Digital Equipment RW504-ZA, Service Manual

Page: 189 / 220

Table A–3 Autochanger Micro-Move Error Codes
Error
Code
(hex)
Description
Micro-Move Errors are reported in byte 56 of the additional sense bytes (Figure A–3).
0 No error.
1 Carriage motor drive voltage exceeded limit set by firmware.
2 Carriage motor overcurrent detected by hardware.
3 Carriage motor force exceeded limit set by firmware.
4 Picker motor drive voltage exceeded limit set by firmware.
5 Picker motor overcurrent detected by hardware.
6 Picker motor force exceeded limit set by firmware.
7 Low power supply during motion.
8 High power supply during motion.
9 Move stopped because cartridge-in-path beam blocked.
A Cartridge not detected by cartridge-in-path beam.
B Carriage motor not tracking properly.
C Picker motor not tracking properly.
D Carriage motor measured voltage less than expected.
E Picker motor measured voltage less than expected.
10 Find origin failed.
11 Calibrate failed.
12 Diagnose FRU failed.
13 Initial recovery failed.
14 Find home failed.
15 Picker initialization failed.
16 Cartridge-in-path beams are blocked.
20 Failed to find hard stop at end of flip.
22 Failed to see sensor close at the end of translate.
23 Failed to move to the vertical position needed to engage the translate pin.
24 Failed to see sensor close at the start of translate.
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Offline Diagnostic Information A–11