Lexmark 5021-0XX manual

5021-0XX

Step	Questions / actions	Yes	No
2	Replace engine controller	Problem solved.	Replace HVPS.
	board. See “Engine		See “High
	controller board removal”		voltage power
	on page 4-55. Does error		supply (HVPS)
	clear?
			removal” on
			page 4-59.

2-94Service Manual