Panasonic DMR-UBS80EG Service Manual page 19

3. USB HDD Diagnosis
< Diagnosis Result >
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Example: USB HDD is not recognizable.
No trouble found on USB HDD.
Please check other diagnosis items.
No USB HDD is connected or some other device is connected.
Check connection of USB cable or power supply circuit.
If no trouble found, there is a high possibility of USB HDD failure itself.
USB HDD failure itself. Replace it.
Several USB HDD are connected.
Unsupported USB HDD is connected.
Unable to execute the diagnosis function properly.
There is a possibility of malfunction on the digital P.C.B.
Try to run self diagnosis again.
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