Cleaning The Electrical Terminals - Brother mfc8440 Service Manual
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- User manual (426 pages) ,
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- Quick setup manual (52 pages)
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4)
Gently wipe the scanner window with a soft dry cloth.
5)
Re-install the drum unit assembly into the machine. Close the front cover.
6)
Plug in the power cord, and then turn on the power switch.
!
CAUTION:
• Handle the drum unit carefully since it contains toner. If toner scatters and your hands or
cloths get dirty, immediately wipe or wash it off with cold water.
• Do not touch the scanner window with your fingers.
• Do not wipe the scanner window with isopropyl alcohol.
3.6
Cleaning the Electrical Terminals
To obtain the best print performance, be sure to clean the electrical terminals inside the
machine.
1)
Turn off the power switch and unplug the power cord.
2)
Remove the drum unit from the machine.
3)
Wipe the electrical terminals as shown in the figure below with a soft dry cloth.
MFC-8440/8840D/8840DN, DCP-8040/8045D/8045DN
Fig. 5-40
Fig. 5-41
5-25
SERVICE MANUAL
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