User Guide
vi Satellite A40 Maintenance Manual (960-458)
Table of Contents
Chapter 1 Hardware Overview
1.1 Features.......................................................................................................................1-1
1.2 System Unit Block Diagram..........................................................................................1-6
1.3 USB 3.5-inch Floppy Disk Drive................................................................................1-12
1.4 2.5-inch Hard Disk Drive ...........................................................................................1-13
1.5 DVD-ROM Drive......................................................................................................1-18
1.6 CD-RW/DVD-ROM Drive ......................................................................................1-20
1.7 DVD-R/-RW Drive ...................................................................................................1-23
1.8 DVD±RW (DVD Dual) Drive ...................................................................................1-25
1.9 DVD-Multi (CD-R/RW DVD-RAM/R/RW) Drive ....................................................1-27
1.10 Keyboard..................................................................................................................1-29
1.11 TFT Color Display.....................................................................................................1-30
1.12 Power Supply............................................................................................................1-32
1.13 Batteries ....................................................................................................................1-34
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...................................................................................2-18
2.5 FDD Troubleshooting.................................................................................................2-34
2.6 HDD Troubleshooting................................................................................................2-37
2.7 Keyboard Troubleshooting.........................................................................................2-42
2.8 Display Troubleshooting.............................................................................................2-44
2.9 Optical Drive Troubleshooting....................................................................................2-47
2.10 Modem Troubleshooting ............................................................................................2-49
2.11 LAN Troubleshooting ................................................................................................2-51
2.12 Wireless LAN Troubleshooting...................................................................................2-52