1 Hardware Overview
PORTEGE M400 Maintenance Manual (960-541) [CONFIDENTIAL] 1-iii
Chapter 1 Contents
1.1 Features...................................................................................................................... 1-1
1.2 2.5-inch Hard Disk Drive......................................................................................... 1-11
1.3 Optical Drive............................................................................................................ 1-14
1.3.1 DVD-ROM & CD-R/RW Drive ........................................................1-14
1.3.2 DVD Super Multi Drive..................................................................... 1-16
1.3.3 DVD Super Multi Drive (Double-layer)............................................ 1-18
1.4 Keyboard..................................................................................................................1-20
1.5 TFT Color Display...................................................................................................1-21
1.5.1 LCD Module ......................................................................................1-21
1.5.2 FL Inverter Board...............................................................................1-22
1.6 Power Supply........................................................................................................... 1-23
1.7 Batteries ................................................................................................................... 1-25
1.7.1 Main Battery.......................................................................................1-25
1.7.2 Battery Charging Control................................................................... 1-26
1.7.3 RTC Battery ....................................................................................... 1-27
1.8 AC Adapter..............................................................................................................1-28
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