Genicom 3400e User Manual

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Chapter 3— Maintaining the Printer
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EasyCoder 3400e Bar Code Label Printer User’s Manual 
Cleaning the Label Sensors 
Three label sensors on the printer require regular cleaning: 
•  Label taken sensor 
•  Label mark sensor 
•  Label gap sensor 
To clean the label sensors 
Turn the On/Off switch to the off position and remove the power cord. 
Remove the media cover. 
Rotate the head lift lever clockwise to release the printhead. Rotating the 
head lift lever raises the printhead to allow access to the label mark 
sensor. 
Remove the media and ribbon (if necessary). 
Clean the label taken sensor with a cotton swab moistened with 
isopropyl alcohol. 
3XXXU.036
Label gap
sensor
Label mark
sensor
Label taken
sensor
Drive
roller
Cotton
swab
Cleaning
brush
Upper media
guide
(underside)
Lower 
media guide