Specifications

4 Replacement Procedures
Satellite A50S/TECRA A3X Maintenance Manual (960-534) [CONFIDENTIAL] 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.........................................................................................................................4-14
4.5 HDD.........................................................................................................................4-16
4.6 Wireless LAN Card..................................................................................................4-19
4.7 Cooling Fin/CPU.....................................................................................................4-21
4.8 Keyboard..................................................................................................................4-26
4.9 Switch Membrane Board .........................................................................................4-30
4.10 Optical Drive............................................................................................................4-32
4.11 Display Assembly ....................................................................................................4-34
4.12 Sound Board.............................................................................................................4-38
4.13 Parallel port board/Serial port board/S-Video board ...............................................4-39
4.14 FAN..........................................................................................................................4-46
4.15 System Board/DC-IN Jack/RTC Battery.................................................................4-47
4.16 PC card cover...........................................................................................................4-50
4.17 Battery Latch............................................................................................................4-51
4.18 Battery Lock.............................................................................................................4-53
4.19 Touch Pad ...............................................................................................................4-55
4.20 LCD Unit/FL Inverter ..............................................................................................4-57