GBC 640T operation manual Troubleshooting, Symptom Possible Cause Corrective Action

640t – Installation and Operating Instructions

Troubleshooting

Symptom	Possible Cause	Corrective Action
LCD does not illuminate on	Laminator not connected to electrical	Insert attachment plug into receptacle.
the control panel when the	supply.
ON/OFF switch is in the
ON position.	Circuit Breaker tripped.	Reset Circuit Breaker.
Rollers do not turn.	Infrared eyes blocked.	Unblock infrared eyes.
	Feed tray interlock latch not in place.	Slide interlock latch all the way to the left
		into the side frame.
Laminated items are	Tension between the top and bottom film	Adjust tension per “Film Tension” on page
curling.	roll is unequal.	6-10.
	Speed setting too slow.	Slightly speed up laminator.
Adhesive deposited on	Top and bottom film webs not aligned.	Align film webs per “Film Alignment” on
rollers.		page 6-10.
	Laminate improperly loaded.	Load film per “Loading Film” on page 6-2.
Unsatisfactory laminate	Insufficient roller pressure.	Adjust the roller pressure.
adhesion.
	Laminate improperly loaded.	Load film per procedure outlined per
		“Loading Film” on page 6-2.
	Rollers require cleaning.	Clean rollers per Cleaning the Rollers
		page 7-1.
	Laminated item unsuitable for adhesion.	Item may be dirty or may have non-
		porous surface that is extremely difficult
		to laminate.

Page 7-2