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Table of Contents
Summary of Contents for Access ATB420 Series
- Page 1 All manuals and user guides at all-guides.com Unit 18 Suttons Business Park Reading RG6 1AZ, UK Tel: +44 (0) 118 966 3333 Fax: +44 (0) 118 926 7281 e-mail: sales@accesskeyboards.com ATB420/421 Series Multi-Function Keyboard Product Specification and Service Guide www.accesskeyboards.com...
- Page 2 Warranty Access Keyboards Ltd warrants that this product shall be free from defects in workmanship and materials for a period of one year from the date of original purchase. If the product should fail to operate correctly in normal use during the warranty period, Access Keyboards will replace or repair it free of charge.
- Page 3 All manuals and user guides at all-guides.com Access keyboards ATB 420/421 Multi-Function Keyboard Product Specification and Service Guide Radio Frequency Energy European EMC directive 89/336/EEC FCC Compliance Statement (United States) This equipment has been tested and found to This equipment generates, uses and can radiate...
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Page 4: Table Of Contents
All manuals and user guides at all-guides.com Access keyboards ATB 420/421 Multi-Function Keyboard Product Specification and Service Guide Contents 1. OVERVIEW ..........................5 2. INTEGRATED DEVICE SPECIFICATIONS ....7 2.1..............................7 EYBOARD 2.2. RS232 H ..........................8 NTERFACE Keyboard PS/2 DATA INTERFACE……………………………………………………………………….8 2.4. -
Page 5: Overview
Trackpoint Mouse (option) Access Keyboards ATB420/421 keyboard is a compact standard Windows layout keyboard with integrated electronics to capture data from a variety of sources. The unit is fitted with a MSR (Magnetic Swipe Reader) for reading Credit Cards, Frequent Flier Cards and ATB2 documents. - Page 6 (purple PS/2) connector Optional USB connectors for Legacy Systems Access can provide options whereby a USB to serial and USB to PS/2 connectors can be added to provide USB connectivity for Win 2000 and XP based systems All data i.e.
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Page 7: Integrated Device Specifications
All manuals and user guides at all-guides.com Access keyboards ATB 420/421 Multi-Function Keyboard Product Specification and Service Guide Integrated Device Specifications Keyboard Data Source Manual keyboard entry Construction Matrix assembly supported by a robust steel chassis plate which provides protection from dust and staples. -
Page 8: Rs232 Host Interface
Keyboard PS/2 data Interface The ATB 420/421 can be configured to output data as a keyboard wedge interface. Access can pre-configure the unit with firmware, which will allow any of the devices i.e. OCR, MSR or BCR functions to output the data as keyboard strokes. -
Page 9: Wedge Undecoded Bar Code Reader Port (Option)
All manuals and user guides at all-guides.com Access keyboards ATB 420/421 Multi-Function Keyboard Product Specification and Service Guide Wedge Undecoded Bar Code Reader Port (Option) Data Source Bag tags, bar coded documents, etc. Data Standards Bar code formats: Code 3 of 9... -
Page 10: Auxilary Rs232 Interface Port
All manuals and user guides at all-guides.com Access keyboards ATB 420/421 Multi-Function Keyboard Product Specification and Service Guide Auxiliary RS232 Interface Port Pin NO Signal Free RXD input Data Input Standard ASCII RS232 TXD output Configurable settings DTR output 9600 Baud,... -
Page 11: Internal Sounder
All manuals and user guides at all-guides.com Access keyboards ATB 420/421 Multi-Function Keyboard Product Specification and Service Guide When the keyboard is powered through its keyboard connection the indicator will show Red if the RS232 control lines CTS and DSR are not detected at a Active (High) level. In this mode no data can be transmitted from an MSR, OCR or Bar Code input. -
Page 12: Installation
Atbconfig.exe Please find below the instructions for using ATBconfig.exe: This utility allows users to configure and test the ATB keyboard and may be download from Access Keyboards web link i.e. www.accesskeyboards.com/downloads/atbutils. 1. Connect the keyboard to a PC running Windows 98, XP, 2000 or NT, by connecting the PS2 connector to the keyboard port and the serial connector to any available serial port. - Page 13 All manuals and user guides at all-guides.com Access keyboards ATB 420/421 Multi-Function Keyboard Product Specification and Service Guide 3. Once the keyboard has been located, a set-up menu will be displayed e.g. For serial output requirements Keying any of the numbers (1 to 7) will toggle the parameter for that parameter, e.g. keying 6 will change from SITA to ARINC protocol and vice versa.
- Page 14 All manuals and user guides at all-guides.com Access keyboards ATB 420/421 Multi-Function Keyboard Product Specification and Service Guide For keyboard PS/2 or Serial outputs Keying any of the numbers or alpha characters (1 to 8) will toggle the parameter for that parameter, e.g.
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Page 15: Firmware Upgrade
Access keyboards ATB 420/421 Multi-Function Keyboard Product Specification and Service Guide Firmware Upgrade Occasionally Access Keyboards will release updated firmware. The firmware of the ATB420/421 can be upgraded in the field without needing to dismantle the ATB420/421 units Instructions are supplied with the Firmware upgrade. - Page 16 All manuals and user guides at all-guides.com Access keyboards ATB 420/421 Multi-Function Keyboard Product Specification and Service Guide Ensure the keyboard is connected to the PC keyboard port. Ensure the PC is turned off. (This is in case connections are momentarily short circuited while plugging in the cables) Ensure the power switch of the ProgBox is in the left position (KBD).
- Page 17 OCR firmware that was previously loaded in the engine. In most cases and certainly for OCR firmware levels from 0025A onwards an Access OCR Service Card through the keyboard slot can be used.
- Page 18 All manuals and user guides at all-guides.com Access keyboards ATB 420/421 Multi-Function Keyboard Product Specification and Service Guide 3.2.2 Loading new firmware to the ProgBox The ProgBox is connected in the same was as for the firmware upgrade. Close any program running which uses COM1 (including AVRProg.exe) Progbox.exe...
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Page 19: Ocr Swip
All manuals and user guides at all-guides.com Access keyboards ATB 420/421 Multi-Function Keyboard Product Specification and Service Guide 4. OCR swipe technique The OCR reader operates with a broad range of swipe speeds. To maintain data integrity, very fast swipe speeds are ignored completely and swipe speeds slightly exceeding the maximum allowed by the ATB420 will result in a bad read message of 30 “*”... -
Page 20: Data Format Protocol
Access keyboards ATB 420/421 Multi-Function Keyboard Product Specification and Service Guide 5. Data Format Protocol The ATB420/421 has efficient RISC based micro-controller electronics allowing configurations to be changed and down-loaded in the field. Access Keyboards can provide data format protocols to user specification upon request. Keyboard Data... -
Page 21: Sita Data Format
All manuals and user guides at all-guides.com Access keyboards ATB 420/421 Multi-Function Keyboard Product Specification and Service Guide SITA Data Format In SITA format, RS232 serial data to and from the ATB420/421 is transmitted in the form of blocks with the following generalised format. - Page 22 A decoded bar code scanner may also be connected to the Auxilliary Serial Port. Access Keyboards recommends and supplies GWAIT3800 Bar Code scanners for this application. (Contact Access Keyboards for details of parameter settings). Pin 9 of the Auxilliary Port provides a +5V 150mA supply.
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Page 23: Sita Msr Buffered Operation
All manuals and user guides at all-guides.com Access keyboards ATB 420/421 Multi-Function Keyboard Product Specification and Service Guide The ATB420/421 will not decode other Bar Code symbologies. The Bi-Color LED will show Green for one second upon transmission of the Barcode message to the Host and the Sounder may sound if enabled . -
Page 24: Arinc Data Format
All manuals and user guides at all-guides.com Access keyboards ATB 420/421 Multi-Function Keyboard Product Specification and Service Guide <SOD1><STX><ESC> 045H <ETX><EOD1> ARINC Data Format In ARINC format, RS232 serial data from the ATB420/421 is transmitted in the form of blocks with the following generalised format. -
Page 25: Unformatted Data Format
All manuals and user guides at all-guides.com Access keyboards ATB 420/421 Multi-Function Keyboard Product Specification and Service Guide 00110010 MSR ATB Coupon The <EOB> (End of Block) marker is always <CR>, ( 00DH). The <BID> (Block identifier) is defined separately for each device type. -
Page 26: Atb 420/421 Build Option Part Numbers
All manuals and user guides at all-guides.com Access keyboards ATB 420/421 Multi-Function Keyboard Product Specification and Service Guide 6. ATB 420/421 Build Option Part Numbers Part Number Options Pearl White Dark Grey 4 track Bar Code Serial Aux Integrated Pointing... -
Page 27: Service And Repair Procedure
Keycap removal and replacement. A keycap removal tool is also available from Access Keyboards. Part Number KEYPULLERABS 7.1.2 Functional Serial Test Access Keyboards provide a diagnostic program, which allows users to test the operation of each of the three devices i.e. the MSR, OCR and Bar Code ports. SerialConsole.exe This program is called Access SerialConsole i.e. - Page 28 All manuals and user guides at all-guides.com Access keyboards ATB 420/421 Multi-Function Keyboard Product Specification and Service Guide Exploded view of ATB420/421 keyboard (top cover removed for clarity) BACK REAR COVER CARD GUIDE CARD GUIDE MAG HEAD STAINLESS STEEL GUIDE PLATE...
- Page 29 There are no user serviceable parts inside the OCR engine. This is sealed on manufacture and should not be opened. Only use Access Keyboards cleaning cards Part Number CARDCLEAN05. for best results. Bi-color LED...
- Page 30 All manuals and user guides at all-guides.com Access keyboards ATB 420/421 Multi-Function Keyboard Product Specification and Service Guide 7.2.3 Removal and replacement of Keyboard Matrix If a switch matrix is damaged it may either be swapped or serviced by replacing the damaged switches.
- Page 31 All manuals and user guides at all-guides.com Access keyboards ATB 420/421 Multi-Function Keyboard Product Specification and Service Guide To re-assemble the matrix back into the keyboard base, hold the matrix at the back and locate the mouse switch PCB tangs and the chassis plate into the base moulding apertures at the front of the keyboard.
- Page 32 All manuals and user guides at all-guides.com Access keyboards ATB 420/421 Multi-Function Keyboard Product Specification and Service Guide A reasonable level of force is required. The switch pins holes are clear and that there is no should push out. damage to the circuit board tracking...
- Page 33 All manuals and user guides at all-guides.com Access keyboards ATB 420/421 Multi-Function Keyboard Product Specification and Service Guide After clicking on YES US keyboard layout will appear on the screen as illustrated below Carefully click on each individual button to check for both open-circuit (will remain red), closed circuit (will go black) or make circuit (will go green).
- Page 34 All manuals and user guides at all-guides.com Access keyboards ATB 420/421 Multi-Function Keyboard Product Specification and Service Guide 7.2.6 Replacement of Pointing Device The pointing device is held by 4 M4 x 2 mm screws to the matrix board and can be replaced as a module.
- Page 35 All manuals and user guides at all-guides.com Access keyboards ATB 420/421 Multi-Function Keyboard Product Specification and Service Guide 7.2.7 Replacement of main cable Before the main cable can be replaced, the stainless steel guide plate with MSR head assembly should be removed. Remove the 2 screws securing the guide plate to the base moulding. Also remove the screw retaining the earth tags.
- Page 36 All supplied OCR heads have a protective tape placed on the OCR glass. Please ensure that this is removed prior to operation of the unit. An assembled OCR head needs to be calibrated prior to operation using the Access OCR Service card as described in Section 3.2.1, ‘’Calibration of the OCR engine’’.
- Page 37 All manuals and user guides at all-guides.com Access keyboards ATB 420/421 Multi-Function Keyboard Product Specification and Service Guide APPENDIX ASCII table and description ASCII stands for American Standard Code for Information Interchange. Computers can only understand numbers, so an ASCII code is the numerical representation of a character such as 'a' or '@' or an action of some sort.