Brother HLL3290CDW Service Manual page 163

■
Faint print
Step
1 LED ASSY failure
2 Main PCB failure
<User Check>
• Check that the machine is positioned on a level
surface.
• Wipe the LED ASSY with a soft, lint-free cloth.
(Refer to Fig. 2-15
• Replace the drum unit with a new one.
• Replace the toner cartridge with a new one.
Cause
Replace the appropriate LED ASSY.
Replace the main PCB.
2-127
(P2-118).)
Remedy
Confidential