Wwan; Usb - HP Elite x2 G8 Maintenance And Service Manual

Table 7-40 Issues, possible causes, and fixes (continued)
Items

WWAN

Use this information to troubleshoot WWAN issues.
Table 7-41 Issues, possible causes, and fixes
Items
Symptom
Unable to find networks or service
The following steps are for authorized providers or technicians.

USB

Use this information to troubleshoot USB port issues.
Table 7-42 Issues, possible causes, and fixes
Items
Symptoms
USB devices are not recognized
●
USB devices are not charging
●
Procedures
1. Verify that the wireless module and its antenna cables are fully inserted and
in good condition (see WLAN module removal and replacement section).
Reseat wireless module and antenna connection.
2. Verify the module antenna cable connection is not loose.
3. Verify that antenna cables are properly connected to the MAIN and AUX
terminals (see WLAN module removal and replacement section).
Procedures
Possible causes
Network source, cable, connection, driver, settings.
Troubleshooting steps
1. Update to the latest driver and utility.
2. Check with network service provider for signal coverage.
3. Be sure signal strength is good.
4. Be sure that your service is active.
Verify module and antenna cable connections are not loose.
●
Verify antenna cables are properly connected to the correct terminals. For example, the
●
antenna cable labeled 1 connects to the Main terminal labeled 1. The antenna cable labeled
2 connects to the Aux terminal labeled 2.
Procedures
Possible causes
USB devices do not have the latest software drivers or port insufficient power, or the
devices are not compliant.
NOTE: USB Type-C uses a different connector entirely.
WWAN 113