Technical data

3. Move the operate lever to the lock position to lock the tape cartridge in the
drive.
The green LED turns off, and the yellow LED starts to flash, indicating
that the tape is loading. When you load the tape and it is ready for use,
the yellow LED stays on. When the yellow LED stays on and the green
LED stays off, the tape is ready to use.
See the VAX 4000 Model 100A Troubleshooting and Diagnostics Information
manual if errors occur while you are using the TZ30 tape drive.
2–8 Internal System Devices