Satellite A20 Maintenance Manual (960-444) ix
4.3 Optional PC Card..................................................................................................... 4-11
4.4 Optional SD Card.....................................................................................................4-13
4.5 HDD......................................................................................................................... 4-14
4.6 Modem Daughter Card ............................................................................................4-18
4.7 Slim Select Bay Module.......................................................................................... 4-20
4.8 Cooling Fan..............................................................................................................4-24
4.9 CPU.......................................................................................................................... 4-27
4.10 Keyboard.................................................................................................................. 4-32
4.11 Memory Module...................................................................................................... 4-36
4.12 Wireless LAN Card..................................................................................................4-38
4.13 Bluetooth.................................................................................................................. 4-41
4.14 Switch Board............................................................................................................4-43
4.15 Top Cover with Display Assembly.......................................................................... 4-45
4.16 Touch Pad ................................................................................................................4-48
4.17 Front Membrane ASSY........................................................................................... 4-50
4.18 USB Board............................................................................................................... 4-52
4.19 Sound Board.............................................................................................................4-54
4.20 RTC Battery............................................................................................................. 4-56
4.21 DC-IN Jack ..............................................................................................................4-58
4.22 System Board........................................................................................................... 4-59
4.23 Sub Fan ....................................................................................................................4-61
4.24 PC Card Slot ............................................................................................................4-63
4.25 Speakers................................................................................................................... 4-65
4.26 Touch Pad Switch.................................................................................................... 4-67
4.27 Display Mask........................................................................................................... 4-68
4.28 FL Inverter............................................................................................................... 4-70
4.29 LCD Module............................................................................................................ 4-72
4.30 Wireless LAN Antenna/Blutooth Antenna/Display Cover......................................4-76
4.31 Fluorescent Lamp.....................................................................................................4-85