User's Manual

Configuring and Operating the DLT4000 Basic Tape Drive
3-22 DLT4000/DLT4500/DLT4700 Cartridge Tape Subsystem
3.7.1 Tape in Use
Whenever the yellow Tape in Use indicator is on steady, the tape is ready to use.
When the drive is calibrating, reading, writing or rewinding the tape, the Tape in Use
indicator blinks.
Use Table 3-5 to determine what is happening during cartridge use.
Table 3-5 What is Happening During Cartridge Use (Right Side Indicators)
If …… It means ……
The yellow indicator is on
steady
A cartridge is loaded, but the tape is not
moving. This can mean no application is
communicating with the controller, or that
the application is communicating, but is not
delivering commands for tape motion.
The yellow indicator blinks
irregularly
A calibration read or write is in progress.
The yellow indicator blinks
regularly
The tape is loading, unloading, or
rewinding.
The green indicator turns on
and the beeper sounds
The tape is unloaded into the cartridge and
the cartridge can now be removed, or if the
drive is unloaded, a cartridge can now be
inserted.
All four indicators blink An error has occurred during operation. See
Table 2-4, DLT4000 Troubleshooting Chart.