2 Troubleshooting Procedures 2.12 Sound Troubleshooting
2-32 Satellite A20 Maintenance Manual (960-444)
16. IEEE1394 test
17. Bluetooth test
If an error is detected during these tests, go to Procedure 4.
Procedure 4 Replacement Check
The system board connectors may be damaged. Disassemble the computer following the steps
described in Chapter 4, Replacement Procedures and perform Check 1.
Check 1 Visually check for the following conditions:
a) Connector housing is cracked or broken.
b) Connector pins are damaged.
• If there is damage, go to Check 2
• If there is no damage, but an error message still appears, go to Check 2.
Check 2 The system board may be damaged. Replace the system board with a new one.