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Satellite L20 Maintenance Manual(960-Q01) 1-iii
Chapter 1 Contents
1.1 Features..........................................................................................................................1
1.2 System Block Diagram ..................................................................................................6
1.3 2.5-inch Hard Disk Drive.............................................................................................11
1.4 Optical Drive................................................................................................................15
1.4.1 DVD-ROM & CD-R/RW Drive ............................................................15
1.4.2 DVD Super Multi Drive.........................................................................20
1.5 Keyboard......................................................................................................................26
1.6 TFT Color Display.......................................................................................................27
1.6.1 LCD Module ..........................................................................................27
1.6.2 FL Inverter Board...................................................................................29
1.7 Power Supply...............................................................................................................30
1.8 Batteries .......................................................................................................................32
1.8.1 Main Battery...........................................................................................32
1.8.2 Battery Charging Control .......................................................................33
1.8.3 RTC battery............................................................................................34
1.9 AC Adapter ..................................................................................................................35