ProLiant ML350 Generation 4 Reference and Troubleshooting Guide

Troubleshooting 135
DAT drives require cleaning every 8 to 25 hours of use or they may fail
intermittently when using marginal or bad media. Be sure you are following
the proper cleaning procedures described in the device and server
documentation.
NOTE: New DAT tapes may contain debris that will contaminate the
DAT drive read/write head. If using new tapes for backup, clean the
DAT drive frequently.
DAT drive is providing poor performance
Action: Be sure the drive is not being used to backup more data than is
recommended for the drive. DAT drives are designed with optimum and
maximum data backup sizes. Refer to the drive documentation to determine the
appropriate data backup size for the drive.
Latest firmware indicates a defective tape, or head clogs occur regularly
Action: Replace the tape.
Other errors are occurring
Action: Replace the drive.
Diskette Drive Problems
List of Problems:
Diskette drive light stays on .......................................................................................................135
A problem has occurred with a diskette transaction...................................................................136
Diskette drive cannot read a diskette..........................................................................................136
Drive is not found.......................................................................................................................136
Non-system disk message is displayed.......................................................................................136
Diskette drive cannot write to a diskette ....................................................................................136
Diskette drive light stays on
Action:
1. Be sure no loose connections (on page 129
) exist.
2. Be sure the diskette is not damaged. Run the diskette utility on the diskette
(CHKDSK on some systems).