Paper Is Curled; Only Single Surface Is Printed In Duplex Printing Mode - Brother DCP-8110DN Service Manual

4.2.4 Paper is curled

<User Check>
- Select "Reduce Paper Curl" in the driver.
- Check that the thickness of the paper is 60 to 105 g/m

4.2.5 Only single surface is printed in duplex printing mode

<User Check>
- Rotate the paper 180° in the paper tray, and retry printing.
- Flip through the paper and reset it in the tray.
- Set the driver setting to duplex printing.
- Use A4 or Letter-size paper.
Step
1 Duplex solenoid failure
2 Main PCB failure
Cause
Replace the duplex solenoid.
Replace the main PCB ASSY.
2-70
2 2
. (60 to 163 g/m for MP tray)
Remedy
Confidential