HP ProBook 630 Maintenance and Service Guide - Page 101

WWAN, USB, Issues, possible causes, and fixes continued, and fixes

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Table 7-39 Issues, possible causes, and fixes (continued) Items Procedures The following steps are for authorized providers or technicians. 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). WWAN Use this information to troubleshoot WWAN issues. Table 7-40 Issues, possible causes, and fixes Items Procedures Symptom Unable to find networks or service 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. The following steps are for authorized providers or technicians. ● 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. USB Use this information to troubleshoot USB port issues. Table 7-41 Issues, possible causes, and fixes Items Procedures Symptoms ● USB devices are not recognized ● USB devices are not charging 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. Examples of USB device Not Recognized Troubleshooting steps Common issues and possible solutions 89

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Table 7-39
Issues, possible causes, and fixes (continued)
Items
Procedures
The following steps are for authorized providers or technicians.
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).
WWAN
Use this information to troubleshoot WWAN issues.
Table 7-40
Issues, possible causes, and fixes
Items
Procedures
Symptom
Unable to find networks or service
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.
The following steps are for authorized providers or technicians.
●
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
.
USB
Use this information to troubleshoot USB port issues.
Table 7-41
Issues, possible causes, and fixes
Items
Procedures
Symptoms
●
USB devices are not recognized
●
USB devices are not charging
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.
Examples of USB device Not Recognized
Troubleshooting steps
Common issues and possible solutions
89