HP 9000 300 Series Service Handbook page 75

Table 5-4. Self· Test LED Special State and Failure Codes
LEDs Explanation
ABCDEFGH
0 0 0 0 0 0 0 0
No failure
oooooooe
Failed CPU register test.
0 0 0 0 0 0 8 0
Testing top 16 Kbytes of RAM.
oooooo••
Failure in top 16 Kbytes of RAM.
0 0 0 0 0 8 0 0
Top 16 Kbytes of RAM missing or not found by CPU.
ooooo•••
Starting Test Vector list.
ooooeooo
Resetting all interfaces.
ooooeeoo
Internal console checksum error
ooooeoeo Testing RAM for I/0 on-board test code.
oeeeoooo SGC slot 0 error
oeeeoooe
SGC slot 1 error
oaeeooeo
SGC slot 2 error
oeeeooee SGC slot 3 error
ooooeeao
Failed Boot ROM checksum.
oooo••••
Pre-loading RAM for main test.
oooaoooo RAM Testing (main)
oooaoooa Failure: Not enough RAM.
oooeooeo Failure: ROM system.
oooeooee Failure: Boot error.
oooeoeoo
Failure: OS tried to start loading at too high of an address.
oooeoeoe
Failure: Not enough RAM to load OS.
Diagnostics 5-5