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Amit AP9 Series Service Manual

Series of panel computers for rolling stock
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AP9xxx
Series of panel computers
for rolling stock
Service manual
Release 1.00
ap9xxx_mr_en_100

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Summary of Contents for Amit AP9 Series

  • Page 1 AP9xxx Series of panel computers for rolling stock Service manual Release 1.00 ap9xxx_mr_en_100...
  • Page 2 AMiT, spol. s r.o. does not provide any warranty concerning the contents of this publication and reserves the right to change the documentation without obligation to inform any body or authority about it. This document can be copied and redistributed under following conditions: 1.

  • Page 3: Table Of Contents

    Contents History of revisions ................4 Related documentation ..............4 Introduction ................5 Disassembling / assembling ........... 6 2.1. Tools and material ................6 2.2. Disassembling ................... 6 2.3. Assembling ..................9 Backup battery replacement ..........10 3.1. Determining location of backup battery module ....... 10 3.2.

  • Page 4: History Of Revisions

    History of revisions Document name: ap9xxx_mr_en_100.pdf Author: Marian Schaubmar Release Date Changes 20. 3. 2015 New document Related documentation AP9xxx Series of panel computers for rolling stock – Operation manual file: ap9xxx_g_en_xxx.pdf Backup battery module – Datasheet file: sp_mb247720_d_en_xxx.pdf ap9xxx_mr_en_100 4/16...

  • Page 5: Introduction

    1. Introduction This manual describes the procedure of backup battery replacement, cleaning of internal electronics and disassembling / assembling of AP9xxx panel computer series. For most procedures it is necessary to unmount the computer from vehicle, in some cases it is not necessary to disassemble the whole unit. Disassembling / assembling is described in special chapter 2.

  • Page 6: Disassembling / Assembling

    2. Disassembling / assembling Disassembling / assembling of the unit consists of unmounting / mounting the computer from the vehicle and disassembling / assembling of the unit electronics. 2.1. Tools and material  Tool for releasing screws in the corners of the computer’s front panel (depends on vehicle project).
  • Page 7 from LCD screen are marked by red arrows. See Fig. 2. Repairing of broken connectors caused by wrong handling can be done only by manufacturer. Fig. 2 - Wiring of LCD display 3. Carefully separate panel from the cover with electronics and disconnect remaining 26-wire cable.
  • Page 8 Fig. 3 - Splitting of panel and back cover Fig. 4 - Disconnecting of remaining cables 4. Now we can continue to inner electronic cleaning or backup battery replacement. ap9xxx_mr_en_100 8/16...

  • Page 9: Assembling

    2.3. Assembling 1. Connect 26-wire connector between panel and back cover. 2. Panel and back cover must to fit together. Be aware of situation when cables getting stuck between parts of computer. Make sure if 26-wire cable is led thru middle of cooler, see Fig. 5. Fig.

  • Page 10: Backup Battery Replacement

    3. Backup battery replacement Backup battery is a part of the backup battery module. For ordering information see chapter Ordering information of relevant Operation manual. Some of units may be equipped by backup battery holder for easy replacement. Chapter 3.1. – Determining location of backup battery module can help you to determine position of backup battery module in your unit.

  • Page 11: Tools And Material

    3.2. Tools and material  Cross screwdriver PH2  Thread locker for weak or middle strength e.g. LOCTITE 222 (weak strength), LOCTITE 243 (middle strength)  5 mm open end wrench 3.3. Procedure for replacement – holder for easy replacement 1.
  • Page 12 3. Carefully pull out backup battery holder. Right direction for pulling is marked by red arrow. Fig. 8 - Direction for pulling of backup battery holder Battery 1. Unscrew two M3 headed screws. Screws are secured by thread locker. module Replace the backup battery module with a new one.
  • Page 13 Battery 1. Attach the backup battery holder on the unit back cover. Watch out for right module orientation of the holder. Male connector on back cover must fit with female mounting connector on backup battery holder. All pins of connectors must be concentric. Wrong handling may cause destroying of battery module ! Fig.

  • Page 14: Procedure For Replacement - Built-In Module

    3.4. Procedure for replacement – built-in module 1. Unmount the computer from the vehicle. Follow instructions in chapter 2.2. – Battery module Disassembling. Backup battery module is located on motherboard close to the demounting buzzer and 26-wire cable connector. Fig. 12 - Location of built-in backup battery module 2.

  • Page 15: Cleaning

    4. Cleaning There are cleaning ways of AP9xxx computer series as follows: Front panel and display screen area have to be cleaned with dry or wet cloth. It’s Front panel cleaning necessary to use cleaning agents which cannot cause scratches on screen area or front panel foil.

  • Page 16: Waste Disposal

    5. Waste disposal Battery Backup battery module contains lithium battery. The battery is a dangerous disposal waste. Therefore, it must be delivered to places specified for that purpose. Disposal of empty batteries and accumulators must not be in contrary to valid regulations.

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