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4 Replacement Procedures
Chapter 4 Contents
4.1 General....................................................................................................................... 4-1
4.2 Battery........................................................................................................................ 4-7
4.3 PC Card......................................................................................................................4-9
4.4 Removable modules.................................................................................................4-12
4.5 Optical Drive............................................................................................................ 4-15
4.6 TV Tuner.................................................................................................................. 4-17
4.7 Removable HDD...................................................................................................... 4-19
4.8 Removable FDD ......................................................................................................4-23
4.9 Wireless LAN Unit .................................................................................................. 4-25
4.10 Expansion Memory.................................................................................................. 4-28
4.11 Modem / Bluetooth Unit.......................................................................................... 4-31
4.12 CPU..........................................................................................................................4-34
4.13 HDD......................................................................................................................... 4-38
4.14 Keyboard..................................................................................................................4-42
4.15 Top Cover ................................................................................................................4-45
4.16 Function Key Board.................................................................................................4-48
4.17 LED / Power Button Board...................................................................................... 4-50
4.18 TouchPad .................................................................................................................4-52
4.19 Display Assembly.................................................................................................... 4-54
4.20 System Board...........................................................................................................4-58
4.21 Direct Play Button Board......................................................................................... 4-62
4.22 CIR Board................................................................................................................ 4-64
4.23 Direct play LED board............................................................................................. 4-66
4.24 Audio Board.............................................................................................................4-68
4.25 Speakers................................................................................................................... 4-70
4.26 Fan Set ..................................................................................................................... 4-73
4.27 Display Mask ...........................................................................................................4-76
4.28 FL Inverter Board ....................................................................................................4-78
4.29 LCD Module............................................................................................................ 4-80
Satellite P20-25 Series Maintenance Manual 4-iii