Lexmark 4069-XXX manual Quality Background on

4069-XXX

erase lamp assembly installed. Check to make sure the correct level HVPS is installed. Go to “Printer Serial Label” on page 7-2to identify the printer service level.

	FRU	Action
1	Transfer Roll Assembly	Check the transfer roll for any signs
		of toner buildup, surface damage to
		the roll, oil or other contaminants on
		the surface of the roll. Replace the
		transfer roll as necessary.
2	Left Transfer Arm Assembly	Check the left transfer roll arm
		assembly to make sure it is fastened
		and locked in the down position. If
		the arm is not locked down, check to
		ensure the arm is not broken and will
		lock into the EP frame correctly.
		Check the left transfer arm assembly
		spring for proper operation.
3	Right Transfer Arm	Check the right transfer arm
	Assembly	assembly to make sure it is fastened
		and locked in the down position. If
		the arm is not locked down, check to
		make sure the arm is not broken and
		will lock into the EP frame correctly.
		Check the right transfer arm
		assembly spring for proper
		operation. For any background
		problems, check to ensure the
		contact to the HVPS board is correct
		and that there is approximately 0
		ohms resistance between the
		transfer roll shaft and the HVPS
		contact. If correct, go to “Print
		Quality - Background” on page 2-97.

2-108Service Manual