76
Replacing the drum unit
A
IMPORTANT
• While removing the drum unit, handle it
carefully because it may contain toner. If
toner scatters on your hands or clothes,
immediately wipe or wash it off with cold
water.
• Every time you replace the drum unit,
clean the inside of the machine. (See
Cleaning and Checking the machine
in
Appendix A
of the
Advanced User's
Guide
.)
a
Make sure that the machine is turned
on.
b
Press the front cover release button and
then open the front cover.
Summary of Contents for HL-4150CDN
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