Troubleshooting Checklist - NEC N8151-53 User Manual

Troubleshooting Checklist

If this product fails to operate as expected, consult the following checklist and verify the product
before returning it for repairs. If the device is exhibiting any of the symptoms listed, take the
actions indicated.
No. Symptom
1 The drive does not turn
on.
The LED does not light.
2 The drive is not properly
detected during startup.
Internal/
External
Internal Make sure that the DC cable is correctly
connected to the drive.
Some integrated drives have two power
connectors (some drives require a special DC
cable). Check the User's Guide and make sure
that the drive is correctly plugged into a power
outlet.
Check the power contacts of the DC cable by
unplugging the cable and then plugging it back.
External Make sure that the AC cord is correctly
connected to the drive.
Make sure that the AC cord is correctly plugged
into the power outlet.
Internal Make sure that the SCSI cable is correctly
connected to the drive.
External
Make sure that the SCSI cable is correctly
connected to the SCSI connector (SCSI board
connector, motherboard connector, etc.).
Make sure that there is no other drive on the
SCSI bus with the same SCSI ID.
→ If you find a drive with the same SCSI ID,
change the ID of one of the drives to an ID
that is not currently in use. (Do not use "7 ",
as this ID is assigned to the host.)
Action
Troubleshooting Checklist 107