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5 Printer maintenance
Caution:
Before starting routine maintenance, confirm that the printer power is turned off.
Do not use solvents like gasoline or acetone.
When cleaning sensors, the printer should not be switched on until the pure alcohol has totally
evaporated.
It is recommended that the maintenance cycle should not be longer than one month.
5.1 Print head and roller cleaning
Steps for TPH and roller cleaning are as follows:
1)
Turn off the printer power and open the top cover.
2)
If printing is just finished, please wait until the print head is completely cooled.
3)
Use cotton moistened with alcohol (wringed out) to wipe away the dust on the surface of print head
and roller.
4)
Wait until the alcohol is completely evaporated, then close the top cover.
5.2 Mark sensor cleaning
If the printer does not identify the mark effectively, you should clean the mark sensor.
Steps for mark sensor cleaning are as follows:
1)
Turn off the printer.
2)
Pull the latch to open the back cover of the printer.
3)
Keep the back cover open, clean the dust and dirt off the mark sensor using a soft cotton cloth with a
little alcohol
.
4)
Wait until the alcohol completely evaporated then close the back cover and finish mark sensor
cleaning.
5.3 Clear paper jam
Steps for clearing a paper jam are as follows:
1)
Turn off the printer power, and open top cover.
2)
Clear paper jam and close the top cover.
3)
If top cover cannot be opened with paper jammed into the cutter, push up both right and left sides of
top cover together with two hands according to the arrow direction in below figure, pull out the front
cover and expose the white thumb wheel on the cutter sliding blade.
4)
Revolve the white thumb wheel on the front end of the cutter by hand; observe the action of the cutter
from the paper path the top cover can not be opened until the cutter sliding blade deviates from the
stationary blade completely, then clear paper jam.
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BTP-R880NP User's Manual
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