illuminates or flashes in blue, green, red or orange as described below. The indicator LED illuminates in blue when: - the code has scanned successfully, - the scanner commences or completes reading from the bar-coded parameter menu (Chapter 12), - when the parameter values are saved by a PW command (refer to...
  • Page 55 The indicator LED illuminates in orange when: - the battery level of the rechargeable battery cartridge is low (long flashes), or - the scanner is going to turn off due to the low battery level of the rechargeable battery cartridge (five short flashes). The indicator LED can be disabled using the bar-coded parameter menu or configuration software (ScannerSetting).
  • Page 56: Vibrator

    8.3 Vibrator Use the bar-coded parameter menu or the configuration software (ScannerSetting) to select whether the scanner will vibrate when an “OK” action occurs or when the action is “NG”. There are settings for disabling vibrator operation. If OK vibration is enabled, the scanner will vibrate when: - the scanned data has been transferred successfully, - the scanned code data matches the master data in “data verification mode,”...
  • Page 57: Chapter 9 Communication

    Chapter 9 Communication 9.1 Bluetooth ® Interface Use the bar-coded parameter menu or the configuration software (ScannerSetting) to set the communications conditions. Scanned data can be transmitted to external devices or computers in the following formats. The waiting time for a connection from a master device when the scanner is the slave device can be selected from 2 minutes (default), 4 minutes, 10 minutes, and 30 minutes.
  • Page 58: Hid Profile

    9.3 HID Profile The scanner supports Human Interface Device Profile (HID profile), which can connect to an iPhone, iPad, Android device, PC, or other device equipped with a Bluetooth ® Specification Ver. 2.1+EDR-compatible Bluetooth ® module. (1) Caps Lock Status Align with the Caps Lock status of the host computer.
  • Page 59: Communication Format

    9.4 Communication Format Select the data communication format from the following two options. Number of digits Code Scanner Header Prefix Code data Suffix Terminator mark n1 n2 n3 Number of digits Code Scanner Header Prefix Code data Suffix Terminator mark n1 n2 n3 Each item is described as follows: (1) Header and Terminator...
  • Page 60 (5) Code Mark This optional field specifies the code system. Code marks can be selected from the types (Type 1, Type 2, Type 3, Type 4, and user-defined) listed below. 2 output modes are available for Type 4 code marks: Coupling and separating. Coupling: Assigns a single code mark to the combination of the main symbol of barcodes with UPC/EAN add-on + add-on component.
  • Page 61 Code mark Barcode type Type4 (Note 3) Type1 Type2 Type3 Coupling Separating Standard 2 of 5 (short) Standard 2 of 5 (normal) Interleaved 2 of 5 Code 39 Code 39 Full ASCII Code 32 Codabar (NW-7) Code 93 Code 128 GS1-128 GS1 DataBar (Note 1)
  • Page 62: Number Of Digits

    (6) Number of Digits This optional field specifies whether to transmit the number of digits of code data. The default setting is transfer disabled. When transmission is enabled, select between four digits (4 bytes) or two digits (2 bytes). The number of digits will be omitted for the UPC and EAN codes.
  • Page 63 UPC-E You can select whether or not to transmit the padding character “0”, number system character “S”, and the check digit to the host. Disabling the transmission of the number system character “S” automatically disables the transmission of the padding character “0”.
  • Page 64 EAN-13 You can select whether or not to transmit the two prefix characters “P1” and “P2” and the check digit to the host. Conversion to ISBN/ISSN format is also an option. If conversion is enabled, codes with prefix characters “978” and “979” are converted to ISBN format, and codes with the prefix character “977”...
  • Page 65 With EAN-8 Add-on If the scanner is set to “Code mark type: Type 4,” and “Code mark output mode: Separating,” a code mark will be applied in front of the add-on code data. (For details on the code mark applied, refer to Section 9.4 (5)) You can also select whether or not to convert to GTIN format.
  • Page 66 Code 128 (GS1-128) The scanner transmits scanned code data, starting from the character following the start code to the one preceding the check digit. Note that the start-stop code, FNC code, and check digit are not transmitted. FNC1 in the first and second positions after the start code will not be transmitted. For FNC1 in other positions, the user can select between the following options: disable transmission/conversion to <GS>...
  • Page 67: Gtin Conversion

    9.5 GTIN Conversion When GTIN (Global Trade Item Number) format is enabled, UPC-A, UPC-E, EAN-13, EAN-8, and Interleaved 2 of 5 (14 digits) formats can be converted to GTIN for output. GS1 DataBar, GS1-128 in GTIN format can also be outputted in product code (EAN-13/JAN-13) format.
  • Page 68 With UPC-A Add-on - Scanned data With 2-digit add-on: 0 S X C/D X With 5-digit add-on: 0 S X C/D X 0: Padding character for adjustment of the data length Number system character Add-on code data 11-15 - Conversion to 16 digits (the application identifier “01” and PI are added at the start of the code before transmission) With 2-digit add-on: 0 1 PI 0 S X C/D X...
  • Page 69 With UPC-E Add-on - Scanned data With 2-digit add-on: C/D X With 5-digit add-on: C/D X 0: Padding character for adjustment of the data length Add-on code data 7-11 - Conversion to 16 digits (the application identifier “01” and PI are added at the start of the code before transmission) With 2-digit add-on: =0-2 0 1 PI 0 S X...
  • Page 70 With EAN-13 Add-on - Scanned data With 2-digit add-on: C/D X With 5-digit add-on: C/D X Prefix character Add-on code data 10-14 - Conversion to 16 digits (the application identifier “01” and PI are added at the start of the code before transmission) With 2-digit add-on: 0 1 PI P C/D X...
  • Page 71 With EAN-8 Add-on - Scanned data With 2-digit add-on: C/D X With 5-digit add-on: C/D X Prefix character Add-on code data 6-10 - Conversion to 16 digits (the application identifier “01” and PI are added at the start of the code before transmission) With 2-digit add-on: 0 1 PI 0 0 0 0 0 P C/D X...
  • Page 72 (2) Converting GS1 DataBar and GS1-128 in GTIN Format to ENA/JAN You can select whether or not to convert scanned GS1 DataBar or GS1-128 in GTIN format (16 digits with application identifier “01”) to EAN/JAN format. Choose from conversion to 13-digit EAN/JAN format (the application identifier “01” and PI at the start of the code are not transmitted) or conversion to 14-digit EAN/JAN format (the application identifier “01”...
  • Page 73: Data Packing (Data Packetizing)

    9.6 Data Packing (data packetizing) Data packing (data packetizing) is used when the user wants to increase the reliability of wireless communication. With data packing, data being sent via wireless communication is first converted to the following formats (packetized) before being sent.
  • Page 74 Note: If DLE (10h) is contained in the data anywhere else other than in the header or terminator, it will be preceded by another DLE in data transfer. When performing data packing (data packetizing) using a device other than the communications adapter, the applied DLE must be deleted by CRC calculation and retrieving the transferred data.
  • Page 75: Chapter 10 Rechargeable Battery Cartridge Charging And Replacement

    Chapter 10 Rechargeable Battery Cartridge Charging and Replacement A warning beep will sound when the battery level of the rechargeable battery cartridge becomes low. When the warning beep sounds, charge the rechargeable battery cartridge. While charging, it is normal for the scanner body and the battery charger to become hot. 10.1 Rechargeable Battery Cartridge Charging Method Indicator LED Scanner...
  • Page 76  Charging method (1) Connect the AC adapter to the battery charger before inserting it into the socket. Confirm that the battery charger's power LED (green) is illuminated. (2) Set the scanner on the battery charger. Charging begins when the scanner indicator LED illuminates in red. Charging time is approximately 2.5 hours.
  • Page 77: Rechargeable Battery Cartridge Replacement Method

    10.2 Rechargeable Battery Cartridge Replacement Method When the time in which the scanner can be used becomes noticeably shorter despite charging the rechargeable battery cartridge, replace the rechargeable battery cartridge. Note: The rechargeable battery cartridge is perishable and as such its life is limited. The length of its life depends on the usage conditions.
  • Page 78 Note: Refer to the table below to confirm the appropriate battery type for the scanner body. For Europe, North America, Australia, New Zealand and Thailand Scanner Model: GT20B-SB Model: GT20B-SB-V2 Without ● mark With ● mark for for identification identification...
  • Page 79 (5) Connect the cable of the new rechargeable battery cartridge to the battery cable connector. (6) Insert the new rechargeable battery cartridge into the scanner. (7) After guiding the cable into the space around the rechargeable battery cartridge, close the lower housing and tighten the screw.
  • Page 80: Recycling The Rechargeable Battery Cartridge

    Please take any expended rechargeable battery cartridge to your nearest cooperating rechargeable battery recycler, or ● contact your nearest Denso office. Pay careful attention to the following points when placing the used rechargeable battery cartridge into the recycling box of a recycler.
  • Page 81: Chapter 11 Settings Overview And Factory Settings

    Chapter 11 Settings Overview and Factory Settings The following parameters can be selected via the bar-coded parameter menu or configuration software (ScannerSetting). However, the parameters in the shaded boxes can only be set via the configuration software. At the time of shipping, all settings are set to the factory defaults.
  • Page 82 (3) Bluetooth ® Communications Parameters Specification (when SPP profile set) Settings Parameters Default Refer to Non-acknowledge mode  ACK/NAK mode (host) Communication procedures Data packing mode (host) Section 9.2 Data packing mode (BA series) ACK/NAK response verification time Set range 0.1 - 9.9 s : Only available via configuration software.
  • Page 83 Settings Parameters Default Refer to Enabled Special key transmission mode (Note 3) Disabled  0 ms  1 ms 10 ms Data transmission interval 15 ms 30 ms 50 ms 100 ms Enabled  Software keyboard Section 2.2 Disabled : Only available via configuration software. Note 3: It is possible to select whether or not special keys are transmitted for sections of data other than the communication format header/terminator.
  • Page 84 (5) Bluetooth ® Communications Parameters Specification Settings Parameters Default Refer to Master mode Bluetooth® wireless communication Slave mode Section 2.2  connection No change Address  Connecting device when master Section 2.2 Local name Specify address of connecting device Address of connecting device Not specified Section 2.2 2 minutes...
  • Page 85 (7) Data Transmission Format Specification (when HID profile set) Settings Parameters Default Refer to None  CR+LF Header ENTER Execute (right CTRL) ← ↑ → ↓ User selection Section 9.4 (1) None CR+LF Terminator ENTER  Execute (right CTRL) ← ↑...
  • Page 86 (8) Data Transmission Format Specification Settings Parameters Default Refer to Transmission enabled Section 9.4 (5) Code mark transmission Transfer disabled  Before the prefix Section 9.4 Code mark addition position After the prefix  Type1  Type2 Type3 Section 9.4 (5) Code mark types Type4 User selection...
  • Page 87: Barcode Specification

    (9) Barcode Specification UPC-A/E, EAN-13/8 Settings Parameters Default Refer to Enabled  UPC-A, EAN-13 scanning Disabled Transmission enabled  UPC-A C/D transmission Transfer disabled Transmission enabled  UPC-A number system character transmission Transfer disabled Section 9.4 (7) Transmission of UPC-A padding Transmission enabled ...
  • Page 88 Settings Parameters Default Refer to Enabled  EAN-8 code scanning Disabled Transmission enabled  EAN-8 C/D transmission Transfer disabled Conversion enabled EAN-8 conversion to the EAN-13 format Conversion disabled  Enabled UPC/EAN add-on 2-digit scanning Disabled  Section 9.4 (7) Enabled UPC/EAN add-on 5-digit scanning Disabled...
  • Page 89 Codabar(NW-7) Settings Parameters Default Refer to Scanning enabled (without check digit)  Scanning enabled (with check digit) (check digit transmission enabled) Codabar (NW-7) scanning Scanning enabled (with check digit) (check digit transmission disabled) Disabled Codabar (NW-7) minimum scannable 4 digits digits 3-99 digits(Incl.
  • Page 90 Code 128, GS1-128 Settings Parameters Default Refer to Enabled  Code 128 scanning Disabled (Note 2) Enabled  GS1-128 scanning Disabled Code 128 minimum scannable digits 1 digit 1-99 digits (Excl. start-stop code and 1-digit (Note 1) check digit) Code 128 maximum scannable digits 99 digits Transfer disabled Code 128 FNC1 transmission...
  • Page 91 GS1 DataBar, GS1 Composite Settings Parameters Default Refer to Enabled GS1 DataBar Omnidirectional, GS1 DataBar Truncated scanning Disabled  Enabled GS1 DataBar Stacked, GS1 DataBar Stacked Omnidirectional scanning Disabled  Enabled (ISO/IEC24724:2006) GS1 DataBar Limited scanning Enabled (ISO/IEC24724:2011) (Note 3) (Note 1) Disabled ...
  • Page 92 Note 3: Scannable only if the space for five modules is included in the right guard bar. GS1 Databar Limited GS1 Databar Limited (ISO/IEC 24724: 2006) model (ISO/IEC 24724: 2011) model Guard bar Guard bar (01)00234567890129 (01)00234567890129...
  • Page 93 (10) Trigger Switch/Magic Key Control Settings Parameters Default Refer to Auto-off mode  Momentary switching mode Momentary switching mode (reverse type) Section 5.1 Alternate switching mode Trigger switch control Continuous reading mode 1 Continuous reading mode 2 Auto sensing mode Section 5.3 Auto stand mode Normal...
  • Page 94 Settings Parameters Default Refer to Data retransfer mode Scanning active/ready switching mode Illumination switching mode Auto sensing mode switching mode Chapter 6 Magic key control Continuous reading mode switching mode Specific character transfer mode Not assigned  Enabled  Magic key Bluetooth ®...
  • Page 95 (11) Beeper, Indicator LED, Vibrator, Power Saver, Charging Settings Parameters Default Refer to Enabled  Beeper sound Disabled Low (approx. 2.5 kHz) Beeper tone Medium (approx. 3.0 kHz)  High (approx. 3.5 kHz) Short (approx. 60 ms) Beeper sounding time Medium (approx.
  • Page 96 (12) Specifying Data Verification and Data Editing Conditions Settings Parameters Default Refer to Enabled Scan lock Disabled  Data string verification  Data verification mode verification target Data block verification Enabled Preset master registration Disabled  001-999 digits Data string verification start position ASCII characters specified Data string verification digits (without 01-99 digits...
  • Page 97 Settings Parameters Default Refer to No. of blocks in “data block 01-99 digits Not specified extraction” (max. 3) ASCII characters specified Characters for conversion and Max. 16 characters Not specified conversion character specification in ASCII characters specified data conversion mode 2 divisions Block sorting mode division count 2-5 divisions...
  • Page 98: Chapter 12 Bar-Coded Parameter Menu

    Chapter 12 Bar-coded Parameter Menu 12.1 Setting Methods via the Bar-coded Parameter Menu Setting Scan the “Setting commencement” barcode. commencement ↓ The beeper will sound 3 times. Scan the barcode you wish to set. Scanning parameter setting codes Note: Menu setting is canceled if a barcode is not read within 3 minutes and the scanner automatically returns to state prior to entering settings.
  • Page 99: Bar-Coded Parameter Menu

    12.2 Bar-coded Parameter Menu The following setting can be made just by scanning the barcode with these parameters, without needing to scan the “Setting commencement” or “Setting completion” barcodes. Easy connection setting Scanning the following barcodes will allow the user to easily set a connection suited to the device being connected. (Connecting device requires a Bluetooth ®...
  • Page 100 ■ Setting Commencement, Setting Completion, Defaults Setting commencement Setting completion All Default Cancel...
  • Page 101 ■ Bluetooth Wireless Communication ® Operation <Start operation> End operation Bluetooth ® wireless communication disconnection Bluetooth ® -disconnect scanning ® Scanning the “Bluetooth ® -disconnect scanning” Bar code allows scanning when Bluetooth wireless communication has been disconnected. In this state, data cannot be transmitted to or from the host computer. ®...
  • Page 102 ■ Bluetooth wireless communications parameters specification ® Communication procedures <Non-acknowledge mode> ACK/NAK mode Header (when SPP profile set) <None> Terminator (when SPP profile set) <CR> CR LF None...
  • Page 103 Header (when HID profile set) <None> CR LF ENTER Execute (right CTRL) ← ↑ → ↓...
  • Page 104 Terminator (when HID profile set) None CR LF <ENTER> Execute (right CTRL) ← ↑ → ↓...
  • Page 105 Connection standby time when slave <2 minutes> 4 minutes 10 minutes 30 minutes Keyboard-type (when HID profile set) Set the connected keyboard type. <U.S. English (101-key Keyboard)> Japanese (106-key Keyboard)
  • Page 106 ■ Transmission Format Code mark transmission Transmission enabled <Transfer disabled> Number of digits transmission (excluding UPC/EAN Code) 4-Digit transmission enabled 2-Digit transmission enabled <Transfer disabled> BCC transmission <Transfer disabled> Transmission enabled...
  • Page 107 ■ Scannable Barcode Settings UPC-A, UPC-E, EAN13, EAN-8 UPC-A, UPC-E, EAN-13, EAN-8 scanning <Scanning enabled> Scanning disabled UPC/EAN add-on scanning add-on 2-digit scanning enabled <add-on 2-digit scanning disabled> add-on 5-digit scanning enabled <add-on 5-digit scanning disabled>...
  • Page 108 Standard 2 of 5 Standard 2 of 5 scanning Scanning enabled (without check digit) Scanning enabled (with check digit) <Scanning disabled> Standard 2 of 5 check digit transmission <Transmission enabled> Transfer disabled Interleaved 2 of 5 Interleaved 2 of 5 scanning <Scanning enabled (without check digit)>...
  • Page 109 Codabar (NW-7) Codabar (NW-7) scanning <Scanning enabled (without check digit)> Scanning enabled (with check digit) Scanning disabled Codabar (NW-7) check digit transmission <Transmission enabled> Transfer disabled Codabar (NW-7) start-stop code transmission <Transmission enabled (a/b/c/d)> Transmission enabled (A/B/C/D) Transfer disabled...
  • Page 110 Code 32 Code 39 to Code 32 conversion Conversion enabled <Conversion disabled> Code 32 start character “A” transmission Transmission enabled <Transfer disabled> Code 32 check digit confirmation Enabled <Disabled>...
  • Page 111 Code 39 Code 39 scanning <Scanning enabled (without check digit)> Scanning enabled (with check digit) Scanning disabled Code 39 check digit transmission <Transmission enabled> Transfer disabled Code 39 start-stop code transmission Transmission enabled <Transfer disabled> Code 39 Full ASCII conversion Conversion enabled <Conversion disabled>...
  • Page 112 Code 93 Code 93 scanning Scanning enabled <Scanning disabled> Code 128, GS1-128 Code 128, GS1-128 scanning <Scanning enabled> Scanning disabled Code 128 FNC1 transmission <Convert to GS and transmit> Transfer disabled GS1-128 FNC1 transmission <Convert to GS and transmit> Transfer disabled...
  • Page 113 GS1 DataBar GS1 DataBar Omnidirectional, GS1 DataBar Truncated scanning Scanning enabled <Scanning disabled> GS1 DataBar Stacked, GS1 DataBar Stacked Omnidirectional scanning Scanning enabled <Scanning disabled> GS1 DataBar Limited scanning Enabled (ISO/IEC24724: 2006) <Scanning disabled> GS1 DataBar Expanded scanning Scanning enabled <Scanning disabled>...
  • Page 114 Transmission of FNC1 for GS1 DataBar Expanded <Convert to GS and transmit> Transfer disabled ■ Other Settings Trigger switch control <Auto-off mode> Momentary switching mode Momentary switching mode (Reverse type) Alternate switching mode Continuous reading mode 1 Continuous reading mode 2 Auto sensing mode Auto stand mode...
  • Page 115 Auto-off mode scanning mode <Normal> One-shot 1 s One-shot 2 s One-shot 3 s One-shot 4 s One-shot 5 s Barcode sensitivity level for auto sensing High <Standard> Beeper sound <Enabled> Disabled Beeper tone <Medium> High...
  • Page 116 Beeper sounding time Short (60 ms) <Medium (80 ms)> Long (120 ms) Operation timing of the successful scan completion beeper and indicator LED <Before data transmission> After data transmission Indicator LED illumination <Illumination enabled> Illumination disabled Vibrator <Vibrates when “OK”> Vibrates when “NG”...
  • Page 117: Chapter 13 Bar-Coded Parameter Menu For Setting The Communications Adapter (Ba Series)

    Chapter 13 Bar-coded Parameter Menu for Setting the Communications Adapter (BA Series) 13.1 Setting Methods via Bar-coded Parameter Menu for Setting the Communications Adapter The user can set the communications adapter (BA11-RKU, BA20-RU) from the scanner by using the bar-coded parameter menu for setting the communications adapter.
  • Page 118: Bar-Coded Parameter Menu For Setting The Communications Adapter

    13.2 Bar-Coded Parameter Menu for Setting the Communications Adapter ■ Setting Commencement, Setting Completion, Defaults Setting commencement Setting completion All Default (*1) (*1) All scanner settings are also set to default. ■ Setting Interace <USB keyboard interface> USB-COM Interface RS-232C Interface ■...
  • Page 119 ■ Specifying Communications Parameters for the RS-232C Interface Transmission speed (RS-232C interface) 1200 bps 2400 bps 4800 bps <9600 bps (Default)> 14400 bps 19200 bps 38400 bps 57600 bps 115200 bps Data bits (RS-232C interface) 7 bits <8 bits> Parity (RS-232C interface) Odd number Even number <None>...
  • Page 120 Stop bit (RS-232C interface) <1 bit> 2 bits CTS monitoring (RS-232C interface) <Monitoring enabled> Monitoring disabled ■ Specifying Communications Parameters for the USB Keyboard Interface Keyboard type (USB keyboard interface) Set the connected keyboard type. <U.S. English (101-key Keyboard)> German (102-key Keyboard) French (102-key Keyboard) U.K.
  • Page 121: Chapter 14 Simple Troubleshooting

    Chapter 14 Simple Troubleshooting Problem 1: Cannot correctly scan barcode Things to check Measures Is the position of the scanner correctly aligned Align the scanner correctly with the barcode. with the barcode? Is the barcode obscured by dirt, etc.? Wipe away anything obscuring the barcode. Is the barcode blurred? Use a barcode that is not blurred.
  • Page 122: Appendix 1: Specifications

    (∗1): When using EAN-13/EAN-8 labels which meet EAN symbol specifications (magnification 1.0, Space reflectance 0.8, Bar reflectance 0.1) (∗2) Denso-measured reference value - Using a new, fully charged single-purpose lithium-ion battery cartridge - Connected to: BA series communications adapter (BA20-KU) - One code scanned every five seconds (∗3) Ensure that the wet-bulb temperature remains at 30℃...
  • Page 123: Appendix 2: Control Commands

    Appendix 2: Control Commands The commands which are transmitted between the host unit and the scanner through Bluetooth ® wireless communication are called the control commands. Items set by control commands from the host unit overlap those indicated in “Parameter setting by bar-coded parameter menu”.
  • Page 124 Direction Contents Command Scanner Host Blue LED indicator illumination The LED indicators illuminates in blue for approximately 500 ms LB (Note 2) within 100 ms after the command is received. Green LED indicator illumination The LED indicators illuminates in blue for approximately 500 ms LG (Note 2) within 100 ms after the command is received.
  • Page 125 Transmission orientation Contents Control command Scanner Host Scan fail ERROR When set to Continuous reading mode 1 or 2, data is transmitted when <CAN>(18h) scanner enters Ready state without completing scanning in Active state. Possible to select whether to transmit. Match Only if data output is set to “OK”...
  • Page 126: Appendix 3: Bluetooth ® Wireless Communication Glossary

    Appendix 3: Bluetooth Wireless Communication Glossary ® This section explains terms regarding Bluetooth ® wireless communication. Bluetooth ® address A 48-bit address to identify Bluetooth ® devices. (Bluetooth ® Device Address) The address is defined by the Bluetooth ® SIG of each Bluetooth ®...
  • Page 127: Appendix 4: Regarding Replacement Of A Gt10B Series Scanner

    Appendix 4: Regarding Replacement of a GT10B Series Scanner Although this GT20B series scanner features the same trigger switch modes as our GT10B series, some operations differ. If you have replaced a GT10B series scanner with this GT20B series, configure the GT20B trigger switch mode by referring to the tables below.
  • Page 128 Scanning Using Software Control ■ GT10B Series GT20B Series Corresponding Trigger switch Operation trigger switch Notes mode mode When the scanner is turned on When the scanner is turned and the activation command on, the illumination light “R” is sent, the illumination illuminates and scanning is light illuminates and scanning enabled.
  • Page 129 Barcode Handy Scanner GT20B-SB User’s Manual Second Edition, Dec. 2023 DENSO WAVE INCORPORATED Edge Products Business Unit...
  • Page 130 1 Yoshiike, Kusagi, Agui-ch , Chita-gun, Aichi 470-2297, JAPAN ô https://www.denso-wave.com/...

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