
Troubleshooting and routine maintenance
159
C
jPush the drum unit in until it stops.
kClose the front cover of the machine.
lPlug the machine’s power cord back into
the AC power outlet first, and reconnect
all cables and telephone line cord. Turn
on the machine’s power switch.
Cleaning the drum unit C
If you have print quality problems, clean the
drum unit as follows.
aTurn off the machine’s power switch.
Unplug the telephone line cord first,
disconnect all cables, and then unplug
the power cord from the AC power
outlet.
bPress the front cover release button and
then open the front cover.