Cleaning The Laser Scanner Windows - Brother MFC-9440CN User Manual

d
Reconnect all cables and line cord. Plug
the AC power cord into an AC outlet,
and then turn on the machine's power
switch.
Note
In addition to cleaning the glass strip with
a non-flammable glass cleaner, run your
finger tip over the glass strip to see if you
can feel anything on it. If you feel dirt or
debris, clean the glass strip 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
windows
CAUTION
DO NOT use isopropyl alcohol to clean the
laser scanner windows.
DO NOT touch the laser scanner windows
with your fingers.
a
Turn off the machine's power switch.
Unplug the telephone line cord first, and
then unplug the power cord from the AC
power outlet.
Troubleshooting and routine maintenance
b
Press the front cover release button and
then open the front cover.
C
C
141