HP 9000 Manual page 128

Troubleshooting
Likely Problem Areas
Message(s) or
Behavior
128
Possible Cause
Bad/wrong tape.
Dirty head in DDS
tape drive.
Fix
Verify label on tape.
Check the contents. SD
tapes are in "tar"
format. You can check
whether the tape is a
"tar" tape by typing the
following command:
tar tvf device_file | mo
Enter
re
For example, if the
tape device is
/dev/rmt/0m, you
would type:
tar tvf /dev/rmt/0m \
Enter
| more
You should see a "tar"
format table of
contents. If you do not
see this, then the tape
is corrupt.
Use a DDS tape
cleaning cartridge to
clean the tape head.
Chapter 6