| Beeps
|
| Error Message
|
| Description
|
|
| 1 long
|
| Normal boot
|
| System is booting normally
|
|
| 2 long
|
| Video adapter failure
|
| Either the video adapter is faulty, not seated properly or is missing
|
|
| 1 long, 1 short, 1 long
|
| Keyboard controller error
|
| Either the keyboard controller IC is faulty or the system board circuitry is faulty
|
|
| 1 long, 2 short, 1 long
|
| Keyboard error
|
| Either the keyboard controller is faulty or the system board circuitry is faulty
|
|
| 1 long, 3 short, 1 long
|
| PIC 0 error
|
| The programmable interrupt controller IC is faulty
|
|
| 1 long 4 short, 1 long
|
| PIC 1 error
|
| The programmable interrupt controller IC is faulty
|
|
| 1 long, 5 short, 1 long
|
| DMA page register error
|
| The DMA controller IC 1 or 2 is faulty or the system board circuitry is faulty
|
|
| 1 long, 6 short, 1 long
|
| RAM refresh error
|
|
|
|
| 1 long, 7 short, 1 long
|
| RAM data error
|
|
|
|
| 1 long, 8 short, 1 long
|
| RAM parity error
|
|
|
|
| 1 long, 9 short, 1 long
|
| DMA controller 1 error
|
| The DMA controller for channel 0 is faulty or the system board circuitry is faulty
|
|
| 1 long, 10 short, 1 long
|
| CMOS RAM error
|
| Either the CMOS RAM is faulty. Replace the CMOS
|
|
| 1 long, 11 short, 1 long
|
| DMA controller 2 error
|
| The DMA controller for channel 1 is faulty or the system board circuitry is faulty
|
|
| 1 long, 12 short, 1 long
|
| CMOS RAM battery error
|
| The CMOS RAM battery is faulty or the CMOS RAM is bad. Replace the battery if possible
|
|
| 1 long, 13 short, 1 long
|
| CMOS checksum error
|
| The CMOS RAM is faulty
|
|
| 1 long 14 short, 1 long
|
| BIOS ROM checksum failure
|
| The BIOS ROM checksum is faulty. Replace the BIOS or upgrade
|
|
The beep codes are represented in the number of beeps. E.g. 1-1-2 would mean 1 beep, a pause, 1 beep, a pause, and 2 beeps.
Beeps
|
Error Message
|
Description
|
1-1-2
|
CPU test failure
|
The CPU is faulty. Replace the CPU
|
Low 1-1-2
|
System board select failure
|
The motherboard is having an undetermined fault. Replace the motherboard
|
1-1-3
|
CMOS read/write error
|
The real time clock/CMOS is faulty. Replace the CMOS if possible
|
Low 1-1-3
|
Extended CMOS RAM failure
|
The extended portion of the CMOS RAM has failed. Replace the CMOS if possible
|
1-1-4
|
BIOS ROM checksum error
|
The BIOS ROM has failed. Replace the BIOS or upgrade if possible
|
1-2-1
|
PIT failure
|
The programmable interrupt timer has failed. Replace if possible
|
1-2-2
|
DMA failure
|
The DMA controller has failed. Replace the IC if possible
|
1-2-3
|
DMA read/write failure
|
The DMA controller has failed. Replace the IC if possible
|
1-3-1
|
RAM refresh failure
|
The RAM refresh controller has failed
|
1-3-2
|
64KB RAM failure
|
The test of the first 64KB RAM has failed to start
|
1-3-3
|
First 64KB RAM failure
|
The first RAM IC has failed. Replace the IC if possible
|
1-3-4
|
First 64KB logic failure
|
The first RAM control logic has failed
|
1-4-1
|
Address line failure
|
The address line to the first 64KB RAM has failed
|
1-4-2
|
Parity RAM failure
|
The first RAM IC has failed. Replace if possible
|
1-4-3
|
EISA fail-safe timer test
|
Replace the motherboard
|
1-4-4
|
EISA NMI port 462 test
|
Replace the motherboard
|
2-1-1
|
64KB RAM failure
|
Bit 0; This data bit on the first RAM IC has failed. Replace the IC if possible
|
2-1-2
|
64KB RAM failure
|
Bit 1; This data bit on the first RAM IC has failed. Replace the IC if possible
|
2-1-3
|
64KB RAM failure
|
Bit 2; This data bit on the first RAM IC has failed. Replace the IC if possible
|
2-1-4
|
64KB RAM failure
|
Bit 3; This data bit on the first RAM IC has failed. Replace the IC if possible
|
2-2-1
|
64KB RAM failure
|
Bit 4; This data bit on the first RAM IC has failed. Replace the IC if possible
|
2-2-2
|
64KB RAM failure
|
Bit 5; This data bit on the first RAM IC has failed. Replace the IC if possible
|
2-2-3
|
64KB RAM failure
|
Bit 6; This data bit on the first RAM IC has failed. Replace the IC if possible
|
2-2-4
|
64KB RAM failure
|
Bit 7; This data bit on the first RAM IC has failed. Replace the IC if possible
|
2-3-1
|
64KB RAM failure
|
Bit 8; This data bit on the first RAM IC has failed. Replace the IC if possible
|
2-3-2
|
64KB RAM failure
|
Bit 9; This data bit on the first RAM IC has failed. Replace the IC if possible
|
2-3-3
|
64KB RAM failure
|
Bit 10; This data bit on the first RAM IC has failed. Replace the IC if possible
|
2-3-4
|
64KB RAM failure
|
Bit 11; This data bit on the first RAM IC has failed. Replace the IC if possible
|
2-4-1
|
64KB RAM failure
|
Bit 12; This data bit on the first RAM IC has failed. Replace the IC if possible
|
2-4-2
|
64KB RAM failure
|
Bit 13; This data bit on the first RAM IC has failed. Replace the IC if possible
|
2-4-3
|
64KB RAM failure
|
Bit 14; This data bit on the first RAM IC has failed. Replace the IC if possible
|
2-4-4
|
64KB RAM failure
|
Bit 15; This data bit on the first RAM IC has failed. Replace the IC if possible
|
3-1-1
|
Slave DMA register failure
|
The DMA controller has failed. Replace the controller if possible
|
3-1-2
|
Master DMA register failure
|
The DMA controller had failed. Replace the controller if possible
|
3-1-3
|
Master interrupt mask register failure
|
The interrupt controller IC has failed
|
3-1-4
|
Slave interrupt mask register failure
|
The interrupt controller IC has failed
|
3-2-2
|
Interrupt vector error
|
The BIOS was unable to load the interrupt vectors into memory. Replace the motherboard
|
3-2-3
|
Reserved
|
|
3-2-4
|
Keyboard controller failure
|
The keyboard controller has failed. Replace the IC if possible
|
3-3-1
|
CMOS RAM power bad
|
Replace the CMOS battery or CMOS RAM if possible
|
3-3-2
|
CMOS configuration error
|
The CMOS configuration has failed. Restore the configuration or replace the battery if possible
|
3-3-3
|
Reserved
|
|
3-3-4
|
Video memory failure
|
There is a problem with the video memory. Replace the video adapter if possible
|
3-4-1
|
Video initialization failure
|
There is a problem with the video adapter. Reseat the adapter or replace the adapter if possible
|
4-2-1
|
Timer failure
|
The system's timer IC has failed. Replace the IC if possible
|
4-2-2
|
Shutdown failure
|
The CMOS has failed. Replace the CMOS IC if possible
|
4-2-3
|
Gate A20 failure
|
The keyboard controller has failed. Replace the IC if possible
|
4-2-4
|
Unexpected interrupt in protected mode
|
This is a CPU problem. Replace the CPU and retest
|
4-3-1
|
RAM test failure
|
System RAM addressing circuitry is faulty. Replace the motherboard
|
4-3-3
|
Interval timer channel 2 failure
|
The system timer IC has failed. Replace the IC if possible
|
4-3-4
|
Time of day clock failure
|
The real time clock/CMOS has failed. Replace the CMOS if possible
|
4-4-1
|
Serial port failure
|
A error has occurred in the serial port circuitry
|
4-4-2
|
Parallel port failure
|
A error has occurred in the parallel port circuitry
|
4-4-3
|
Math coprocessor failure
|
The math coprocessor has failed. If possible, replace the MPU
|
Beeps
|
Description
|
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 values
|
1-1-3-2
|
Set in POST flag
|
1-1-3-3
|
Initialize CPU registers
|
1-1-4-1
|
Initialize cache to initial values
|
1-1-4-3
|
Initialize I/O
|
1-2-1-1
|
Initialize power management
|
1-2-1-2
|
Load alternative registers with initial POST values
|
1-2-1-3
|
Jump to UserPatch0
|
1-2-2-1
|
Initialize timer initialization
|
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 register to 4GB
|
1-3-3-1
|
Autosize DRAM
|
1-3-3-3
|
Clear 512K base memory
|
1-3-4-1
|
Test 512K base address lines
|
1-3-4-3
|
Test 51K base memory
|
1-4-1-3
|
Test CPU bus-clock frequency
|
1-4-2-1
|
CMOS RAM read/write failure (this commonly indicates a problem on the ISA bus such as a card not seated)
|
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 the 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
|
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 512K 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
|
Enable external and CPU caches
|
2-3-2-3
|
Configure advanced cache registers
|
2-3-3-1
|
Enable external and CPU caches
|
2-3-3-2
|
Initialize SMI handler
|
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
|
Setup hardware interrupt 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
|
Reinitialize 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
|
Setup 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 keystroke
|
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
|
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
|
4-2-4-3
|
Keyboard Controller failure (most likely problem is with RAM or cache unless no video is present)
|
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
|
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
|
4-3-4-2
|
Initialize the boot device
|
4-3-4-3
|
Boot code was read OK
|
