2  Troubleshooting Procedures   2.3  Power Supply Troubleshooting 
2-6  Satellite A80 / TECRA  A3/S2  Series Maintenance Manual 
Other problems that are not covered by the diagnostics program may be discovered by a user. 
1.  If an error is detected when using an external USB device, perform the External USB 
Devices Troubleshooting procedures in Section 2.6. 
2.  If an error is detected when using the TV-out connection, perform the TV-Out Failure 
Troubleshooting procedures in Section 2.7. 
3.  If an error is detected when using the speakers, perform the Speaker Troubleshooting 
procedures in Section 2.10. 
4.  If an error is detected when using the modem, perform the Modem Troubleshooting 
procedures in Section 2.12. 
5.  If an error is detected when using the PCMCIA unit, perform the PCMCIA 
Troubleshooting procedures in Section 2.13. 
6.  If an error is detected when using the IEEE1394 device, perform the IEEE1394 device 
Troubleshooting procedures in Section 2.14. 
7.  If an error is detected when using the Wireless LAN, perform the Wireless LAN 
Troubleshooting procedures in Section 2.15.