Sometimes our computer alarms when booting,it means some error occured.If we can understand the alarms we can know what is the wrong with the computer.There are some reasons for the bios alarm.


1 short beep:Memory refresh failed. Replace the memory.

2 short beeps:Memory ECC errors in testing. In the CMOS Setup Menu,set the memory on the ECC check option to Disabled.But the best way is to replace the memory.

4 short beeps:System clock error.

3 short beeps:System basic memory check failed. Replace the memory.

5 short beeps:CPU errors.

6 short beeps:Keyboard controller errors. Read more