Alcatel 5085A, Руководство по ремонту

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L2 Repair Document
TCL
Communication Ltd.
Rev.
5085Y/D/A/B/J/Q/I/N/H
Level 2 Repair Document
Page
1.3 3/41
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Content
1 Level 2 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 Software download ................................................................................................. 10
4 Disassembly and assembly 5085Y/D/A/B/J/Q/I/N/H .............................................. 12
4.1 ESD Safety ............................................................................................................... 12
4.2 Disassembly tool ..................................................................................................... 12
4.3 Disassembly process ............................................................................................... 16
4.4 Disassembly Notice: ................................................................................................ 26
4.5 Reassembly process ................................................................................................ 26
4.6 Disassembly process evaluation ............................................................................ 28
5 Disassembly Complete ........................................................................................... 29
6 Level 2 repair ........................................................................................................... 31
7 PCBA exchange ....................................................................................................... 40
8 NOTE for defective PCBAs ..................................................................................... 40
9 Functional test ......................................................................................................... 40