SATO GT424 Troubleshooting Guide, What to check, Remedy, Symptom Paper is fed but not printed

Section 6: Troubleshooting

6.7 TROUBLESHOOTING GUIDE

Symptom: The display remains blank when the power switch is pressed.

No.	What to check	Remedy
1	Has the power cable been inserted	Insert the power cable securely into the outlet.
	into the power outlet securely?
2	Is the power cable damaged?	Inspect the power cable for signs of damage.
		If possible, try using another printer power cable.
		Purchase a new power cable specifically
		designed for this printer, from the sales outlet or
		dealer where you bought the printer from. Never use
		any other power cable but the power cable specifically
		designed for this printer.
3	Is electricity coming to the power outlet	Connect another electrical appliance to the power outlet
	feeding the printer?	to check for power. If there is a problem with the main
		power, check if electricity is coming to the building. Also
		check if power failure has occurred.
4	Has the power fuse of the building	Replace the power fuse and reset the circuit breaker.
	blown, or has the circuit breaker been
	tripped?

Do notCautionoperate the power switch or handle the power cable with a wet hand. You may suffer electric shocks as a result.

Symptom: Paper is fed but not printed

No.	What to check	Remedy
1	Is the printer head dirty, or is there any	If the printer head is dirty, wipe off the
	label stuck to the printer head?	dirt with the supplied cleaning set. If
		a label is stuck to the printer head,
		take it away. * Do not use metallic
		object to remove it (the printer head
		may be damaged). If glue of the label
		is stuck to the printer head, wipe it off
		with the supplied cleaning set.
2	Are you using genuine SATO paper	Be sure to use genuine paper and carbon ribbon
	and carbon ribbons for the printer?	specifically designed for the printer.
3	Is the paper sensor dirty?	If the paper sensor is dirty, wipe off the dirt with
		the supplied cleaning set. See Section 4: Cleaning
		and Maintenance.
4	Is the carbon ribbon wound	If the knob of the ribbon-winding unit is not set to
	correctly?	its original position, remove the carbon ribbon
		already wound, and return the knob to its original
		position.
5	Is the data/signal sent from the	Turn on the power switch again.
	computer correct?	If the message still appears, check the software
		on the computer or the configuration for
		connections.

Pull outCautionthe power cable before cleaning the printer.

GT Series Operator’s Manual Page 6-11