Konica Minolta bizhub 20 - Manual (Page 147)

138
Cleaning the scanner
C
a
Turn off the machine. Unplug the
telephone line cord first, disconnect all
cables and then unplug the power cord
from the electrical socket.
b
Lift the document cover (1).
Clean the white plastic surface (2) and
scanner glass (3) underneath it with a
soft lint-free cloth moistened with water.
c
In the ADF unit, clean the white bar (1)
and the scanner glass strip (2)
underneath it with a soft lint-free cloth
moistened with water.
d
Plug the machine’s power cord back into
the electrical socket first, and reconnect
all cables and telephone line cord. Turn
on the machine.
Note
In addition to cleaning the scanner glass
and glass strip with a soft lint-free cloth
moistened with water, run your finger tip
over the glass to see if you can feel
anything on it. If you feel dirt or debris,
clean the glass again concentrating on
that area. You may need to repeat the
cleaning process three or four times. To
test, make a copy after each cleaning.
Cleaning the laser scanner
window
C
WARNING
Use neutral detergents.
DO NOT use any flammable substances,
spray or organic solvent/liquids containing
alcohol/ammonia to clean the inside or
outside of the machine. Doing this may
cause a fire or electrical shock. For more
information see Important safety
instructions on page 97.
IMPORTANT
DO NOT touch the laser scanner window
with your fingers.
a
Before you clean the inside of the
machine, turn off the machine. Unplug
the telephone line cord first, and then
unplug the power cord from the
electrical socket.
1
3
2
1
2