RadiSys EPC - 6A Hardware Reference Manual page 44

Beep code Post code
1-3-1-3 22h
24h
28h
2Ah
1-3-4-1 2Ch
1-3-4-3 2Eh
1-4-1-1 30h
32h
34h
35h
36h
37h
38h
39h
3Ah
3Ch
3Dh
40h
42h
44h
2-1-2-3 46h
47h
48h
49h
4Ah
4Bh
4Ch
4Eh
50h
51h
52h
54h
56h
2-2-3-1 58h
5Ah
5Ch
60h
62h
64h
66h
68h
6Ah
6Ch
6Eh
70h
72h
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Chapter 6: Error Messages
Checkpoint description
Test 8742 Keyboard Controller
Set ES segment to register to 4GB
Autosize DRAM
Clear 512KB base RAM
Test 512KB base address lines
Test low byte of 512KB base memory
Test high byte of 512KB base memory
Test CPU bus-clock frequency
Test CMOS RAM
Initialize alternate system controller registers
Warmstart shutdown entry point
Reinitialize the system controller
Shadow system BIOS ROM
Reinitialize the cache
Autosize cache
Configure advanced system controller registers
Load alternate registers with CMOS values
Set Initial CPU speed
Initialize interrupt vectors
Initialize BIOS interrupts
Check ROM copyright notice
Initialize manager for PCI Option ROMs
Check video configuration against CMOS
Initialize PCI bus and devices
Initialize all video adapters in system
Display QuietBoot screen
™
Shadow video BIOS ROM
Display copyright notice
Display CPU type and speed
Initialize EISA board
Test keyboard
Set key click if enabled
Enable keyboard
Test for unexpected interrupts
Display prompt "Press F2 to enter SETUP"
Test RAM between 512KB and 640KB
Test extended memory
Test extended memory address lines
Jump to UserPatch1
Configure advanced cache registers
Enable external and CPU caches
Display external cache size
Display shadow message
Display non-disposable segments
Display error messages
Check for configuration errors
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