2-88
Confidential
4.2.8 Paper is curled
4.2.9 Duplex printing is not possible
<User Check>
• Check that the paper specified in driver settings is matched to the paper set.
• Select "Reduce Paper Curl" in the driver.
• Check that the paper is set in each paper tray correctly.
• Open the back cover and try printing with straight paper ejection mode.
Step Cause Remedy
1 Fuser unit failure Replace the fuser unit.
2 Main PCB failure Replace the main PCB ASSY.
<User Check>
• Close the back cover completely.
• Set the duplex tray correctly.
• Set the driver setting to duplex printing.
• Use A4 or Letter paper specified by the manufacturer.
Step Cause Remedy
1 Back cover failure Replace the back cover.
2 Eject motor failure Replace the eject motor.
3
Back cover/duplex tray sensor
failure
Replace the back cover/duplex tray sensor.
4 Duplex tray failure Replace the duplex tray.
5 Main PCB failure Replace the main PCB ASSY.
6
Damaged gears in the ejecting
system
Replace the main frame L ASSY.