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1.6 Troubleshooting the Printer
The printer is simple and generally trouble-free, but from time to time problems may
occur. Follow these procedures to determine the cause and resolution of any problems
the printer may be having. If the procedures in this section do not correct the problem,
contact a service representative.
Troubleshooting with LED
Error LED (Red)
Status LED (Green)
OFF
ON
ON
ON
MED BLINK
ON
SLOW BLINK
ON
FAST BLINK
ON
FAST BLINK
ON
FAST BLINK
ON
Table 2: Troubleshooting with LED
Printing Problems
Problem
Receipt does not come
out all the way.
Printer starts to print,
but stops while the
receipt is being printed.
Print is light or spotty.
Vertical column of print
is missing.
One side or portion of
ticket has not been
printed
Table 3: Troubleshooting Printing Problems
979000-0000R
August 2011
Condition
Printer Powered or Ready
Paper Out
Temperature Error
Voltage Error (Over 26.2 VDC)
Print Head Error
Missing Black Index Mark
Paper Jam
Possible Causes
Paper is jammed.
Paper is jammed.
Paper tickets loaded
incorrectly.
Thermal printhead is
dirty.
Change the paper stack to
make sure the thermal
coating is not the source. If
it does not solve the
problem, it could indicate a
problem with the printer
electronics.
Change the paper stack to
make sure the thermal
coating is not the source. If
it does not solve the
problem, it could indicate a
problem with the printer
electronics.
What to Do
Open the tray and
clear any jammed paper.
Open the tray and
clear any jammed paper.
Check that the paper is
loaded properly.
Use recommended
thermal receipt paper.
Clean printhead at
recommended intervals.
Contact your authorized
service representative.
Contact service
representative.
8
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