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4. TROUBLESHOOTING
ENGLISH VERSION EO1-33097
4.1 Troubleshooting Guide
E4-1
4. TROUBLESHOOTING
4.1 Troubleshooting Guide
Symptom
Cause
Solutions
The power lamp of the
Power Adapter does not
light up though the power
cord is plugged in an AC
outlet.
The power cord is not connected
to the Power Adapter.
Disconnect the power cord from the AC outlet,
connect the power cord to the Power Adapter,
then connect it to the AC outlet.
(
Section 2.5
)
There is a power failure or the
power is not being supplied to the
AC outlet.
Test the AC outlet with a power cord from
another electric appliance.
If power is not being supplied, consult an
electrician or your Electricity supplier.
The fuse of the building has
blown or the circuit breaker has
tripped.
Check the fuse or circuit breaker.
LED 1 does not light up in
green when the power
switch is turned on though
the power lamp of the
Power Adapter is lit.
The Power Adapter Connector is
disconnected from the Power
Jack.
Disconnect the power cord from the AC outlet,
insert the Power Adapter Connector into the
Power Jack, then connect the power cord to the
AC outlet.
(
Section 2.5
)
Media is not issued.
The media is not loaded correctly.
Reload the media correctly.
(
Section 2.7
)
The interface cable is not
connected correctly.
Connect the interface cable again.
(
Section 2.4
)
The media sensor is dirty.
Clean the media sensor.
(
Section 3.1.2
)
Nothing is printed.
The media loaded is not direct
thermal media though direct
thermal mode is selected.
Load a thermal paper roll.
(
Section 2.7
)
The media is not correctly loaded.
Reload the media correctly.
(
Section 2.7
)
Print data is not sent from the host
computer.
Send the print data.
Poor print
TOSHIBA TEC
CORPORATION approved media
is not used.
Replace the media with an approved one.
The print head is dirty.
Clean the print head.
(
Section 3.1.1
)
Missing dots
The print head is dirty.
Clean the print head.
(
Section 3.1.1
)
Some of the print head elements
are broken.
When missing dots affect the printout, turn off
the printer and contact the nearest TOSHIBA
TEC CORPORATION representative to ask for
the replacement of the print head.
WARNING!
If a problem cannot be solved by taking actions described in this chapter, do not attempt to repair the
printer. Turn off and unplug the printer. Then contact an authorised TOSHIBA TEC
CORPORATION service representative for assistance.