Toshiba Satellite P20-25 Series Maintenance Manual page 114

4 Replacement Procedures
Chapter 4
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
Contents
4-iii