Digital Equipment VAXstation 3100 Maintenance Manual page 241

220 Power-Up and Self-Test Error Codes
Table E-15 Binary Mask of Error Flags (0000. VVOO)
Binary Mask Definition As Seen on the Screen
0000 0001 Problem is on the system module. 01
0000 0010
Problem is not on the system module.
02
0001 0000 Reset is required to free SCSI bus. 10
0010 0000
Not all selected devices are operating
20
properly.
0100 0000 DMA and interrupts
are
untested. 40
Table E-16 SCSI Controller's Error Codes (0000.00ZZ)
Error Codes Definition
01 No error
02 Data buffer RAM addressing failure
04 - Data buffer RAM-byte mask-failure
06 Data buffer data path failure
10 Error in SCSI controller registers during reset
12 Error in
ses1
controller registers-after-reset
20 Unexpected interrupt after reset, IPL
=
lF
22 No interrupt request after reset
24 No interrupt after reset when IPL has been lowered.
26 Interrupt request not cleared following JSR (after reset).
28 Multiple interrupts following reset.
2A Unknown interrupt following reset.
2C Wrong interrupt following reset.
30 Phase not bus free at start of test.
40 First attempt to read SCSI controller's registers failed.
42 SCSI controller register address test failed at ini_cmd.
44 SCSI controller register address test failed at mode.
46 SCSI controller register address test failed at tar_cmd.
48 SCSI controller register address test failed at scd_cnt.