Table of Contents
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Table of Contents
Related Manuals for Denso QK31-U
Summarization of Contents
Chapter 1 Names and Functions
1.1 QK31-R
Details the components and functions of the QK31-R model.
1.2 QK31-U
Details the components and functions of the QK31-U model.
Chapter 2 Preparation
2.1 Operating Environment for Use of the QK31-U
Describes the required host computer environment for the QK31-U scanner.
2.2 Installation
Provides instructions for installing the scanner.
Chapter 3 Connection to the Host Computer
3.1 QK31-R
Explains how to connect the QK31-R to a host computer via RS-232C.
3.2 QK31-U
Details connecting the QK31-U to a host computer via USB.
Chapter 6 Scanning Control
6.1 Software Control
Explains controlling the scanner via software commands.
6.2 Automatic detection of labels
Describes how the scanner automatically detects and reads labels.
Chapter 7 Scanning Functions
7.1 Editing Data
Details how to edit and output scanned code data using different modes.
7.5 Multi-line Barcode Scanning
Covers scanning and outputting multi-line barcodes.
Chapter 8 Illumination LEDs and Magic Key
8.1 Illumination LEDs
Describes the function and settings of the scanner's illumination LEDs.
8.2 Magic key
Explains the function and usage of the scanner's magic key.
Chapter 9 Communication
9.1 QK31-R (RS-232C Interface)
Details communication parameters for the QK31-R using the RS-232C interface.
9.2 QK31-U (USB-COM Interface)
Covers communication parameters for the QK31-U using the USB-COM interface.
9.3 QK31-U (USB Keyboard Interface)
Details communication parameters for the QK31-U using the USB keyboard interface.
9.4 Communication Format
Defines the structure and format for data transmission.
9.5 GTIN Format Conversion
Explains conversion of barcode data to GTIN format.
Chapter 10 Parameters and Defaults
(1) Reading mode related parameters
Lists parameters related to scanner reading modes and their default settings.
(2) Interface to the host
Lists interface parameters and their default settings for connecting to the host.
(3) Communications parameters for RS-232C interface
Details communication parameters for the RS-232C interface and their defaults.
(4) Communications parameters for USB-COM interface
Details communication parameters for the USB-COM interface and their defaults.
(5) Communications parameters for USB keyboard interface
Details communication parameters for the USB keyboard interface and their defaults.
(6) Data transmission format common to all interfaces
Lists common data transmission format parameters and their defaults.
(7) Data transmission format exclusive to RS-232C interface/USB-COM interface
Lists data transmission formats exclusive to RS-232C/USB-COM interfaces.
(8) Data transmission format exclusive to USB keyboard interface
Lists data transmission formats exclusive to USB keyboard interfaces.
(9) 2D codes, mirror image and black-and-white inverted codes
Covers parameters for 2D codes, mirror image, and inverted codes.
(10) Bar codes
Lists parameters for various bar codes like UPC, EAN, Interleaved 2of5.
Multi-line barcode scanning
Lists parameters for multi-line barcode scanning.
(11) Other settings
Covers miscellaneous settings like code response level and magic key control.
(12) Data verification conditions and data editing conditions
Lists parameters for data verification and editing, including data extraction.
Chapter 11 QR-Coded Parameter Menu
11.1 Parameter Setting Procedure Using the QR-coded Parameter Menu
Explains the procedure for setting parameters using QR codes.
11.2 Restriction on the Use of QR-coded Parameter Menu
Details how to restrict or enable the use of QR-coded parameter menus.
11.3 QR-coded Parameter Menu
Provides visual examples of QR codes for parameter menu control.
Appendix 3 Interface Specifications
RS-232C interface (QK31-R)
Provides pin assignments and signal details for the RS-232C interface.
USB interface (QK31-U)
Provides pin assignments and signal details for the USB interface.
Appendix 4 Installation
Mounting holes
Details the mounting hole specifications for scanner installation.
Wiring of interface cable
Provides guidelines for wiring the scanner's interface cable.
Chapter 12 Troubleshooting
Problem 1: Low reading efficiency.
Addresses issues with low reading efficiency and possible causes/solutions.
Problem 2: Cannot read 2D codes or bar codes.
Provides solutions for problems related to not reading 2D codes or bar codes.
Problem 3: Code data cannot be displayed normally on the computer screen. (USB-COM interface)
Troubleshoots issues with displaying code data via USB-COM interface.
Problem 4: Code data cannot be displayed normally on the computer screen. (USB keyboard interface)
Troubleshoots issues with displaying code data via USB keyboard interface.
Appendix 1 Specifications
Scanning specifications
Lists scanning performance specifications like resolution and angles.
RS-232C interface (QK31-R)
Details electrical and connector specifications for RS-232C interface.
USB interface (QK31-U)
Details electrical and connector specifications for USB interface.
Environmental conditions
Lists operating and storage conditions like temperature and humidity.
Parameter Details
[1] "S" command parameters
Details parameters for the "S" command related to code types.
Command parameters for multi-line barcode scanning
[2] "NR" command parameters
Details parameters for the "NR" command, concerning number of digits transmission.
[3] "TR" command parameters
Details parameters for the "TR" command, concerning double-read prevention timeout.
[4] "DLV" command parameters
Details parameters for the "DLV" command, concerning bar code scanning level.
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