Error Codes - HP 330 Service Handbook

Error Codes
Table 5-2. Boot ROM LED Error Codes
LEDs Probable Cause
0000 0000
No Failure Detected
0000 0.0.
CPU Timer Missing
0.00 0.00
Top RAM Failed
0... ....
LEDs failed to acknowledge
.000 000.
CPU Failed
.000 00..
Boot ROM Failed Checksum
.000 0.00
Top RAM Failed
.000 .00.
RAM Failure
.000 .0.0
Insufficient RAM
What to Do
Replace Processor Board
Check RAM Configuration
Replace Processor Board
Replace Processor Board
Replace Processor Board
Check RAM Configuration
Replace RAM Board or 330
Processor Board
Check RAM Configuration
Replace RAM Board or 330
Processor Board
Check RAM Configuration
Replace RAM Board or 330
Processor Board
.00 • • •
0.
ROM Operating System Failed Replace ROM OS Board
Checksum Replace D I 0 Backplane
.0 ••
00.0
Keyboard Controller Failed Replace System Interface Board
. 0 0 . 00 • •
Accessory Keyboard Controller Replace Accessory Keyboard
Failed Controller
. 0 0 . 0.00
HP-IB Failed
Replace System Interface Board
.00 • • 000
DMA Failed Replace System Interface Board
Troubleshooting 45