Epson EU-T532 Technical Manual page 62

Confidential
Table 5-1 Troubleshooting
Phenomenon
Paper feeding The character
pitch is spacing is not
defective. uniform.
Paper can not Paper is not cut
be cut. automatically.
Rev. A
Condition Cause
(1)The paper roll
supply module
does not
oscillate
properly.
(2)Power
transmission parts
(gears) are
damaged, or
foreign matter is
caught between
gears.
(3)Abnormal input
signal or paper
feed motor
failure
(4)Paper feed slip
due to the
platen wear and
paper powder
(5)Operation failure
of the paper roll
tension unit
(1)Foreign matter
inside the
autocutter
(2)Abnormal input
signal or inner
mechanism
damage of the
autocutter
EU-T532/T542 Technical Manual
Level Where/how to check
B Check if the paper is
pulled out smoothly.
(The paper tension
loading should be less
than the rating value.)
•Check the power
B
transmission state of
each gears.
•Check if no foreign
matter is caught
between gears.
B Check the power
supply voltage, input
signal, and operation
of each paper feed
motor.
B Check the friction force
of the platen surface.
B Check if the unit moves
smoothly.
A Check whether foreign
matter is inside the
autocutter.
B Check the power
supply voltage, input
signal, and operation
of the cutter motor.
Procedure
•Load the paper
properly.
•Replace the paper
roll supply module if
the oscillation
load of the paper
supply module is
excessive.
•Remove foreign
matter if there is
any.
•Replace damaged
gears .
•Replace the
control circuit
board module if
there is any
problem with the
power supply
voltage, input
signal.
•Replace the motor
if there is any
problem with the
motor operation.
•Clean the platen if
paper powder
accumulates on it.
•Replace the platen
if it is worn out.
If it does not
operate properly,
replace the paper
roll tension unit.
Remove foreign
matter if there is
any.
•Replace the
control circuit
board module if
there is any
problem with the
power supply
voltage, input
signal.
•Replace the motor
if there is any
problem with the
autocutting
operation.
Repair 5-7