Table Of Contents - TCL 5056O Repair Document

L2 Repair Document
1 Level 2E repair process ............................................................................................ 4
2 Warranty Check and Visual Inspection ................................................................... 5
2.1 Warranty confirmation of L1 ..................................................................................... 5
2.2 Visual mechanical check .......................................................................................... 6
2.3 Pretest ........................................................................................................................ 7
3 Battery ...................................................................................................................... 12
3.1 Battery information ................................................................................................. 12
3.2 Battery test .............................................................................................................. 14
3.3 Battery specification ............................................................................................... 16
3.4 WARNING of Battery disassembling ..................................................................... 17
4 Software download ................................................................................................. 18
4.1. Equipments requested when download： ............................................................ 18
4.2. Handset driver installation ..................................................................................... 18
4.3. SW download process ............................................................................................ 19
5 Disassembly and assembly 5056O ............................................................................ 22
5.1 ESD Safety ............................................................................................................... 22
5.2 Disassembly tool ..................................................................................................... 22
5.3 Disassembly process ............................................................................................... 22
6 Level 2 repair ........................................................................................................... 22
5.4 Reassembly process ................................................................................................ 30
5.5 Disassembly process evaluation ............................................................................ 31
7 Disassembly Complete ........................................................................................... 31
8 L2 Enhance repair ................................................................................................... 40
8.1 Position of L2 enhance components on PCBA .................................................... 41
8.2 Trouble shooting for common failures .................................................................. 42
8.3 L2 enhance spare part list ...................................................................................... 54
9 PCBA exchange ....................................................................................................... 54
10 Other component exchange ................................................................................... 54
10 Function test ............................................................................................................ 55
Rev.
1.0
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Content
5056O Level 2 Repair Document
TCL
Communication Ltd.
Page
3/60