Intel Beep Codes
High/Low beeps – Thermal Error:
* CPU thermal trip check that the processor heatsink/fan is properly installed.
* Check that the thermal interface material is sufficient and is spread evenly.
2 beeps – Parity Error:
* Then the BIOS can boot. No video detected. If using an add-in graphics card, reseat the card.
* Make sure a compatible processor is installed.
3 beeps – Base 64 K memory failure:
* Reseat the memory.
* Make sure that the contacts on the memory and the socket are clean.
* Try removing one bank of memory modules at a time. Note: Some systems might need to have a memory module in Bank 0.
* Try using RAM chips from the same manufacturer with the same part number and speed.
* Check for a faulty memory module by trying the memory in a known good system.
* Try known good memory in the system.
* Check the power supply and check for power fluctuations.
* Swap the motherboard.
You are getting 4 beeps indicating a timer not operational:
* Check for foreign objects such as screws that may ground the motherboard and make sure that screws that hold the motherboard are not too tight.
* Swap the motherboard.
You are getting 5 beeps indicating a processor error:
* Check for foreign objects such as screws that may ground the motherboard and make sure the screws that hold the motherboard are not too tight.
* Make sure the processor is seated properly.
* Swap the processor.
* Remove the motherboard and reinstall it.
* If the problem still persists, swap the motherboard.
You are getting 6 beeps indicating 8042 – gate A20 failure:
* Check for foreign objects such as screws that may ground the motherboard and make sure the screws that hold the motherboard are not too tight.
* Try reseating the keyboard controller chip (if possible).
* Swap the keyboard.
* Swap the processor.
You are getting 7 beeps indicating processor exception interrupt error:
* Make sure the processor is seated properly.
* Swap the processor.
* Swap the motherboard.
You are getting 8 beeps indicating display memory read/write failure:
* Make sure that you have a video card on your system.
* If possible, swap the memory on the video card.
* Swap the video card.
* Swap the motherboard.
You are getting 9 beeps indicating ROM checksum error:
* If possible, try reseating the System ROM BIOS chip.
* If possible, try reflashing the System ROM BIOS.
* Swap the motherboard.
You are getting 10 beeps indicating CMOS shutdown register read/write error:
* Swap the motherboard
You are getting 11 beeps indicating cache memory bad:
* Make sure the system is configured properly (CMOS Setup Program and jumpers on the motherboard) for the RAM cache.
* If possible, replace the RAM cache.
* Swap the processor
* Swap the motherboard