BEEP ERRORS:

·         1 beep        :  Memory refresh on the motherboard is faulty (DRAM refresh failure)

·         2 beeps       :  Parity error in the base memory first 64K block in the system
                      (Parity circuit failure)

·         3 beeps       :  Memory failure in first 64K of memory (Base 64K RAM failure)

·         4 beeps       :  Timer #1 in the system fails to function (System time failure)

·         5 beeps       :  CPU on the system board generated error (Processor failure)

·         6 beeps       :  BIOS is not able to switch the CPU into protected mode
                      (Keyboard controller 8042-Gate  A20 error)

·         7 beeps       :  CPU on the motherboard has generated an interrupt failure
                      (Virtual mode-Processor  Exception error)

·         8 beeps       :  Video adapter is either missing or read/write error in its memory is
                       faulty (Display Read/Write  Test failure)

·         9 beeps       :  The ROM checksum value does not match the value encoded in the
                       BIOS (ROM-BIOS  checksum failure)

·         10 beeps     :  Shutdown register for CMOS memory read/write has failed
                      (CMOS Shutdown Register)

·         11 beeps     :  Cache error/external cache bad.

To be continued…….