plug HWIC-1FE on 1941 router running

Question:

Please I want WS-C3560X-24T-L Price to know if I can plug a HWIC-1F on a cisco 1941 router without shut it down?

Thank you a lot in advance

Answer:

Power must be removed from the system while installing cards.

For Further please read cisco WS-C3560X-24T-L documentation.

http://www.cisco.com/en/US/docs/routers/access/interfaces/ic/hardware/installation/guide/inst_ic.html#wp1037332