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2 Troubleshooting Procedures 2.1 Troubleshooting
QOSMIO F10 Maintenance Manual (960-498) 2-1
2
2.1 Troubleshooting
Chapter 2 describes how to determine which Field Replaceable Unit (FRU) in the computer is
causing the computer to malfunction. (The “FRU” means the replaceable unit in the field.)
The FRUs covered are:
1. Power supply 6. Touch pad 11. Wireless LAN
2. System Board 7. Display 12. Sound
3. 3.5” USB FDD 8. Optical Drive 13. TV Tuner
4. 2.5” HDD 9. Modem
5. Keyboard 10. LAN
The Test Program operations are described in Chapter 3. Detailed replacement procedures are
described in Chapter 4.
NOTE: After replacing the system board or CPU, it is necessary to execute the subtest 01
Initial configuration of 3.3 Setting of the hardware configuration in Chapter 3.
The following tools are necessary in addition to tools described in Chapter 3 for implementing
the Diagnostics procedures:
1. Phillips screwdrivers
2. Toshiba MS-DOS system FD
3. Tester
There are following two types of connections in the figures of board and module connection in
and after 2.3 Power Supply Troubleshooting.
(1) Cable connection is described as line in the figures.
(2) Pin connection is described as arrow in the figure.
<e.g> Connection of modem