ERROR 0200: Failure Fixed Disk 0 + Beeping noise

Buzzing or beeping often indicates stiction (heads stuck to platters) or a seized spindle motor.

Here is a video demonstration by a SalvationData trainer:
http://www.mediafire.com/download/cvo59tzl5lvvaeu/seagate_stuck_head.zip

Note that the procedure would normally be done in a cleanroom, and the person would be wearing gloves.