Toshiba A20-S259 Maintenance Manual - Page 13
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1 Hardware Overview Chapter 1 Contents 1.1 Features ...1-1 1.2 System Unit Block Diagram 1-7 1.3 2.5-inch Hard Disk Drive 1-14 1.4 CD-RW/DVD Drive 1-16 1.5 DVD-R/-RW Drive 1-19 1.6 DVD Multi Drive ...1-20 1.7 Keyboard...1-23 1.8 TFT Color Display...1-24 1.8.1 LCD Module 1-24 1.8.2 FL Inverter Board 1-25 1.9 Power Supply...1-26 1.10 Batteries...1-28 1.10.1 Main Battery 1-28 1.10.2 Battery LED (Main Battery 1-28 1.10.3 Battery Charging Control 1-29 1.10.4 RTC battery 1-30 Satellite A20 Maintenance Manual (960-444) 1-iii
1
Hardware Overview
Satellite A20 Maintenance Manual (960-444)
1-iii
Chapter 1
Contents
1.1
Features
......................................................................................................................
1-1
1.2
System Unit Block Diagram
.........................................................................................
1-7
1.3
2.5-inch Hard Disk Drive
...........................................................................................
1-14
1.4
CD-RW/DVD Drive
..................................................................................................
1-16
1.5
DVD-R/-RW Drive
...................................................................................................
1-19
1.6
DVD Multi Drive
.......................................................................................................
1-20
1.7
Keyboard
..................................................................................................................
1-23
1.8
TFT Color Display
.....................................................................................................
1-24
1.8.1
LCD Module
.......................................................................................
1-24
1.8.2
FL Inverter Board
................................................................................
1-25
1.9
Power Supply
............................................................................................................
1-26
1.10
Batteries
....................................................................................................................
1-28
1.10.1
Main Battery
........................................................................................
1-28
1.10.2
Battery LED (Main Battery)
.................................................................
1-28
1.10.3
Battery Charging Control
......................................................................
1-29
1.10.4
RTC battery
.........................................................................................
1-30