User manual

TPOS PRINTER SERIES Set-up Guide
Page 10 / 12
Reference: FDE-3107243 Issue A
8.2.2 Printer LED Diagnostic
Problem Possible Causes What to Do
Out of paper. Put in a new paper roll.
Cover is off. Put the cover on.
Knife is unable to home. Contact your authorized service
representative.
Print head is too hot.
LED, slow continuous
flashing
(1 flash / sec or more).
Voltages are out of range.
Turn the printer off (unplug).
Contact your authorized service
representative.
Flashing LED in
various combinations.
Fast continuous
flashing of LED:
Main Program CRC Test
Failure.
These indicate serious problems.
Contact your authorized service
representative.
Auto cutter: The cover is
opened and the cutter is
not in its normal position.
Turn the gear using a screwdriver until the
LED flashes slowly. Check that the mobile
blade is not interfering with the cover. Then
close the cover.
Manual cutter: (no mobile
blade)
You are in auto cutter
mode.
Open the cover and refer to the chapter "Set
knife option" to disable the knife.
If the problem continues, please contact your
authorized service representative.