IBM TS4300 3555, User Manual

Page: 227 / 262

Figure 121. Drive with cover removed to reveal gear train.
1 Threader
intermediate gear
2 Threader mechanism gear 3 Loader motor worm
gear
5. As the leader pin is secured in the cartridge, you hear the leader pin retention spring clips click into
place. If you do not hear the click, continue rolling until the threader intermediate gear ( 1 ) stops.
The LBA is in the correct position.
Note: Be sure to keep tension on the tape as the LBA is drawn into the cartridge.
6. Rotate the loader intermediate gear ( 1 ) clockwise as viewed from the front of the drive until it stops.
This action releases the LBA leader pin.
7. Rotate the threader motor worm gear ( 3 ) counterclockwise until the leader block is in front of the
read/write head. This action moves the LBA out of the cartridge.
Figure 122. Leader Block Assembly (LBA)
1 Loader motor worm gear 2 Leader block assembly (LBA)
8. Rotate the loader motor worm gear ( 3 ) counterclockwise as viewed from the front of the drive until it
stops.
9. Remove the cartridge from the cartridge loader tray.
10. Go to “Ending procedure” on page 197.
Ending procedure
1. Reassemble the drive brick by reversing the steps in “Removing the drive cover” on page 180.
Appendix D. Manual cartridge removal procedure 197