4
Replacement Procedures
Satellite A50/TECRA A2
Maintenance Manual (960-478)
4-iii
Chapter 4
Contents
4.1
Overview
....................................................................................................................
4-1
Safety Precautions
................................................................................................
4-2
Before You Begin
................................................................................................
4-3
Disassembly Procedures
......................................................................................
4-4
Assembly Procedures
...........................................................................................
4-5
Tools and Equipment
...........................................................................................
4-5
Screw Tightening Torque
.....................................................................................
4-6
Grip Color
............................................................................................................
4-6
Screw Notation
.....................................................................................................
4-7
4.2
Battery Pack/PC Card
................................................................................................
4-8
4.2.1 Battery Pack
...............................................................................................
4-8
4.2.2 PC Card
....................................................................................................
4-10
4.3
Memory Module
......................................................................................................
4-11
4.4
MDC Modem
...........................................................................................................
4-13
4.5
HDD
.........................................................................................................................
4-15
4.6
Mini PCI Card
..........................................................................................................
4-18
4.7
Cooling Fin/CPU
.....................................................................................................
4-20
4.8
Keyboard
..................................................................................................................
4-25
4.9
Switch Board
............................................................................................................
4-29
4.10
Optical Drive
............................................................................................................
4-31
4.11
Display Assembly
....................................................................................................
4-33
4.12
Sound Board
.............................................................................................................
4-37
4.13
Connector Board
......................................................................................................
4-38
4.14
FAN
..........................................................................................................................
4-40
4.15
System Board/DC-IN Jack/RTC Battery
.................................................................
4-41
4.16
Battery Latch
............................................................................................................
4-44
4.17
Battery Lock
.............................................................................................................
4-46
4.18
Touch Pad
...............................................................................................................
4-48
4.19
LCD Unit/FL Inverter
..............................................................................................
4-50
4.20
Latch Assembly
........................................................................................................
4-56