BIOS beeps problems and reasons
hi allUsing the BIOS beeps that are emitted when you turn on the computer, you can find out some errors in the system
in this thread we will show BIOS beeps problems and reasons for all models and reasons
please follow with us
1.IBM BIOS
Beep sequenceError description
1 rootSuccessful POST
1 beep and blank screenFaulty video system
2 polesFaulty video system
3 longxFaulty motherboard (faulty keyboard controller), missing RAM
1 long, 1 shortFaulty motherboard
1 long, 2 shortsFaulty video system (Mono/CGA)
1 long, 3 shortsFaulty video system (EGA/VGA)
Repetitive shortFaults are related to the power supply or motherboard
continuousProblems with the power supply or motherboard
NoFaulty power supply, motherboard, or speaker
2 Award BIOS
Beep sequenceError description
1 rootSuccessful POST
2 polesMinor errors found.
A prompt appears on the screen of the monitor to enter the CMOS Setup Utility program and correct the situation.
Check the reliability of the cables in the connectors of the hard drive and the motherboard
3 longxKeyboard controller error
1 short, 1 longRandom access memory (RAM) error
1 long, 2 shortsVideo errors
1 long, 3 shortsKeyboard error
1 long, 9 shortsError while reading from RAM
Repetitive short- Problems with the power supply;
- Problems with RAM
Repeating long.RAM problems
Repeating high-low frequencyProblems with CPU
ContinuousProblems with the power supply
3. AMI BIOS
Beep sequenceError description
1 rootError not detected, OK OK
2 polesRAM parity error or you forgot to turn off the scanner or printer
3 polesError in the first 64 KB RAM
4 polesSystem timer malfunction. Replace the motherboard.
5 chorusesProblems with the processor
6 polesKeyboard controller initialization error
7 hipsProblems with the motherboard
8 holesVideo memory error
9 chorusesBIOS checksum is incorrect
10 holesWrite error in CMOS
11 chorusesError in the cache located on the motherboard
1 long, 1 shortProblems with the power supply
1 long, 2 shortsVideo errors (Mono-CGA)
1 long, 3 shortsVideo errors (EGA-VGA)
1 long, 4 hipsMissing video cards
1 long, 8 loopsProblems with video card or monitor not connected
3 longxRAM - read/write test completed with an error.
Reinstall memory or replace with correct module
Missing and blank screenFaulty processor. The processor leg may be bent (broken).
Check the process.
continuous beepPower supply failure or computer overheating
4.AST BIOS
Beep sequenceError description
1 rootError while checking processor registers. Processor malfunction
2 polesKeyboard controller buffer error. Keyboard controller malfunction
3 polesKeyboard controller reset error. Malfunction of the keyboard controller or system board
4 polesKeyboard communication error
5 chorusesKeyboard input error
6 polesSystem board error
9 chorusesBIOS RAM checksum mismatch. Faulty BIOS memory chip
10 holesSystem timer error. The system timer microchip is faulty
11 chorusesMistakes in system logic (chipset)
12 holesPower management register error in non-volatile memory
1 longDMA controller error 0. Faulty microchip DMA controller channel 0
1 long, 1 shortDMA controller 1 error. DMA controller chip for channel 1 is defective
1 long, 2 shortsError canceling the reverse motion of the frame scan. The video adapter may be defective
1 long, 3 shortsError in video memory. The memory of the video adapter is defective
1 long, 4 hipsVideo adapter error. Faulty video adapter
1 long, 5 shortsMemory error 64K
1 long, 6 hipsWe were unable to load the interrupt vectors. BIOS could not load interrupt vectors into memory
1 long, 7 loopsFailed to initialize the video subsystem
1 long, 8 loopsVideo memory error
5. Phoenix BIOS
Beep sequenceError description
1-1-2Error while testing the processor. Processor is defective. Replace Processor
1-1-3Error writing / reading data to / from CMOS memory
1-1-4An error was detected while calculating the checksum of the BIOS content
1-2-1Motherboard initialization error
1-2-2 or 1-2-3DMA controller initialization error
1-3-1Error initializing the RAM regeneration scheme
1-3-3 or 1-3-4Error initializing the first 64 Kbytes of RAM
1-4-1Motherboard initialization error
1-4-2Error initializing the RAM
1-4-3Error initializing the system timer
1-4-4Write/read error to/from one of the I/O ports
2-1-1An error was detected while reading/writing the 0th bit (in hexadecimal representation) of the first 64 Kbytes of RAM
2-1-2An error was detected while reading / writing the 1st bit (in hexadecimal notation) of the first 64 KB of RAM
2-1-3An error was detected while reading/writing the 2nd bit (in hexadecimal notation) of the first 64 Kbytes of RAM
2-1-4An error was detected while reading/writing the 3rd bit (in hexadecimal representation) of the first 64 Kbytes of RAM
2-2-1An error was detected while reading/writing the 4th bit (in hexadecimal representation) of the first 64 Kbytes of RAM
2-2-2An error was detected while reading/writing the 5th bit (in hexadecimal notation) of the first 64 Kbytes of RAM
2-2-3An error was detected while reading/writing the 6th bit (in hexadecimal notation) of the first 64 Kbytes of RAM
2-2-4An error was detected while reading/writing the 7th bit (in hexadecimal representation) of the first 64 Kbytes of RAM
2-3-1An error was detected while reading/writing the 8th bit (in hexadecimal representation) of the first 64 Kbytes of RAM
2-3-2An error was detected while reading/writing the 9th bit (in hexadecimal representation) of the first 64 Kbytes of RAM
2-3-3An error was detected while reading/writing the 10th bit (in hexadecimal representation) of the first 64 Kbytes of RAM
2-3-4An error was detected while reading/writing the 11th bit (in hexadecimal notation) of the first 64 Kbytes of RAM
2-4-1An error was detected while reading/writing the 12th bit (in hexadecimal representation) of the first 64 Kbytes of RAM
2-4-2An error was detected while reading/writing the 13th bit (in hexadecimal notation) of the first 64 Kbytes of RAM
2-4-3An error was detected while reading/writing the 14th bit (in hexadecimal notation) of the first 64 Kbytes of RAM
2-4-4An error was detected while reading/writing the 15th bit (in hexadecimal notation) of the first 64 Kbytes of RAM
3-1-1Error initializing the second DMA channel
3-1-2 or 3-1-4Error initializing the first DMA channel
3-2-4Keyboard controller initialization error
3-3-4Video memory initialization error
3-4-1There were serious problems when trying to handle the monitor
3-4-2Cannot initialize video card BIOS
4-2-1Error initializing the system timer
4-2-2Testing completed
4-2-3Keyboard controller initialization error
4-2-4Critical error when switching the central processor to protected mode
4-3-1Error initializing the RAM
4-3-2Error initializing the first timer
4-3-3Error initializing the second timer
4-4-1Error initializing one of the serial ports
4-4-2Parallel port initialization error
4-4-3Error initializing the math coprocessor
Long, continuous beepsFaulty motherboard
Siren sounds from high to low frequencyFaulty video card, check electrical capacities for leaks, or replace all with new ones that are known to be good
continuous signalCPU not connected (faulty)
6. Compaq BIOS
SoundsDescription
1 rootNo error. Hopmalnaya system load
1 long + 1 shortCMOS BIOS memory checksum error. It is possible that the aĸĸymylator ROM has sat down
2 polesGlobal error
1 long + 2 hipsVideo card initialization error. Check that the video card is installed correctly
7 beeps (1 long, 1 s, 1?, 1 short, pause, 1 long, 1 short, 1 short)Malfunction of the AGP video card. Check if the setting is correct
1 long standingRAM error, try rebooting
1 short + 2 longRAM failure. Reboot via Reset
7. DELL BIOS
Beep sequenceError description
1-2Video card not connected
1-2-2-3BIOS RAM checksum error
1-3-1-1DRAM update error
1-3-1-3Keyboard error 8742
1-3-3-1Faulty memory
1-3-4-1RAM error on line xxx
1-3-4-3RAM error on low bit
1-4-1-1 testRAM error on high bit
8.Quadtel BIOS
Beep sequenceError description
1 short signalError not detected, OK OK
2 short signalsCMOS RAM is damaged. Replace IC if possible
1 long, 2 short beepsVideo adapter error. Faulty video adapter. Install the video adapter or replace the adapter if possible
1 long, 3 short beepsOne or more of the peripheral controllers is defective. Replace controllers and retest
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