Failure Predicted

Hi,
Can anyone help me with an answer to the following error when I start up my laptop.
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SMART FALIURE PREDICTED ON HARD DISK 0:
WARNING: IMMEDIATELY BACK-UP YOUR DATA AND REPLACE YOUR HARD DISK DRIVE. A FALIURE MAY BE IMMINENET

PRESS F1 TO CONTINUE
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When I press F1 windows 2000 will only load so far and then a get errors and it all locks up.

Hope someone can help.

thank you

Mike