Technical data

2.6 TLZ04 Tape Drive Problems
Problem Possible Cause Corrective Action
Unable to copy to tape;
tape indicator yellow.
Cassette write-protected. Set cassette Write-Protect tab to write-
enable.
Unable to copy to tape;
drive indicator green.
No cassette in drive. Insert cassette into drive.
Unable to copy to or
from tape; tape and
drive indicators not lit.
Problem with adapter
module or drive
controller.
Run MDM as described in Chapter 3
and call your Digital service represen-
tative.
Unable to copy to or
from tape; tape and
drive indicators green.
Drive off line. Get into console mode (>>>) and enter
SHOW SCSI command. If drive
information does not appear, make
sure cable and terminator are plugged
in.
Problem with adapter
module or drive
controller.
Run MDM as described in Chapter 3
and call your Digital service represen-
tative.
Excessive tape errors;
tape indicator blinking
green or yellow.
Dirty read/write heads
or worn tape.
Use head-cleaning cassette. If problem
persists, try another cassette.
Tape and drive indicators
yellow.
Excessive humidity. Adjust room climate.
2–6 VAX 4000 Model 200 Troubleshooting and Diagnostics