Primera Technology LX900 Troubleshooting and Maintenance, Solving Print Alignment Problems

TOC INDEX

Section 5: Troubleshooting and Maintenance

A. SOLVING PRINT ALIGNMENT PROBLEMS

Image is Vertically Offset

The LX900 decides where to start printing by detecting the start of die-cut label, detecting a black mark on the back or detecting a thru-hole that corresponds to the start of the label.

The following items can cause the label sensor to improperly detect the start of a label:

1.Top of Form (TOF). TOF stands for Top of Form and this setting allows you to fine tune the alignment of your printing on your label stock. This will be factory calibrated. If fine tuning is needed, increase this setting to move the image down on the label; decrease this setting to move the image up on the label. The unit of measure is 0.1mm. This setting is found on the Alignment Tab of the PTStatus Monitor.

2.Nonstandard / Non-translucent Backing Material. Test the unit with the label sample material that came with the unit. If it prints correctly, your label stock may not be compatible. The label sensor needs to see the difference between a label and a backing material by seeing through the label stock for light variations. If it can not see through the label, problems will arise. If you must use this type of

40Troubleshooting and Maintenance