IPU Error 161-165 richo

161	IPU Error
	The self-diagnostic test detected an error at the IPU at power on, or after the machine returned from energy save mode.	• Harness between SBU and IPU loose or broken • IPU defective • SBU defective
165	Copy Data Security Unit error
	An error occurred when the machine attempted to recognize the Copy Data Security Unit board.	• Check installation of Copy Data Security (CDS) Unit • CDS unit not correct type for the machine • CDS unit defective