Optical Drive and Library SCSI-2 Command Reference
Autochanger Error Codes
Jukebox Micro-Move Error Codes
Appendix B B-43
 Autochanger Error Codes
29 CLEAR HARD 
LOG
Sets Information log 0, Autochanger Error 
Log, back to zero.
30
VERTICAL 
ENCODER
Moves the disk transport mechanism up and 
down the full length of the rail. Returns 
PASS/FAIL. No cartridges are required.
101
FIND PLUNGE 
HOME
Runs mechanism recalibration, establishes 
which picker side is up, and determines the 
reference points in the picker travel path. 
This test assumes that the mechanics and 
servo system are functional.
102
FIND 
VERTICAL 
HOME
Recalibrates the vertical position and verifies 
that the vertical path is clear.
103
FIND XLATE 
HOME
Calibrates the translate position.
104
PICKER TEST Flips the disk transport mechanism and 
switches active thumbs.
Table B-12 Diagnostic Tests (EXCEPT for models 40fx, 80ex, 125ex, and 
220mx)
No.  Front Panel 
Test Name 
Description










