User's Manual

17
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Problem Possible Cause Solution
Battery not charging. Faulty power adapter or
battery
Try new power adapter, or
replace battery.
Poor print quality. Low battery Check and recharge battery.
Print head dirty Clean print head. Refer to
“Maintenance
” section of this
document.
Poor quality or “old” paper Verify paper from approved
source. Try new roll of
paper.
Paper not feeding. Obstruction in paper path, or
paper improperly installed
Check paper path and
reinstall paper (see “Quick
Start Instructions”).
Poor quality paper Verify paper from approved
source.
Paper Door not fully closed Verify door is closed.
Paper does not advance to
black mark reliably.
Dirty Black Mark/Paper
Sensor
Clean Sensor as described
in “Maintenance
” section of
this document.
Black Mark density/contrast Adjust Mark Sensitivity as
described in Device Settings
Menu .
Paper not feeding reliably or
print is compressed vertically
Poor quality paper Verify paper from approved
source.
Heavy or thick forms;
specialty paper with slick
finish
Lower the Max Paper Speed
as described in Device
Settings Menu .
Paper Door not fully closed Verify door is closed.
Print Garbled. Improper Serial Interface
configuration
Verify printer and host
settings match.
Printer will not print. Paper not loaded correctly Check paper path and
reinstall paper (see “Quick
Start Instructions”).
Cannot print via optional
interface.
Interface not configured
correctly
Print a self-test to verify
printer settings. Make sure
printer and host set ups
match.
D. Obtaining Service
If service is required for your printer, please contact the company where you purchased your printer.