Lexmark 5021-0XX manual Hvps connection service check

5021-0XX

918—HVPS connection service check

Step	Questions / actions	Yes	No
1	Turn printer off and remove	Go to step 2.	Properly connect
	engine controller board		cable. Retest
	shield. See “Engine		printer. If error
	controller board removal”		clears, problem
	on page 4-55for steps to		solved,
	remove shield. Is cable		otherwise go to
	properly connected to		step 2.
	engine controller board
	HVCN connector?
2	Turn printer off and remove	Replace HVPS.	Replace cable.
	items to expose HVPS.	See “High	Retest printer. If
	See “High voltage power	voltage power	error clears,
	supply (HVPS) removal”	supply (HVPS)	problem solved,
	on page 4-59for steps.	removal” on	otherwise turn
	Check for continuity and	page 4-59.	printer off and
	pin shorts of cable that	Retest printer. If	replace engine
	connects engine controller	error clears,	controller board.
	board HVCN and HVPS	problem solved,	See “Engine
	CN1. Is cable okay?	otherwise turn	controller
		printer off and	board removal”
		replace engine	on page 4-55.
		controller board.
		See “Engine
		controller
		board removal”
		on page 4-55.

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