TM200 Service Manual
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3.4 Inspection and Maintenance
Proper performance of the inspection and maintenance procedures described below
makes it possible for this unit to perform for the years of trouble-free operation for
which it is designed.
Maintenance Procedures
The inspection procedures described here are divided between two types: daily
inspection, which can be performed by the individuals who use the unit on a daily
basis, and periodic inspection, which should be performed by individuals who
have a more detailed technical knowledge of the unit.
Inspection item
Action
Setup
Check for proper connection of cables.
Check for proper installation of paper roll.
Make sure the paper roll cover and
cutter cover are closed.
Reconnect any cables that have
come loose.
Correctly install paper roll.
Close all covers.
Paper particles,
paper scraps,
foreign matter
Open the paper roll cover and make
sure there are no large pieces of paper
or other foreign matter present.
Clean out any paper or foreign
matter.
Dirt, lint, and dust
inside
components
Check for dirt, lint, and dust in the paper
path.
Check for any foreign matter on the
surface of or in the paper end sensor.
Check if the platen roller has become
white with paper particles.
Use a vacuum cleaner to completely
remove all dirt, lint, and dust.
Wipe away foreign matter with paper
or some other soft material.
Wipe off the roller with a cotton swab
moistened with water.
Springs
Check the frame shutter spring and all
other springs for deformation and
disconnection.
If you discover a problem, correctly
install the spring or replace it with a
new one.
Operation
Check for abnormal noise during
operation and any abnormal printing.
Correct any problems in accordance
with the Troubleshooting Guide in
Chapter 4.
Cleaning
Thermal head
Caution:
Turn off the printer power before cleaning.
Note that the thermal head (thermal element and radiation plate) becomes very
hot during normal operation, creating the danger of burn injury. Be sure to wait for
about 10 minutes after turning printer power off before beginning the cleaning.
