vi [CONFIDENTIAL] TECRA A9(S5/P5/S200) Maintenance Manual (960-633)
Table of Contents Chapter 1 Hardware Overview
1.1 Features...................................................................................................................... 1-1
1.2 System Unit Block Diagram...................................................................................... 1-8
1.3 3.5-inch Floppy Disk Drive (USB External)........................................................... 1-14
1.4 2.5-inch Hard Disk Drive.........................................................................................1-15
1.5 Optical Drive (ODD)............................................................................................... 1-16
1.6 Keyboard.................................................................................................................. 1-19
1.7 TFT Color Display................................................................................................... 1-20
1.8 Power Supply........................................................................................................... 1-22
1.9 Batteries................................................................................................................... 1-27
1.10 AC Adaptor.............................................................................................................. 1-30
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................................................................................2-16
2.5 USB FDD Troubleshooting..................................................................................... 2-31
2.6 HDD Troubleshooting .............................................................................................2-34
2.7 Keyboard and Touch pad Troubleshooting..............................................................2-39
2.8 Display Troubleshooting..........................................................................................2-42
2.9 Optical Drive Troubleshooting................................................................................ 2-44
2.10 Modem Troubleshooting..........................................................................................2-46
2.11 LAN Troubleshooting.............................................................................................. 2-48
2.12 Bluetooth Troubleshooting...................................................................................... 2-49
2.13 Wireless LAN Troubleshooting...............................................................................2-52
2.14 Sound Troubleshooting............................................................................................ 2-55
2.15 Bridge media Slot Troubleshooting.........................................................................2-58
2.16 Fingerprint Sensor Troubleshooting........................................................................2-59