Table 2-4Solving Hard Drive Problems (continued)

The removable hard drive has no power to the hard drive enclosure.

Cause

Solution

 

 

The lock on the enclosure is not turned to the “ON” position.

Insert the key and turn the lock clockwise 90 degrees. The

 

green LED on the front of the enclosure should be on.

 

 

Power cable from the computer power supply to the enclosure

Check the power supply to make sure it is properly connected

frame is not properly connected.

to the rear of the enclosure frame.

 

 

The removable hard drive is not recognized by the computer.

Cause

Solution

 

 

The removable hard drive carrier is not fully seated in the enclosure frame or the hard drive is not fully seated in the carrier.

Push the carrier into the enclosure frame so that the connector on the rear of the frame is properly seated. If this does not solve the problem, turn off the computer, remove the carrier, and check to see if the connector on the hard drive is properly seated in the carrier.

The removable hard drive enclosure is beeping and the green LED is flashing.

Cause

Solution

 

 

Fan failure alarm on the removable hard drive enclosure has been activated.

Shut down the computer and contact HP for a replacement enclosure.

20 Chapter 2 Troubleshooting Without Diagnostics

ENWW

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HP dc7800 tower manual Troubleshooting Without Diagnostics

dc7800 tower specifications

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