Toshiba Satellite U400 Maintenance Manual page 10

Assembly Procedure ............................................................................................ 4-5
Tools and Equipment ........................................................................................... 4-5
Screw Tightening Torque .................................................................................... 4-6
Grip Color ............................................................................................................ 4-6
Screw Notation .................................................................................................... 4-7
4.2 Battery pack ............................................................................................................... 4-8
4.3 PC card..................................................................................................................... 4-10
4.4 HDD......................................................................................................................... 4-12
4.5 Wireless LAN card .................................................................................................. 4-16
4.6 Memory module....................................................................................................... 4-18
4.7 Keyboard.................................................................................................................. 4-21
4.8 LED Board ............................................................................................................... 4-24
4.9 Optical disk drive..................................................................................................... 4-26
4.10 Display assembly ..................................................................................................... 4-28
4.11 Bluetooth assembly.................................................................................................. 4-33
4.12 Cover assembly........................................................................................................ 4-38
4.13 Touch pad................................................................................................................. 4-40
4.14 Audio board ............................................................................................................ 4-40
4.15 Fingerprint board ..................................................................................................... 4-41
4.16 USB board................................................................................................................ 4-42
4.17 System board............................................................................................................4-45
4.18 CPU..........................................................................................................................4-47
4.19 VGA heat sink..........................................................................................................4-50
4.20 LCD unit / FL inverter ............................................................................................. 4-52
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Satellite U400/Satellite Pro U400/PORTEGE M800 Maintenance Manual