Digital Equipment VAXstation 3100 Maintenance Manual page 259

238 System Exerciser Error Codes
Table F-11 (Cont.) SCSI Bus Controller Error Codes (OUOO.XYZ1)
(OOOO.OOS1)
Error Codes Definition
5
6
7
8
9
A
,....
B
c
D
E
F
No phase match within timeout period.
Interrupt error:
Interrupt is not received when expected.
An error occurred while testing the system interrupt logic.
Unexpected interrupt error:
Unexpected interrupt received.
Command error:
Request SENCE command ended without sence data.
Command terminated with bad device status.
Phase error:
Unexpected
phac;e,
or phase change on the SCSI bus.
Buffer overllow error:
Too many bytes read from target.
A..~itration
error:
AIP bit in iniiiator command register not set during ai-t>itration
process or arbitration lost during arbitration process or arbitration
not won.
Target
will
not set BSY during selection process, the controller is
busy at start of register test, or the INI_CMD(BSY) bit did not
toggle during the register test.
Unable to loop data out onto SCSI bus and back in again.
Direction and phase of SCSI bus as set by the target and read from
the controller are incompatible.
SCSI bus does not
dro~
RBQ within timeout period or SCSI bus
does not assert REQ wtthin timeout period.
DMAEnd bit not verified in bus and status register or DMA data not
matching expected data.