Compaq SLR Tape Drive User Manual page 41

4-8 Operating and Cleaning the Drive
3. Manually unload the cleaning cartridge.
4. Record the cleaning date on the cartridge's label. Discard the cartridge
after 50 cleaning cycles.
IMPORTANT:
has been used fifty times), the front panel LED display becomes blinking amber.
Remove and discard the exhausted cleaning cartridge.
If the drive detects an exhausted cartridge (a cartridge which
Compaq SLR Tape Drive User Guide