1  Hardware Overview 
TECRA A11/S11/P11/Satellite Pro S500 Series Maintenance Manual (960-784)[CONFIDENTIAL]  1-3 
Chapter 1  Contents 
 
Chapter 1  Hardware Overview......................................................................................... 1
 
1.1  Features......................................................................................................................... 5 
1.2  System Unit Block Diagram....................................................................................... 13 
1.3  3.5-inch Floppy Disk Drive (USB External) .............................................................. 18 
1.4  2.5-inch Hard Disk Drive............................................................................................ 19 
1.5  Optical Drive (ODD) .................................................................................................. 22 
1.5.1  DVD-ROM Drive.................................................................................. 22 
1.5.2  DVD-Super Multi Drive........................................................................ 23 
1.6  Keyboard..................................................................................................................... 25 
1.7  TFT Color Display...................................................................................................... 26 
1.7.1  LCD Module.......................................................................................... 26 
1.8  Power Supply.............................................................................................................. 28 
1.9  Batteries ...................................................................................................................... 31 
1.9.1  Main Battery.......................................................................................... 31 
1.9.2  Battery Charging Control...................................................................... 32 
1.9.3  RTC battery........................................................................................... 33 
1.10  AC Adapter................................................................................................................. 34