Toshiba Satellite A50S Series - Table of Contents

vi [CONFIDENTIAL] Satellite A50S/TECRA A3X Maintenance Manual (960-534)
Table of Contents
Chapter 1 Hardware Overview
1.1 Features......................................................................................................................1-1
1.2 System Block Diagram ..............................................................................................1-6
1.3 3.5-inch USB Floppy Disk Drive.............................................................................1-10
1.4 2.5-inch Hard Disk Drive......................................................................................... 1-11
1.5 CD-ROM Drive .......................................................................................................1-13
1.6 DVD-ROM Drive ....................................................................................................1-15
1.7 DVD-ROM & CD-R/RW Drive..............................................................................1-18
1.8 DVD Super Multi Drive...........................................................................................1-21
1.9 Keyboard..................................................................................................................1-24
1.10 TFT Color Display...................................................................................................1-25
1.11 Power Supply...........................................................................................................1-28
1.12 Batteries ...................................................................................................................1-30
1.13 AC Adapter..............................................................................................................1-33
Chapter 2 Troubleshooting Procedures
2.1 Troubleshooting.........................................................................................................2-1
2.2 Troubleshooting Flowchart........................................................................................2-2
2.3 Power Supply Troubleshooting..................................................................................2-6
2.4 System Board Troubleshooting................................................................................2-15
2.5 3.5” FDD Troubleshooting ......................................................................................2-29
2.6 2.5” HDD Troubleshooting......................................................................................2-32
2.7 Keyboard Troubleshooting ......................................................................................2-37
2.8 Display Troubleshooting.......................................................................................... 2-38
2.9 Touch Pad Troubleshooting.....................................................................................2-41
2.10 Optical Drive Troubleshooting ................................................................................ 2-42
2.11 Modem Troubleshooting.......................................................................................... 2-43
2.12 LAN Troubleshooting..............................................................................................2-44