HP 9020 Service Manual page 221

Error Messages
C-3
Indicates
Table
C-l
lists all error codes by device address (DA) and subaddress (SA), and defines them.
Action
Determined by definitions in Table C-l.
Table C-l. Self Test Error 1 Error Codes
Error
DA
SA Code Definition
Display
0 00000001 Status line not asserted
0 00000002 Flag line not asserted
0
00000003 FRO failed loop back
0 00000004 Weasel chip failed self test
0
00000005 FR8 failed loopback
0
00000006 FR9 failed loop back
0 00000007 FR 1 0 failed loopback
0
00000008 FR12 failed loopback
0
00000009 FR 1 failed loopback
0
OOOOOOOA Poll response asserted but not enabled
0
OOOOOOOB Poll response not asserted when enabled
0 OOOOOOOC Failed frame buffer memory test
0 OOOOOOOD Failed space substitution test
0
OOOOOOOE Failed display interrupt test
0 OOOOOOOF
Failed synchronous startup test
0 00000010 Failed window test
0
00000011 Failed reset test
0
00000012 Timed out while waiting for interrupt
0 00000013 Status false during frame buffer transfer
0
00000014 Timed out while waiting for DMA transfer
1 00000001
Status line not asserted
1
00000002 Flag line asserted when graphics disabled
1
00000003 Poll line asserted but not enabled
1 00000004
Flag line not asserted when graphics enabled
1
00000005
Poll line not asserted when graphics enabled
1 00000006
Graphics memory failure
1
00000007 Rubber band memory failure
1
00000008 Failed line drawing test
1 00000009 Erase memory failure
1
OOOOOOOA Flag timeout while writing FR1
1
OOOOOOOB Flag timeout while writing FRO
1 OOOOOOOC Flag timeout while reading FRO
1
OOOOOOOD Timed out while waiting for DMA termination