BIOS Beep Codes
AMI BIOS beep codes
Below are the AMI
BIOS Beep codes that can occur. However, because of the wide variety of
different computer manufacturers with this BIOS, the beep codes may vary.
Beep Code
|
Descriptions
|
1 short
|
DRAM refresh
failure
|
2 short
|
Parity
circuit failure
|
3 short
|
Base 64K RAM failure
|
4 short
|
System timer failure
|
5 short
|
Process failure
|
6 short
|
Keyboard controller Gate A20 error
|
7 short
|
Virtual mode exception error
|
8 short
|
Display memory Read/Write test failure
|
9 short
|
ROM BIOS checksum failure
|
10 short
|
CMOS shutdown Read/Write error
|
11 short
|
Cache Memory error
|
1 long, 3
short
|
Conventional/Extended memory failure
|
1 long, 8
short
|
Display/Retrace test failed
|
two-tone
siren
|
Low CPU Fan
speed, Voltage Level issue
|
Phoenix BIOS beep codes
Below are the
beep codes for Phoenix BIOS Q3.07 OR 4.X
Beep Code
|
Description and what to check
|
1-1-1-1
|
Unconfirmed
beep code. Reseat RAM chips or replace RAM chips as possible solution
|
1-1-1-3
|
Verify Real
Mode.
|
1-1-2-1
|
Get CPU Type.
|
1-1-2-3
|
Initialize
system hardware.
|
1-1-3-1
|
Initialize
chipset registers with initial POST values.
|
1-1-3-2
|
Set in POST
flag.
|
1-1-3-3
|
Initialize
CPU registers.
|
1-1-4-1
|
Initialize
cache to initial POST values.
|
1-1-4-3
|
Initialize
I/O.
|
1-2-1-1
|
Initialize
Power Management.
|
1-2-1-2
|
Load
alternate registers with initial POST values.
|
1-2-1-3
|
Jump to
UserPatch0.
|
1-2-2-1
|
Initialize
keyboard controller.
|
1-2-2-3
|
BIOS ROM
checksum.
|
1-2-3-1
|
8254 timer
initialization.
|
1-2-3-3
|
8237 DMA
controller initialization.
|
1-2-4-1
|
Reset
Programmable Interrupt Controller.
|
1-3-1-1
|
Test DRAM
refresh.
|
1-3-1-3
|
Test 8742
Keyboard Controller.
|
1-3-2-1
|
Set ES
segment to register to 4 GB.
|
1-3-3-1
|
28 Autosize
DRAM.
|
1-3-3-3
|
Clear 512K
base RAM.
|
1-3-4-1
|
Test 512 base
address lines.
|
1-3-4-3
|
Test 512K
base memory.
|
1-4-1-3
|
Test CPU
bus-clock frequency.
|
1-4-2-4
|
Reinitialize
the chipset.
|
1-4-3-1
|
Shadow system
BIOS ROM.
|
1-4-3-2
|
Reinitialize
the cache.
|
1-4-3-3
|
Autosize
cache.
|
1-4-4-1
|
Configure
advanced chipset registers.
|
1-4-4-2
|
Load
alternate registers with CMOS values.
|
2-1-1-1
|
Set Initial
CPU speed.
|
2-1-1-3
|
Initialize
interrupt vectors.
|
2-1-2-1
|
Initialize
BIOS interrupts.
|
2-1-2-3
|
Check ROM
copyright notice.
|
2-1-2-4
|
Initialize
manager for PCI Options ROMs.
|
2-1-3-1
|
Check video
configuration against CMOS.
|
2-1-3-2
|
Initialize
PCI bus and devices.
|
2-1-3-3
|
Initialize
all video adapters in system.
|
2-1-4-1
|
Shadow video
BIOS ROM.
|
2-1-4-3
|
Display
copyright notice.
|
2-2-1-1
|
Display CPU
Type and speed.
|
2-2-1-3
|
Test
keyboard.
|
2-2-2-1
|
Set key click
if enabled.
|
2-2-2-3
|
56 Enable
keyboard.
|
2-2-3-1
|
Test for
unexpected interrupts.
|
2-2-3-3
|
Display
prompt Press F2 to enter SETUP.
|
2-2-4-1
|
Test RAM
between 512 and 640k.
|
2-3-1-1
|
Test expanded
memory.
|
2-3-1-3
|
Test extended
memory address lines.
|
2-3-2-1
|
Jump to
UserPatch1.
|
2-3-2-3
|
Configure
advanced cache registers.
|
2-3-3-1
|
Enable
external and CPU caches.
|
2-3-3-3
|
Display
external cache size.
|
2-3-4-1
|
Display
shadow message.
|
2-3-4-3
|
Display
non-disposable segments.
|
2-4-1-1
|
Display error
messages.
|
2-4-1-3
|
Check for
configuration errors.
|
2-4-2-1
|
Test
real-time clock.
|
2-4-2-3
|
Check for
keyboard errors
|
2-4-4-1
|
Set up
hardware interrupts vectors.
|
2-4-4-3
|
Test
coprocessor if present.
|
3-1-1-1
|
Disable
onboard I/O ports.
|
3-1-1-3
|
Detect and
install external RS232 ports.
|
3-1-2-1
|
Detect and
install external parallel ports.
|
3-1-2-3
|
Re-initialize
onboard I/O ports.
|
3-1-3-1
|
Initialize
BIOS Data Area.
|
3-1-3-3
|
Initialize
Extended BIOS Data Area.
|
3-1-4-1
|
Initialize
floppy controller.
|
3-2-1-1
|
Initialize
hard disk controller.
|
3-2-1-2
|
Initialize
local bus hard disk controller.
|
3-2-1-3
|
Jump to
UserPatch2.
|
3-2-2-1
|
Disable A20
address line.
|
3-2-2-3
|
Clear huge ES
segment register.
|
3-2-3-1
|
Search for
option ROMs.
|
3-2-3-3
|
Shadow option
ROMs.
|
3-2-4-1
|
Set up Power
Management.
|
3-2-4-3
|
Enable
hardware interrupts.
|
3-3-1-1
|
Set time of
day.
|
3-3-1-3
|
Check key
lock.
|
3-3-3-1
|
Erase F2
prompt.
|
3-3-3-3
|
Scan for F2
key stroke.
|
3-3-4-1
|
Enter SETUP.
|
3-3-4-3
|
Clear in POST
flag.
|
3-4-1-1
|
Check for
errors
|
3-4-1-3
|
POST done -
prepare to boot operating system.
|
3-4-2-1
|
One beep.
|
3-4-2-3
|
Check
password (optional).
|
3-4-3-1
|
Clear global
descriptor table.
|
3-4-4-1
|
Clear parity
checkers.
|
3-4-4-3
|
Clear screen
(optional).
|
3-4-4-4
|
Check virus
and backup reminders.
|
4-1-1-1
|
Try to boot
with INT 19.
|
4-2-1-1
|
Interrupt
handler error.
|
4-2-1-3
|
Unknown
interrupt error.
|
4-2-2-1
|
Pending
interrupt error.
|
4-2-2-3
|
Initialize
option ROM error.
|
4-2-3-1
|
Shutdown
error.
|
4-2-3-3
|
Extended
Block Move.
|
4-2-4-1
|
Shutdown 10
error.
|
4-3-1-3
|
Initialize
the chipset.
|
4-3-1-4
|
Initialize
refresh counter.
|
4-3-2-1
|
Check for
Forced Flash.
|
4-3-2-2
|
Check HW
status of ROM.
|
4-3-2-3
|
BIOS ROM is
OK.
|
4-3-2-4
|
Do a complete
RAM test.
|
4-3-3-1
|
Do OEM
initialization.
|
4-3-3-2
|
Initialize
interrupt controller.
|
4-3-3-3
|
Read in
bootstrap code.
|
4-3-3-4
|
Initialize
all vectors.
|
4-3-4-1
|
Boot the
Flash program.
|
4-3-4-2
|
Initialize
the boot device.
|
4-3-4-3
|
Boot code was
read OK.
|
two-tone
siren
|
Low CPU Fan speed, Voltage Level
issue
|
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