Compaq 340622-002 - Manual (Page 41)

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