various problems. The delay between each beep is 300 ms, the delay between
each set of beeps is 3 seconds, and the beep sound lasts 300 ms. After each
beep and each set of beeps, the BIOS should detect if the user presses the
power button. If so, BIOS will jump out from looping and execute the normal
shutdown process and power system.
Code
Cause
Troubleshooting Steps System board failure, covers BIOS corruption or ROM
Code
Cause
Troubleshooting Steps
Code
Cause
Troubleshooting Steps System board Failure
Code
Cause
Troubleshooting Steps
Code
Cause
Troubleshooting Steps
Code
Cause
Troubleshooting Steps
Code
1
BIOS ROM checksum in progress of failure
error
3
Chipset Error (North and South Bridge Chipset, DMA/
IMR/ Timer Error) , Time-Of-Day Clock test failure ,
Gate A20 failure , Super I/O chip failure , Keyboard
controller test failure
4
RAM Read/Write failure
Memory failure
5
Real-time clock power fail
CMOS battery failure
6
Video BIOS test failure
Video card failure
2
No RAM detected
No memory detected
7
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