Brother MOBILE PRINTER MW-140BT - Manual (Page 30)

Operating Procedures
15
Cleaning the pick-up roller
If the pick-up roller is any dirt, paper dust, or contaminant, paper
may not be fed correctly.
1
Turn off the printer and disconnect the AC
Adapter.
2
Open the paper cassette cover and remove the
paper cassette from the printer.
3
Affix a piece of cellophane
tape to the pick-up roller.
4
Remove the cellophane
tape from the pick-up
roller.
→ Any dirt, paper dust, or contaminant on the pick-up
roller is removed with the tape.
Rotate the pick-up roller and repeat the procedure to clean
the entire surface of the roller.
Pick-up roller
Cello-
phane tape