Table 34: Port-80h Codes and Beep Codes (Continued)

Port-80

Beep

Error Descriptions

Codes

Codes

 

2C

1-3-4-1

RAM failure on address line xxxx*

 

 

 

2E

1-3-4-3

RAM failure on data bits xxxx* of low byte of memory bus

 

 

 

30

1-4-1-1

RAM failure on data bits xxxx* of high byte of memory bus

 

 

 

32

 

Test processor bus-clock frequency

 

 

 

34

 

Test CMOS

 

 

 

35

 

RAM Initialize alternate chipset registers

 

 

 

36

 

Warm start shut down

 

 

 

37

 

Reinitialize the chipset (MB only)

 

 

 

38

 

Shadow system BIOS ROM

 

 

 

39

 

Reinitialize the cache (MB only)

 

 

 

3A

 

Autosize cache

 

 

 

3C

 

Configure advanced chipset registers

 

 

 

3D

 

Load alternate registers with CMOS values new

 

 

 

40

 

Set Initial processor speed new

 

 

 

42

 

Initialize interrupt vectors

 

 

 

44

 

Initialize BIOS interrupts

 

 

 

46

2-1-2-3

Check ROM copyright notice

 

 

 

47

 

Initialize manager for PCI Option ROMs

 

 

 

48

 

Check video configuration against CMOS

 

 

 

49

 

Initialize PCI bus and devices

 

 

 

4A

 

Initialize all video adapters in system

 

 

 

4B

 

Display QuietBoot screen

 

 

 

4C

 

Shadow video BIOS ROM

 

 

 

4E

 

Display copyright notice

 

 

 

50

 

Display processor type and speed

 

 

 

51

 

Initialize EISA board

 

 

 

52

 

Test keyboard

 

 

 

54

 

Set key click if enabled

 

 

 

56

 

Enable keyboard

 

 

 

58

2-2-3-1

Test for unexpected interrupts

 

 

 

5A

 

Display prompt “Press F2 to enter SETUP”

 

 

 

5C

 

Test RAM between 512 and 640k

 

 

 

60

 

Test extended memory

 

 

 

62

 

Test extended memory address lines

 

 

 

64

 

Jump to UserPatch1

 

 

 

66

 

Configure advanced cache registers

 

 

 

68

 

Enable external and processor caches

 

 

 

6A

 

Display external cache size

 

 

 

6C

 

Display shadow message

 

 

 

6E

 

Display non-disposable segments

 

 

 

Error and Informational Messages 171