2 Troubleshooting Procedures
TECRA S3 Maintenance Manual (960-532) [CONFIDENTIAL] 2-1
2

2.1 Troubleshooting

Chapter 2 describes how to determine if a Field Replaceable Unit (FRU) in the computer is
causing the computer to malfunction. The FRUs covered are:
1. Power Supply 6. Display 11. SD Card Slot
2. System Board 7. Optical Drive 12. Wireless LAN
3. USB Floppy Disk Drive 8. Modem 13. Bluetooth
4. Hard Disk Drive 9. LAN 14. PCI ExpressCard
5. Keyboard/Touch pad 10. Sound 15. Fingerprint Sensor
The Diagnostics Disk operations are described in Chapter 3. Detailed Replacement
Procedures are given in Chapter 4, Replacement Procedures.
The followin g tools are necessary for implementing the troubleshooting procedures:
The followin g tools a re ne ce ssary for impl em enting the Diagno st ics pr o cedures:
For tools required for executing the Test Program, refer to the Chapter3. For tools required
for disassembling/assembling, refer to the Chapter 4.
1. Toshiba MS-DOS system FD
2. LED board
3. Headphone (for Sound troubleshooting)
4. An external microphone(for Sound troubleshooting)
5. A SD card (for SD card slot troubleshooting)
Formatted: Indent: Left: 18 pt,
Numbered + Level: 1 +
Numbering Style: 1, 2, 3, … +
Start at: 1 + Alignment: Left +
Aligned at: 0 pt + Tab after: 18
pt + Indent at: 18 pt