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Maintenance &
Service Guide
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Problem | Probable Cause | Solutions(s) |
A new device is not recognized as part of the computer system. | Cable(s) of new external device are loose or power cables are unplugged. | Ensure that all cables are properly and securely connected. |
Power switch of new external device is not turned on. | Turn off the computer, turn on the external device, then turn on the computer to integrate the device with the computer system. | |
Device is not seated properly. | Turn off the computer and reinsert the device. |
Back to Troubleshooting Without Diagnostics
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