Preface
IX
Preface
Contents
Introduction ..............................................1-1
Overview .........................................................................................1-1
Specifications ..................................................................................1-2
External Locator - Top View with LCD Panel Open .....................1-5
External Locator - Front & Rear Views ..........................................1-6
External Locator - Right & Left Side Views ...................................1-7
External Locator - Bottom View .....................................................1-8
Mainboard Overview - Top (Key Parts) .........................................1-9
Mainboard Overview - Bottom (Key Parts) ..................................1-10
Mainboard Overview - Top (Connectors) .....................................1-11
Mainboard Overview - Bottom (Connectors) ...............................1-12
Disassembly ...............................................2-1
Overview .........................................................................................2-1
Maintenance Tools ..........................................................................2-2
Connections .....................................................................................2-2
Maintenance Precautions .................................................................2-3
Cleaning ..........................................................................................2-3
Disassembly Steps ...........................................................................2-4
Removing the Battery ......................................................................2-5
Removing the Hard Disk Drive .......................................................2-6
Removing the System Memory (RAM) ..........................................2-8
Removing the Optical Device .......................................................2-10
Removing the Processor ................................................................2-11
Removing the PCI Express Video Card ........................................2-13
Removing the Keyboard & Shielding Plate ..................................2-14
Removing the Modem Module .....................................................2-15
Removing the Wireless LAN/WLAN & Bluetooth Combo Module 2-
16
Removing the TV Tuner ...............................................................2-17
Removing the Camera Module .................................................... 2-18
Part Lists ..................................................A-1
Part List Illustration Location ........................................................ A-2
Top (D900T) .................................................................................. A-3
Bottom (D900T) ............................................................................ A-4
LCD (D900T) ................................................................................ A-5
Toshiba DVD-ROM Drive (D900T) ............................................. A-6
QSI Combo Drive (D900T) ........................................................... A-7
DVD Dual Drive (D900T) ............................................................. A-8
Hard Disk Drive (D900T) .............................................................. A-9
Schematic Diagrams.................................B-1
System Block Diagram ...................................................................B-2
Clock Generator ..............................................................................B-3
CPU-1 Host/Power .........................................................................B-4
CPU-2 GTL+ / GND ......................................................................B-5
GMCH-1 Host/ PCI-E/ DMI ..........................................................B-6
GMCH-2 DDR2 ..............................................................................B-7
GMCH-3 PWR / GND ....................................................................B-8
DDR2 DIMM-A .............................................................................B-9
DDR2 DIMM-B ............................................................................B-10
DDR2 Terminator .........................................................................B-11
ICH6-1 ..........................................................................................B-12
ICH6-2 PWR / GND .....................................................................B-13
VGA Daughter Connector ............................................................B-14
DVI / TV-Out / Video-In Con ......................................................B-15
Panel Con / LED Indicator ...........................................................B-16
PCMCIA TI1410 ..........................................................................B-17
PCMCIA Power / Fan Con ...........................................................B-18
PCI 1394a TI TSB43AB22 ...........................................................B-19
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