TCL Alcatel 8085, Руководство по ремонту

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L2 Repair Document
TCL
Communication Ltd.
Rev.
ONETOUCH 8085+LKB001X/A
Level 2 Repair Document
Page
1.0 3/71
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Content
1 Level 2 repair process .............................................................................................. 4
2 Warranty Check and Visual Inspection ................................................................... 6
2.1 Warranty confirmation of L1..................................................................................... 6
2.2 Visual mechanical check .......................................................................................... 9
2.3 Pretest ...................................................................................................................... 10
3 Battery ...................................................................................................................... 17
3.1 Battery information ................................................................................................. 17
3.2 Battery test .............................................................................................................. 20
3.3 Battery specification ............................................................................................... 22
3.4 Note of Battery ........................................................................................................ 24
4 Tablet System install ............................................................................................... 24
4.1. Equipments requested when download
：
............................................................ 24
4.2 BIOS install process ................................................................................................. 24
4.3 OS install process .................................................................................................... 26
4.4 Check BIOS and OS version .................................................................................... 30
5 LTE keyboard upgrade ............................................................................................ 33
6 Disassembly and assembly 8085 and LKB001 ......................................................... 37
6.1 ESD Safety ................................................................................................................ 37
6.2 Disassembly tool ...................................................................................................... 37
6.3 Disassembly process ............................................................................................... 38
6.4 Reassembly process ................................................................................................ 52
5.5 Disassembly process evaluation ............................................................................ 54
6 Disassembly Complete ........................................................................................... 54
7 Level 2 repair ........................................................................................................... 55
8 PCBA exchange ....................................................................................................... 65
9 Other component exchange ................................................................................... 66
10 Function test ............................................................................................................ 66