Maintenance Manual (960-948)
2-5
Troubleshooting Procedures
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), and 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
2.3 Power Supply Troubleshooting
2. If an error is detected by an error message or a Memory test, perform
the System Board Troubleshooting Procedures in
.
3. If an error is detected on the USB, perform the USB Troubleshooting
Procedures in
.
4. If an error is detected on HDD/SSD test, perform the SSD
Troubleshooting Procedures in
.
5. If an error is detected on the Keyboard test, perform the Keyboard
Troubleshooting Procedures in
.
6. If an error is detected on the Touch Pad test, perform the touch pad
Troubleshooting Procedures in
.
7. If an error is detected on the LCD Panel test, perform the Display
Troubleshooting Procedures in
8. If an error is detected on the LAN test, perform the LAN
Troubleshooting Procedures in
2.10 LAN Troubleshooting
.
9. If an error is detected on the Wireless LAN + Bluetooth test, perform the
Wireless LAN + Bluetooth Troubleshooting Procedures in
LAN + Bluetooth Troubleshooting
10. If an error is detected on the 3G or LTE, perform the 3G/LTE
Troubleshooting Procedures in
.
11. If an error is detected on the sound, perform the Sound Troubleshooting
Procedures in
.
12. If an error is detected on the Memory media (SD Card) Slot, perform the
Memory media (SD Card) Slot troubleshooting Procedures in
Memory media (SD Card) Slot Troubleshooting
13. If an error is detected on the Fingerprint sensor, perform the Fingerprint
sensor Troubleshooting Procedures in
.
14. If an error is detected on the Web camera, perform the Web camera
Troubleshooting Procedures in
2.16 Web camera Troubleshooting
.
15. If an error is detected on the HDMI port, perform the HDMI Port
Troubleshooting Procedures in
2.17 HDMI Port Troubleshooting
16. If a malfunction is detected on the USB Type-C adapter, perform the
USB Type-C adapter Troubleshooting Procedures in