Rev. A
Repair 5-3
EU-T532/T542 Technical Manual
Confidential
PAPER OUT LED
is flashing.
Self test standby
state
Self test is in the
standby state
A
Check if the self test
printing is completed.
Press paper feeding
SW on the control
circuit board to
complete the self
test when not
completed.
ERROR LED is
flashing.
(For the LED
flashing
patterns, see
“Error LED” on
page 3-12.)
Print head high
temperature
error
The head
temperature has
reached at 70
°
C or
more.
A
−
−
(When the head is
cooled down to
60
°
C or less, the unit
will recover
automatically.)
ERROR LED is
flashing
(For the LED
flashing
patterns, see
“Error LED” on
page 3-12.)
Platen open error
The platen is open.
A
Check if the platen is
not open.
Close the platen
when it is open.
Platen open is
not detected.
The platen open
detector is
damaged.
B
Check the platen open
detector function with
an oscilloscope.
Replace the
detector if it is
damaged.
Autocutter error
(1)Paper chips or
foreign matter is
inside the
autocutter and
has locked it.
B
Check whether paper
chips or foreign matter
is jammed inside the
autocutter.
After turning off the
power, remove
paper chips or
foreign matter; then
turn on the power.
(2)The internal
function of the
autocutter is
damaged.
B
Check the power
supply voltage.
Replace the
autocutter if the
power supply
voltage is normal.
Black mark
detection error
(1)No black mark is
printed.
A
Check if the paper is
printed with a black
mark.
Replace with the
black mark printed
paper.
(2)The wrong side
of the paper is
used.
A
Check if the correct
side of the paper is
used.
Replace with the
paper with the
black mark on the
correct side.
(3)The black mark
detector is
damaged.
B
Check the black mark
detector function with
an oscilloscope.
Replace the
detector if it is
damaged.
(4)Paper chips or
foreign matter is
jammed around
the black mark
detector.
A
Check whether paper
chips or foreign matter
is jammed around the
black mark detector.
Remove the paper
chips or foreign
matter if there is
any.
Table 5-1 Troubleshooting
Phenomenon
Condition
Cause
Level
Where/how to check
Procedure
Содержание EU-T532
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Страница 35: ...2 24 Operation Principles Rev A Confidential ...
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Страница 55: ...4 6 Maintenance Rev A Confidential ...
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