TDP43HET, TDP43HET/E,
TDP46HET,TDP46HET/E
B20733-02 Page 36 of 39 08-2022
• If there is no peeler module in front of the
printer, please switch off the printer and
install it.
• Check if the connector is plugging
correctly.
Can’t Download File to
Memory
(FLASH/DRAM/CARD)
• The space of memory
is full.
• Delete unused files in the memory.
MicroSD Card is Unable
to Use
• MicroSD card is
damaged.
• MicroSD card
doesn’t insert
correctly.
• Use the non-
approved SD card
manufacturer.
• Use the supported capacity MicroSD
card.
• Insert the MicroSD card again.
• The supported MicroSD card spec and the
approved MicroSD card manufacturers.
• Ribbon and media are
loaded incorrectly.
• Dust or adhesive
accumulation on the
print head.
• Print density is not
set properly.
• Printhead element is
damaged.
• Ribbon and media are
incompatible.
• The printhead
pressure is not set
properly.
• Reload the supply.
• Clean the printhead.
• Clean the platen roller.
• Adjust the print density and print speed.
• Run printer self-test and check the
printhead test pattern if there is a dot
missing in the pattern.
• Change proper ribbon or proper label
media.
• Adjust the printhead pressure adjustment
knob.
• The release lever does not latch the
printhead properly.
Missing Printing on the
Left or Right Side of
Label
• Wrong label size
setup.
• Set the correct label size.
Gray Line on the Blank
Label
• The printhead is
dirty.
• The platen roller is
dirty.
• Clean the print head.
• Clean the platen roller.
• The printer is in Hex
Dump mode.
• The RS-232 setting is
incorrect.
• Turn off and on the printer to skip the
dump mode.
• Re-set the RS-232 setting.
Label Feeding is Not
Stable (Skew) When
Printing
• The media guide does
not touch the edge of
the media.
• If the label is moving to the right side,
please move the label guide to the left.
• If the label is moving to the left side,
please move the label guide to the right.
Skip Labels When
Printing
• Labe size is not
specified properly.
• Sensor sensitivity is
not set properly.
• The media sensor is
covered with dust.
• Check if label size is setup correctly.
• Calibrate the sensor by Auto Gap or
Manual Gap options.
• Clear the GAP/Black mark sensor by
blower.