Samsung ML-3470 Series Message Meaning Suggested solutions LSU Motor Error, Main Motor, Locked

Message	Meaning	Suggested solutions
LSU Motor Error	A problem has	Unplug the power
Cycle Power	occurred in the LSU	cord and plug it back
	(Laser Scanning	inches. If the
	Unit).	problem persists,
		please call for
		service.
Main Motor	There is a problem	Open and then close
Locked	in the main motor.	the front cover.
Open Heat Error	There is a problem	Unplug the power
Cycle Power	in the fuser unit.	cord and plug it back
		in. If the problem
		persists, please call
		for service.
Over Heat Error	There is a problem	Unplug the power
Cycle Power	in the fuser unit.	cord and plug it back
		in. If the problem
		persists, please call
		for service.
Paper Jam 0	Paper has jammed	Clear the jam. See
Open/Close Door	in the feeding area	page 9.1 and
	of the tray.	page 9.1.
Paper Jam 1	Paper has jammed	Clear the jam. See
Open/Close Door	in the fuser area.	page 9.3.
Paper Jam 2	Paper has jammed	Clear the jam. See
Check Inside	in the paper exit	page 9.3.
	area.
	The printer is
Printing...	printing jobs using	Complete your
	the displayed	printing.
	language.
Ready	The printer is on-line	Use your printer.
	and ready to printer.
Self Diagnostic	The LSU(Laser	Please wait a few
LSU	Scanning Unit) in	minutes.
	your printer is
	checking some
	problems detected.
Self Diagnostic	The engine in your	Please wait a few
Temperature	printer is checking	minutes.
	some problems
	detected.
	The printer is on	When data is
Sleeping...		received, it switches
	power save mode.	to on-line
		automatically.

Message	Meaning	Suggested solutions
Tray 1	There is no paper in	Load paper in the
Paper Empty	the tray 1.	tray 1. See page 5.5.
Tray 2	There is no paper in	Load paper in the
Paper Empty	the optional tray 2.	optional tray 2. See
		page 5.5.

9.7 <Troubleshooting>