Chapter 1
1.1
Features ..........................................................................................................................1
1.2
System Block Diagram ..................................................................................................6
1.3
1.4
Optical Drive................................................................................................................15
1.4.1
1.4.2
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
1.8.3
RTC battery ............................................................................................34
1.9
AC Adapter ..................................................................................................................35
Satellite L20 Maintenance Manual(960-Q01)
Contents
1-iii