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4 Replacement Procedures
Chapter 4 Contents
4.1 Overview....................................................................................................................4-1
Safety Precautions ................................................................................................ 4-2
Before You Begin ................................................................................................ 4-3
Disassembly Procedure........................................................................................ 4-4
Assembly Procedure ............................................................................................ 4-5
Tools and Equipment........................................................................................... 4-5
Screw Tightening Torque .................................................................................... 4-6
Grip Color ............................................................................................................ 4-6
Screw Notation..................................................................................................... 4-7
4.2 Battery pack ............................................................................................................... 4-8
4.3 ExpressCard & PC card / Bridge media .................................................................. 4-10
4.3.1 ExpressCard & PC card ........................................................................ 4-10
4.3.2 Bridge media ......................................................................................... 4-12
4.4 HDD......................................................................................................................... 4-13
4.5 MDC ........................................................................................................................ 4-17
4.6 Memory module....................................................................................................... 4-19
4.7 Keyboard.................................................................................................................. 4-21
4.8 Bottom cover assembly............................................................................................ 4-24
4.9 LAN jack.................................................................................................................. 4-29
4.10 Speaker (L) & Modem jack ..................................................................................... 4-30
4.11 AV-IN board ............................................................................................................ 4-32
4.12 Battery latch assembly............................................................................................. 4-33
4.13 Optical disk drive..................................................................................................... 4-35
4.13.1 Replacing the optical disk drive............................................................ 4-35
4.13.2 Ejecting the optical disk ........................................................................ 4-37
4.14 SJ board / Internal Microphone................................................................................4-39
4.14.1 SJ board................................................................................................. 4-39
4.14.2 Internal Microphone.............................................................................. 4-41
4.15 Sound board ............................................................................................................. 4-42
4.16 Power SW board ...................................................................................................... 4-44
QOSMIO G20 Maintenance Manual (960-511) [CONFIDENTIAL] 4-iii