Post Ocp Messages; Post Codes - Digital Equipment DIGITAL Server 7100 1200 Service Maintenance Manual

Troubleshooting

POST OCP Messages

The following table lists the messages, both normal and error, that will display on the
server's OCP panel during POST and any beeps that might sound when an error
occurs.

POST Codes

POST
Code Descriptions
BIOS ROM checksum
Test DRAM refresh
Test 8742 keyboard controller
RAM failure on address line
xxxx
RAM failure on data bits xxxx
of low byte of memory bus
RAM failure on data bits xxxx
of high byte of memory bus
Check ROM copyright notice
Unexpected interrupts test
(1)
Count down codes are displayed on the server's monitor.
4-12
NOTE:
To disable the speaker, press the appropriate button
located below the OCP once after a beep sounds. To enable it,
repress the button once.
Count
Down
(1)
Code
230
Normal OCP
Display
Unexpected int
OCP Error Beep Codes
Display
1-2-2-3
1-3-1-1
1-3-1-3
1-3-4-1
1-3-4-3
1-4-1-1
2-1-2-3
2-2-3-1
continued