Samsung ML-3470 Series manual Troubleshooting checklist, Understanding display messages

Troubleshooting checklist

If the printer is not working properly, consult the following checklist. If the printer does not pass a step, follow the corresponding troubleshooting suggestions.

Condition		Suggested solutions
Make sure that the	•	If the Status LED is off, check the power
Status LED on the		cord connection. Check the power switch.
control panel lights		Check the power source by plugging the
green and Ready is		power cord into another outlet.
shown on the	•	If the Status LED lights red, check the
display.		display message. See page 9.6.
Print a demo page	•	If a demo page does not print, check the
		paper supply in the tray.
to verify that the
	•	If the paper jams in the printer, see
printer is feeding
		page 9.1.
paper correctly. See
	•	If an error message appears on the
page 2.5.
		display, see page 9.6.
Check the demo	If there is a print quality problem, see
page to see if it
	page 9.11.
printed correctly.
Print a short	•	If the page does not print, check the cable
document from a		connection between the printer and the
software application		computer.
to verify that the	•	Check the print queue or print spooler to
computer and		see if the printer has been paused.
printer are	•	Check the software application to ensure
connected and are		that you are using the proper printer driver
communicating		and communication port. If the page is
correctly.		interrupted during printing, see page 9.9.
	•	“Understanding display messages” on
		page 9.6.
If completing the	•	“Solving general printing problems” on
checklist does not		page 9.9.
resolve the printer	•	“Common Windows problems” on
problem, check the		page 9.13.
following	•	“Common Macintosh problems” on
troubleshooting		page 9.14.
sections.	•	“Common PostScript problems” on
		page 9.13.
	•	“Common Linux problems” on page 9.14.

Understanding display messages

Messages appear on the Smart Panel program window or the control panel display to indicate the printer’s status or errors. Refer to the tables below to understand the messages’ meaning and correct the problem if necessary. Messages and their meanings are listed in alphabetical order.

Note

When you call for service, it is very convenient to tell the service representative the display message.

Message	Meaning	Suggested solutions
Door Open	The front cover or	Close the cover until
	rear cover is not	it locks into place.
	securely latched.
Duplex Jam 0	Paper has jammed	Clear the jam. See
Check Inside	during duplex	page 9.4.
	printing.
Duplex Jam 1	Paper has jammed	Clear the jam. See
Open/Close Door	during duplex	page 9.5.
	printing.
Fuser	The fuser door is	Open the rear cover
Door Open	not securely latched.	and close the fuser
		door until it locks into
		place.
		For the location of
		the fuser door, see
		page 9.4.
	The network IP	Check the IP
IP Conflict	address you have	address and reset it if
	set is being used by	necessary. See
	someone else.	page 4.2.
Load Manually	The multi-purpose	Load a sheet of print
	tray is empty in	material and press
Press Stop Key
	manual feed mode.	Stop.
Low 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.
LSU Hsync 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.

9.6 <Troubleshooting>