s2600cp4 server board make loud noise for cpu fan. I am using other chasis. I have updated the FRUSDR but still fan make too much noise

s2600cp4 server board make loud noise for cpu fan. I am using other chasis. I have updated the FRUSDR but still fan make too much noise

I am using Intel Thermal Solution Cooling Fan for E5-2600 Processors BXSTS200C  heat sinker for the CPU. Please help.

Regards,

Amit Prasad Chowrasia