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2 Troubleshooting Procedures
Satellite M500/M505/M507 Maintenance Manual [CONFIDENTIAL] 2-9
If the diagnostics program cannot detect an error, the problem may be intermittent. The
Running Test program should be executed several times to isolate the problem. Check the
Log Utilities function to confirm which diagnostic test detected an error, then perform the
appropriate troubleshooting procedures as follows:
1. If an error is detected on the system test, memory test, real timer test, perform the
Main Board Troubleshooting Procedures in Section 2.4.
2. If an error is detected on the hard disk test, perform the HDD Troubleshooting
Procedures in Section 2.5.
3. If an error is detected on the keyboard test, perform the Keyboard and Touch pad
Troubleshooting Procedures in Section 2.6.
4. If an error is detected on the display test, perform the Display Troubleshooting
Procedures in Section 2.7.
5. If an error is detected on the CD-ROM/DVD-ROM test, perform the Optical Drive
Troubleshooting Procedures in Section 2.8.
6. If an error is detected on the modem test, perform the Modem Troubleshooting
Procedures in Section 2.9.
7. If an error is detected on the LAN test, perform the LAN Troubleshooting Procedures
in Section 2.10.
8. If an error is detected on the Wireless LAN test, perform the Wireless LAN
Troubleshooting Procedures in Section 2.11.
9. If an error is detected on the sound test, perform the Sound Troubleshooting
Procedures in Section 2.12.
10. If an error is detected on card reader, perform the card reader Slot Troubleshooting
Procedures in Section 2.13.
11. If an error is detected on PCI Express, perform the PCI Express Slot Troubleshooting
Procedures in Section 2.14.
12. If an error is detected on Fingerprint board, perform the Fingerprint board
Troubleshooting Procedures in Section 2.15.
13. If an error is detected on Bluetooth, perform the Bluetooth Troubleshooting
Procedures in Section 2.16.
14. If an error is detected on 3G, perform the 3G Troubleshooting Procedures in Section
2.17.