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Confidential
■ Error code 7100
After the registration rear sensor detects the end of paper pass and the specified period of
time has passed, the eject sensor continues to detect paper pass.
<User Check>
• Remove the jammed paper.
• Check if the back cover is open during 2-sided printing.
■ Error code 7302
When printing from the T1, the registration front sensor does not detect paper pass within the
specified time after the T1 paper feed sensor detected paper pass.
<User Check>
• Remove the jammed paper.
• Add the paper properly using the T1 paper guide.
Step Cause Remedy
1
Foreign object in the rear of the
machine
Remove the foreign object.
2
Eject actuator caught in some
sections of the machine
Reattach the eject actuator.
3 Fuser cover attachment failure Reattach the fuser cover.
4 Back cover attachment failure Reattach the back cover.
5 Eject sensor failure Replace the eject sensor PCB.
6 Back cover failure Replace the back cover.
7 Paper eject ASSY failure Replace the paper eject ASSY.
8
Damaged gears in the paper
feed drive unit
Replace the paper feed drive unit.
9 Fuser unit failure Replace the fuser unit.
10 Main PCB failure Replace the main PCB.
Step Cause Remedy
1
Foreign object in the front of the
machine
Remove the foreign object.
2
Registration front actuator
attachment failure
Reattach the registration front actuator.
3
Connection failure of the manual
feed paper empty/regist rear/
regist front sensor harness
Reconnect the manual feed paper empty/
regist rear/regist front sensor harness.
4
Manual feed paper empty/regist
rear/regist front sensor PCB
failure
Replace the paper feed unit.
5
Damaged gears in the paper
feed drive unit
Replace the paper feed drive unit.
6 Main PCB failure Replace the main PCB.
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