Tektronix 480X Problems and solutions, Troubleshooting Quick Reference, Symptom Cause Solution

Troubleshooting 6

Problems and solutions

Several problems are listed in the ÒTroubleshooting Quick ReferenceÓ table.

More detailed information follows the table.

Troubleshooting Quick Reference

Symptom	Cause	Solution
POWER indicator is not on	Power connector is loose or not	Insert power connector.
	connected.
	Power outlet is not active.	Turn on the power outlet.
	Power switch is set to off.	Set power switch to on.
COVER indicator is on	The cover is open.	Close the cover.
TRANSFER ROLL indicator	Transfer roll has run out.	Replace the transfer roll. See page 4-17.
is on
	Dust or foreign matter is sticking to the	Wipe off sensors with a lint-free cloth
	transfer roll sensors.	moistened with isopropyl alcohol. (Sensors
		are located on the inside top cover above
		the thermal head and in front of the idler.)
TRANSFER ROLL indicator	You have installed a short (A/A4)	Install the correct size transfer roll for the
is blinking	transfer roll and loaded long	media.
	(B/A3/WB) media.
MEDIA indicator is on	Paper tray is empty.	Load paper into the paper tray.
	Paper tray is not installed or is not	Install the paper tray correctly.
	correctly installed.
MEDIA indicator is blinking	Printer is waiting for a manual feed	Load a single sheet or cancel the manual
	(indicator blinks for 60 seconds).	feed command by pulling out the paper tray
		and pushing it in again.
ERROR indicator is on	Printer is cooling down after printing	Wait 5 minutes for the indicator to go out.
	a dense image (large areas of dye	If it does not go out, turn the printer off and
	coverage).
		back on again.
		If the indicator is still on after the power-up
		sequence, the printer requires service.
JAM indicator is on	Transfer roll jam.	Turn the green knob to rotate the rollers
		and free the jammed transfer roll; or, wind
		the endcaps to release the jammed transfer
		roll.
	The transfer roll or transfer roll tray is	Load the transfer roll and the transfer roll
	not installed.	tray.
	Transfer roll can’t wind because it	Replace the transfer roll.
	is torn.

User Manual 6-7