4 Replacement Procedures
Satellite A20 Maintenance Manual (960-444)
4-iii
Chapter 4
Contents
4.1
General
........................................................................................................................
4-1
4.2
Battery Pack
................................................................................................................
4-8
4.3
Optional PC Card
......................................................................................................
4-10
4.4
Optional SD Card
......................................................................................................
4-12
4.5
HDD
.........................................................................................................................
4-13
4.6
Modem Daughter Card
..............................................................................................
4-17
4.7
ODD
.........................................................................................................................
4-19
4.8
Cooling Fan
...............................................................................................................
4-23
4.9
CPU
..........................................................................................................................
4-26
4.10
Keyboard
..................................................................................................................
4-31
4.11
Memory Module
........................................................................................................
4-35
4.12
Wireless LAN Card
...................................................................................................
4-37
4.13
Bluetooth
...................................................................................................................
4-40
4.14
Top Cover with Display Assembly
..............................................................................
4-42
4.15
Touch Pad
.................................................................................................................
4-45
4.16
Front Membrane ASSY
.............................................................................................
4-47
4.17
FIR Board
.................................................................................................................
4-49
4.18
Sound Board
.............................................................................................................
4-51
4.19
RTC Battery
..............................................................................................................
4-53
4.20
DC-IN Jack
..............................................................................................................
4-55
4.21
System Board
............................................................................................................
4-56
4.22
Sub Fan
.....................................................................................................................
4-58
4.23
PC Card Slot
.............................................................................................................
4-60
4.24
Speakers
...................................................................................................................
4-62
4.25
Touch Pad Switch
......................................................................................................
4-64
4.26
Display Mask
.............................................................................................................
4-65
4.27
FL Inverter
................................................................................................................
4-67
4.28
LCD Module
.............................................................................................................
4-69