Optical Drive and Library SCSI-2 Command Reference
Autochanger Error Codes
Hardware Error Codes
Appendix B B-25
 Autochanger Error Codes
4BH No sensor found (V4.2 code only)
4CH Failed flip motion during the Find Home sequence (V4.5 
code)
4DH Motion error while checking for cartridge in the Picker
4EH Unable to measure height of sensor on left side
4FH Unable to measure height of sensor on right side
50H Excessive tilt of the Carriage/Picker assembly (away 
from the drives) 
51H Excessive tilt of the Carriage/Picker assembly (toward 
the drives) 
52H Excessive cone angle on Picker 
53H Excessive stack tilt 
54H Unable to complete an interrupted move at power up 
EXERCISER TEST ERROR CODES
55H Unable to find top of unit
56H Need to issue Initialize Element Status Command
57H Invalid test configuration
59H Exerciser unrecovered error
5AH Invalid test configuration (elements reserved)
5BH Initialize Element Status command failed
5CH Shipping Diagnostic run with cartridges in the 
mechanism
CALIBRATION SENSOR SYSTEM ERRORS
Table B-8 Hardware Error Codes (For the 40fx, 80ex, 125ex, and 220mx 
models ONLY)
Error Code 
(hex.)
Failure Description










