Beep Codes - NEC PowerMate SPB-Boston User Manual

Beep Codes

BEEPS 80H CODE
1-2 98h
1-2-2-3 16h
1-3-1-1 20h
1-3-1-3 22h
1-3-3-1 28h
1-3-3-2 29h
1-3-3-3 2Ah
1-3-4-1 2Ch
1-3-4-3 2Eh
1-4-1-1 30h
2-1-2-2 45h
2-1-2-3 46h
2-2-3-1 58h
2-2-4-1 5Ch
System Board, Connectors, and Error Messages C-11
DESCRIPTION
Search for options ROMs
BIOS ROM checksum
Test DRAM refresh
Test keyboard controller
Autosize DRAM
Initialize POST memory
manager
Clear 512 KB base RAM
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
POST device initialization
Check ROM copyright notice
Test for unexpected interrupts
Test RAM between 512 KB and
640 KB