Digital Equipment VAXstation 4000 90, Service Information

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Self-Test Error Messages,
Continued
Table A–16 (Continued) SCSI Information Values
Information
Decimal Hexadecimal Meaning
26 1A SCSI Reset bit set in Controller
Interrupt register
27 1B Arbitration not won
28 1C Selection timeout
29 1D Invalid sequence in Sequence Step
register
30 1E FIFO flags are not clear
31 1F FIFO flags are clear
32 20 Unexpected ISR hit
33 21 SCSI Interrupt request set in system
interrupt request register
34 22 SCSI Bit set unexpectedly in
Controller status register
35 23 Interrupt service routine was not
entered
36 24 No SCSI interrupt request was seen
37 25 Interrupt bit in Controller status
register will not clear
38 26 SCSI Bit in system interrupt request
register will not clear
39 27 Bad request sense key
40 28 Bad status returned from status
phase
41 29 Not enough sense data returned from
a request sense command
42 2A Phase did not go to command phase
43 2B Phase did not go to message out phase
Continued on next page
A–41