Brother MFC-9340CDW - Cleaning the LED Heads

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f Wipe the inside and the outside of the
paper tray with a dry, lint-free cloth to
remove dust.
g Re-load the paper and put the paper tray
firmly back in the machine.
h Press to turn on the machine.
Cleaning the LED heads A
If there is a problem with the print quality,
such as light or faded colors or white streaks
or bands down the page, clean the LED
heads.
IMPORTANT
DO NOT touch the windows of the LED
heads with your fingers.
a Press and hold down to turn off the
machine.
b Open the top cover until it locks in the
open position.