System not booting up.

Dear Friends,

For checking one Power supply , the power supply was put in to my PC DELL .After powering on ,unfortunately, the PC is not booting. The Display displays just as below and does not move further even after half an hour waiting.


'one 3.88 ghz processor , bus speed 1333 MHz, L2 cache 6MB, system memory size :4.8GB, system memory speed: 888 MhZ

Diskette Drive 0 seek failure

Broadcam Ntextreme Ethernet Boot agent V10.75
Copy right 2006-2--7
Broadcom company


Can any one tell me what to do further.

using F11, F10 other helps is not helping. ( Setp ,Utility oprtions