SNBC BTP-2002NP - Routine Maintenance; Print Head Cleaning; Sensor Cleaning; Platen Roller Cleaning

BTP-2002NP User’s Manual
5 Routine maintenance
5.1 Cleaning the Print head
When one or more of the following phenomena occur, the Print head need to be cleaned.
¾ Printout is light.
¾ Some of vertical columns on printout are light.
¾ The paper feeds with loud noises.
To clean the Print head, follow the steps given below:
¾ Turn off the printer and open the top cover.
¾ It may take a few minutes for print head to cool down if it has just finished printing.
¾ Wipe off stain, such as dust, on the heating element of Print head with an alcohol cotton.
¾ Close printer top cover when the alcohol has evaporated completely.
5.2 Cleaning the Sensor
When one or more of the following phenomena occur, please clean the paper end sensor.
¾ During printing, the printer stops printing occasionally and indicates incorrectly that the
printer is out of paper.
¾ Doesn’t alarm paper end when paper is end indeed.
To clean the paper end sensor, follow the steps given below:
¾ Turn off the printer and open the top cover.
¾ Wipe off stain and dust on the surface of the sensor with an alcohol cotton carefully.
¾ Close printer cover when the alcohol has evaporated completely.
5.3 Cleaning the Platen Roller
When one or more of the following phenomena occur, please clean the platen roller.
¾ Printout is light.
¾ Some vertical columns on printout are not clear.
¾ Paper feeds with loud noises.
To clean the platen roller, follow the steps given below:
¾ Turn off the printer and open the top cover.
¾ Wipe off stain, such as dust and the like, on the platen roller by using an alcohol cotton.
¾ Close the top cover when the alcohol has evaporated completely.
Caution:
 Before starting routine maintenance, make sure that the printer has been switched off.
 Do not touch the surface of print head with your hands or any metallic objects. Do not use
any other method to clean the print head, platen roller and sensors than described in this
manual.
 Do not use an organic solvent like gasoline, and acetone.
 After cleaning of the paper end sensor, it is recommended to check the printer settings.
 It may take a few minutes for the alcohol to evaporate before printing.
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