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Contents vii
Chapter 5
Removal and Replacement Procedures
5.1 Serial Number...................................................................................... 5-1
5.2 Disassembly Sequence Chart .............................................................. 5-2
5.3 Preparing the Computer for Disassembly............................................ 5-3
5.3.1 Disconnecting the AC Power and
External Diskette Drive Bay ................................................................. 5-4
5.3.2 Undocking the Computer............................................................. 5-5
5.3.3 Battery Packs.............................................................................. 5-11
5.3.4 DualBay Battery Pack and Devices .......................................... 5-13
5.3.4 Pointing Devices ........................................................................ 5-16
5.3.5 Hard Drive.................................................................................. 5-18
5.3.6 PC Card...................................................................................... 5-19
5.4 External Computer Components ....................................................... 5-20
5.4.1 Computer Logo .......................................................................... 5-20
5.4.2 Computer Feet............................................................................ 5-21
5.4.3 Handle........................................................................................ 5-22
5.5 CPU Base Assembly ......................................................................... 5-26
5.5.1 Memory Cover........................................................................... 5-27
5.5.2 Memory Boards.......................................................................... 5-28
5.5.3 Lithium Real Time Clock Battery.............................................. 5-30
5.5.4 CPU Base Cover ........................................................................ 5-31
5.5.5 Processor Shield and Board ...................................................... 5-34
5.5.6 CPU Cover and Keyboard Assembly........................................ 5-36
5.6 Display Assembly.............................................................................. 5-40
5.7 Clutch Assembly Components.......................................................... 5-44
5.7.1 Clutch Cover .............................................................................. 5-44
5.7.2 Clutches...................................................................................... 5-46
5.8 System Board Components ............................................................... 5-47
5.8.1 System Board............................................................................. 5-47
5.8.2 Ensuring ESD Protection ........................................................... 5-52
5.8.3 Heatsink and Video Chip Heatpipe........................................... 5-53
5.9 Frame Components............................................................................ 5-56
5.9.1 Upper PCMCIA Door................................................................ 5-56
5.9.2 Lower PCMCIA Door................................................................ 5-59
5.9.3 DualBay Eject Assembly ........................................................... 5-62
5.9.5 PCMCIA Assembly .................................................................. 5-64
5.9.6 PCMCIA Ejector Buttons .......................................................... 5-67
5.9.7 Display Ground Bracket............................................................. 5-69
Chapter 6
Specifications
6.1 Computer............................................................................................. 6-2
6.2 Displays.............................................................................................. 6-3
6.3 Hard Drives ......................................................................................... 6-6