Lexmark Printer, J110 Carrier. See Carrier/Cable, Retainer Removal on, Removal on page 4-48 . If

4085-001

Error	Symptom	Action
934	Black Printhead -	Check the carrier/
	Color Printheads -	printhead contacts. Try
	Both Printheads -	replacing both printheads
	TSR measurement indicates a	before replacing carrier.
	cracked / open TSR or open	Check the carrier cable. If
	connection. The debug data	cable is OK, replace
	identifies the TSR that is open.	carrier. See “Carrier/Cable
		Retainer Removal” on
		page 4-48 . If problem
		remains, replace engine
		board. See “Engine Board
		/Cover Removal” on
		page 4-14 .
935	Black Printhead -	Try replacing the
	Color Printheads -	printheads before
	Both Printheads -	replacing carrier. Check
	Failure measuring a TSR value.	the carrier cable. If cable is
	The debug data identifies the	OK, replace carrier. See
	TSR being measured and the	“Carrier/Cable Retainer
	type of failure: value too low, or	Removal” on page 4-48 . If
	value too high.	problem remains, replace
		engine board. See
		“Engine Board /Cover
		Removal” on page 4-14 .
936	Service Printhead System -	Try replacing the
	Failure zeroing the TSR	printheads before
	measurement system.	replacing carrier. Check
		the carrier cable. If cable is
		OK, replace carrier. See
		“Carrier/Cable Retainer
		Removal” on page 4-48 . If
		problem remains, replace
		engine board. See
		“Engine Board /Cover
		Removal” on page 4-14 .
938	Printhead Thermal System error	Check the printhead
		contacts. Overheated.
		Replace printhead. See
		“Change Printheads” on
		page 3-4 . If problem
		remains, replace carrier
		assembly.

Diagnostic Information 2-7