Make sure that the cables are correctly connected. Is the network or USB cable disconnected? Press the Power key to release the ErP Auto Power Off mode.įor the ErP Auto Power Off mode, refer to Here. If the machine is placed into the ErP Auto Power Off mode, it cannot receive any jobs. Has the machine been placed in the ErP Auto Power Off mode? If a hub is used, also check the hub power. If the error is still showing even after the above solutions, then you have no choice other than calling the Konica Minolta technician.A message saying 'Printer is not connected' or 'Print Error' appears on the computer screen.Ĭheck the Main Power Switch of this machine.

If you find your parts, then replace the parts and error still remains, after resetting the error code.

Check the fusing unit, DCPU and PRCB for proper connection and correct or change as necessary.

Check the open/close operation of the right door.

Check the fusing unit for the correct installation (whether it is secured in position).

If fixing error code c3451 appears again then check these all things. After it checks if the machine starts correctly. Then Whilst holding the UTILITY key button on the panel switch the machine back on hold the utility button down until TROUBLE RESET appears on the touchscreen then touch this, OK will be displayed then power the machine off and wait at least 10 seconds then back on.

Reset error code: Turn the main switch off using the switch inside the front door, (not the one on the control panel).

Easy to reset and fault usually goes away. If 1st time occurs, you need to go into service and clear the error then reset.

after a warm-up cycle has begun therefore, the copier does not complete the warm-up cycle. The Fusing Roller Thermistor does not detect the required temperature within 30 sec. The fixing error (c3421, c3423, c3721, c3722, c3723, c3821) code refers to a copier warm-up error the machine had not reached the correct temp within a specific time. If you are sure that you have replaced the correct part or nothing is to be replaced, then you can proceed to clear the sign. Consumables such as drum, blade, fuser rollers, and developer are changed at such times. The maintenance sign means that The copier needs to be well serviced and checked if something is to be replaced. We are sharing a few methods to fix the error, so check them one by one until it gets solved. This introduction will help you troubleshoot some common fixing error messages related to Error Code c3421, c3423, c3721, c3722, c3723, c3821 that you may receive. Here in this post, I explain how to fix Error Code in Konica Minolta C220, C280, C360 series, which should solve your problems. There is some information that may help you solve this fixing Error code C3421 problem. Konica Minolta bizhub C220, C280, C360 error code reset

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