Cleaning The Printer Interior And Drum Unit - Brother HL 1240 - B/W Laser Printer Service Manual

Cleaning the printer interior and Drum Unit

Note
Clean the printer interior and the drum unit using information in the following
instructions. This is also shown in the instructional video on the supplied CD-ROM.




1.
Turn off the power switch and unplug the power cord.
Warning
There are high voltage electrodes inside the printer. Before cleaning the
printer, make sure you have turned off the power switch and unplugged
the power cord from the outlet.




2.
Open the front cover of the printer.




3.
Take the drum unit assembly out of the printer and put it to one side.
Fig. 3-19 Turning off the switch and unplugging
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