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Confidential
Error code 6101
The new toner sensor detected that the toner cartridge was not set.
Error code 6801
The side thermistor of the fuser unit or the internal temperature sensor detected a
temperature higher than the specified value.
No Toner
Open the Front Cover, then install Toner Cartridge.
<User Check>
• Set the toner cartridge correctly.
• Replace the toner cartridge with a new one.
Step
Cause
Remedy
1
New toner actuator coming off
Reattach the new toner actuator.
2
Connection failure of the new
toner sensor PCB flat cable
Reconnect the new toner sensor PCB flat
cable.
3
New toner sensor PCB failure
Replace the new toner sensor PCB ASSY.
4
Main PCB failure
Replace the main PCB ASSY.
Cooling Down
Wait for a while
<User Check>
• Lower the room temperature.
• Keep the machine away from heating appliances.
Step
Cause
Remedy
1
Side thermistor failure
Replace the fuser unit.
2
Main PCB failure
Replace the main PCB ASSY.