Brother HL3140CW All in One Printer User Manual


 
Routine Maintenance
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4
Cleaning the LED head 4
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 as follows:
a Press and hold down to turn the machine off.
b Open the top cover until it locks in the open position.
c Wipe the windows of LED heads (1) with a dry, lint-free cloth. Be careful not to touch the windows of LED
heads (1) with your fingers.
d Close the top cover of the machine.
e Turn on the machine.
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