HP 3000 Series Handbook page 168

For HP Internal Use Only
9. Continue rotating the screwdriver counter-clockwise for several hundred revolutions until
the cassette ( 4) moves forward from the read/write station (5) and is ejected. At times,
it may seem that the tape is not moving, such as when the reel spindles drop. This is
normal.
10. Remove the cassette from the cassette slot (6).
5-64 Troubleshooting