Xerox QLS-8100XE Printer User Manual


 
QLS-8100 Xe 7-9
Printhead Replacement
After normal use or as a result of a failure, the printheads will eventually
need to be replaced.
Some symptoms of printhead failure include:
Significant reduction in printed image darkness that cannot be corrected
by using an increased print intensity.
Vertical line(s) of missing print running through the entire length of the
label.
A wide vertical area of missing print indicating physical wear to the
printhead or an electrical failure.
The following procedure explains how to remove and replace a printhead.
Caution: Printheads can be damaged by static electricity. Always use
standard anti-static procedures when replacing printheads.
1 While the printer is on, lift the printhead that will be changed. The
following message will display.
Press the SELECT button. The indicated print station will be disabled
and the following message will display.
2 Turn the printer off and unplug the AC power cord.
Head x Disabled
Head x up
SELECT to disable