© REA Elektronik GmbH, D-64367 Mühltal / Germany
+49 (0) 6154 638-0 • Fax - 195 Thermal printer TD-GPT-U -
February 2012-
Page 10 of 18
REA
Elektronik
GmbH
Rationalisierung
•
Entwicklung
•
Automation
Elektronische Geräte und Systeme
7
Maintenance and cleaning
After a lot of printing or if using a low paper quality or under bad environmental conditions it is required to clean
the printer. Cleaning is required for the print head, the rubber drive roll and the paper sensor. Further if print
quality is getting bad the printer needs a cleaning.
8
Description of key functions
The keys will have depending on the printer status - normal operation or print settings menu - different meanings.
Depending of key pressing time different functions may released.
8.1
FEED / ENTER key
Pressing this key wakes the printer up from sleep mode or the paper can be moved forward.
When the feed key is pressed shortly, the printer feeds one line. If the key is pressed for more than 2 seconds
paper moves continuously until the key is released.
8.2
Self test
With a self test, the printer function is tested by starting a test print. The FEED ENTER key must be pressed and
hold while the printer is switched on. The software version and the character set are printed. The USB interface
cannot be checked by the self test.
•
Open paper compartment and remove
paper
•
Clean from paper roll, sensor and print
head carefully with a brush
•
Blow in to paper compartment to
remove larger dust pieces (do not use
compressed air because oil drops may
destroy the printer)
•
Use cotton sticks with isopropanol to
clean the thermal print head
•
Remove other dirt also with a cotton
stick
Picture:
Tear off edge
Thermal print head
Paper sensor
