2 Troubleshooting Procedures
2-6
[CONFIDENTIAL] PORTÉGÉ X30W-J, dynabook V*/VZ*/VC* Series Maintenance Manual (960-941)
If the diagnostics program cannot detect an error, the problem may be intermittent. The Test
program should be executed several times to isolate the problem. Check the Log Utilities
function to confirm which diagnostic test detected an error(s), then perform the appropriate
troubleshooting procedures as follows:
1. If an error is detected on the power supply, perform the power supply Troubleshooting
Procedures in Section 2.3.
2. If an error is detected by error message or Memory test, perform the System Board
Troubleshooting Procedures in Section 2.4.
3. If an error is detected on the USB, perform the USB Troubleshooting Procedures in
Section 2.5.
4. If an error is detected on the HDD/ SSD test, perform the SSD Troubleshooting
Procedures in Section 2.6.
5. If an error is detected on the Keyboard test, perform the Keyboard Troubleshooting
Procedures in Section 2.7.
6. If an error is detected on the Touch Pad test, perform the Touch Pad (Click pad)
Troubleshooting Procedures in Section 2.8.
7. If an error is detected on the LCD Panel test, perform the Display Troubleshooting
Procedures in Section 2.9
8. If an error is detected on the Optical Disk Drive, perform the Optical Disk Drive
Troubleshooting Procedures in Section 2.10.: Not used
9. If an error is detected on the functions related to LAN, perform the LAN
Troubleshooting Procedures in Section 2.11.: Not used
10. If an error is detected on the functions related to Wireless LAN or Bluetooth, perform
the Wireless LAN +Bluetooth Troubleshooting Procedures in Section 2.12.
11. If an error is detected on the 5G or LTE, perform the 5G/LTE Troubleshooting
Procedures in Section 2.13.
12. If an error is detected on the WiGig, perform the WiGig Troubleshooting Procedures
in Section 2.14: Not used
13. If an error is detected on the Sound, perform the Sound Troubleshooting Procedures in
Section 2.15.
14. If an error is detected on the Memory media (SD Card) Slot, perform the Memory
media (SD Card) Slot Troubleshooting Procedures in Section 2.16.
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