Chapter 3 - BIOS POST
34
Beep Codes
Fatal errors, listed below, are communicated through a series of
audible beeps. All errors except Beep Code 8 are fatal. Fatal errors
halt the boot process. In most cases, displayed errors allow the
system to continue. AMIBIOS displayed errors are described on
page 35.
Beep
Code
Error message
Description
1 beep
Refresh Failure
The memory refresh circuitry on the
motherboard is faulty.
2 beeps
Parity Error
A parity error was detected in the
base memory (the first 64 KB block)
of memory.
3 beeps
Base 64 KB Memory
Failure
Memory failure in first 64 KB.
4 beeps
Timer Not Operational
A memory failure occurred within the
first 64 KB of memory. Or Timer 1 on
the motherboard is not functioning.
5 beeps
Processor error
The CPU (Central Processing Unit)
has generated an error.
6 beeps
8042 - Gate A20
Failure
Gate A20 on the keyboard controller
(8042) allows the CPU to operate in
protected mode. AMIBIOS is not
able to switch the CPU to protected
mode.
7 beeps
Processor Exception
Interrupt Error
The CPU generated an exception
interrupt.
8 beeps
Display Memory
Read/Write Error
The system video adapter is either
missing or its memory is faulty. This
is not a fatal error.
9 beeps
ROM Checksum Error
The ROM checksum does not match
the value encoded in AMIBIOS.
10 beeps
CMOS Shutdown
Register Read/Write
Error
The shutdown register for CMOS
RAM has failed.
11 beeps
Cache memory bad —
do not enable cache
The cache memory test failed.
Cache memory is disabled.
Содержание Baby Voyager 80486
Страница 1: ...American Megatrends Inc 80486 Voyager LC Motherboard User s Guide MAN 661 4 27 01 ...
Страница 14: ...Chapter 2 Installation 8 ...
Страница 15: ...Super Voyager LC Motherboard User s Guide Series 61 Motherboard Layout ...
Страница 19: ...Super Voyager LC Motherboard User s Guide ...
Страница 74: ...Appendix A Upgrading Cache Memory 68 Cache Diagram ...