Computer cant start up


Mmm.. sorry, i need my answer quick, because i using my friend laptop, returning him soon.
My problem is..
1) Switch on computer, monitor light changes from Yellow to Orange.
2) There is a soft beeping sound when i switch on the computer
3) The fan is running as usual

I not sure what has happen..Because there is like nothing wrong with there.. Is there any methods to solve or test which part has spoil?
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CallandorConnect With a Mentor Commented:
Identify which BIOS you have and what is the beep pattern:

BIOS error codes:

Award BIOS beep codes
  Award uses the least of any of the BIOS manufactures just two codes, they prefer to display a message on the screen state the error. The only time you will get any beeps is if the video cards fails or a RAM problem.

  Beep Code Description
  1 Long, 2 Short A video error has occurred and the Bios cannot initialise the video screen to display any additional information.
  Any other beep(s) RAM Problem.

AMIBIOS Beep Codes

  1 short DRAM refresh failure
  2 short Parity circuit failure
  3 short Base 64K RAM failure
  4 short System timer failure
  5 short Process failure
  6 short Keyboard controller Gate A20 error
  7 short Virtual mode exception error
  8 short Display memory Read/Write test failure
  9 short ROM BIOS checksum failure
  10 short CMOS shutdown Read/Write error
  11 short Cache Memory error
  1 long, 3 short Conventional/Extended memory failure
  1 long, 8 short Display/Retrace test failed

Phoenix Bios
BEEPS          Error Description
none/1-1-2......CPU register test in progress
1-1-3...........CMOS write/read test failed
1-1-4...........ROM BIOS checksum bad
1-2-1...........Programmable interval timer failed
1-2-2...........DMA initialization failed
1-2-3...........DMA page register write/read bad
1-3-1...........RAM refresh Verification
none/1-3-2......Testing first 64K RAM
1-3-3...........First 64K RAM chip or data line fault, multi-bit
1-3-4...........First 64K RAM odd/even logic bad
1-4-1...........Address line bad, first 64K RAM
1-4-2...........Parity error detected in first 64K RAM
1-4-3...........EISA fail-safe timer test in progress
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