iSys V8.5e Thermal Printer - Manual (Page 50)

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Plot has vertical white stripes
Figure 7-3 Plot with vertical white stripes
Possible causes: Lid is not securely closed
The printhead is dirty
Some printhead nibs are burnt out
Solutions:
1. Check that the media is installed correctly and the plotter lid is securely closed. The top of the lid should be
flush with the top of the side panels.
2. Clean the printhead as described in Chapter 6, page 6-3.
3. The thermal printhead has one or more burnt out nibs so it must be replaced. Contact your authorized service
center.