ProLiant ML350 Generation 4 Reference and Troubleshooting Guide

134 Reference and Troubleshooting Guide
2. If a paper or plastic label has been applied to the surface of the CD or DVD
in use, remove the label and any adhesive residue.
3. Be sure the inserted CD or DVD format is valid for the drive. For example,
be sure you are not inserting a DVD into a drive that only supports CDs.
Drive is not detected
Action:
1. Be sure no loose connections (on page 129
) exist.
2. Refer to the drive documentation to be sure cables are connected as required.
3. Be sure the cables are working properly. Replace with known functional
cables to test whether the original cables were faulty.
4. Be sure the correct, current driver is installed.
DAT Drive Problems
List of Problems:
Sense error codes are displayed..................................................................................................134
DAT drive error or failure occurs...............................................................................................134
DAT drive is providing poor performance.................................................................................135
Latest firmware indicates a defective tape, or head clogs occur regularly.................................135
Other errors are occurring ..........................................................................................................135
Sense error codes are displayed
Action: Refer to the Troubleshooting DAT Drives white paper for information on
DAT drive sense error codes. Search for it on the HP website
(http://www.hp.com
).
DAT drive error or failure occurs
Action:
1. Be sure drivers, software, and firmware are upgraded to the latest revisions.
2. Clean the drive at least four times to be sure that the heads are clean and to
eliminate dirty heads as the possible cause of the failure.