20 Most Recent Konica Minolta bizhub 420 Questions & Answers

TCR output abnormality.Toner control ratio abnormality error code.Restart the machine if code removes then its OK otherwise simply replace the developer and execute TCR adjustment again.

Check the transfer and seperation assy. located on the right side door. has a plastic screen below the screen are two wires very thin might be broken shooting out the HV board and or main board remove the assy and replace the wires first Btw, I’m available to help over the phone in case u need at https://www.6ya.com/expert/normanj_7893313f0751935f

print the meter count sheet Btw, I’m available to help over the phone in case u need at https://www.6ya.com/expert/normanj_7893313f0751935f

replace the developer and or developer and developer unit Btw, I’m available to help over the phone in case u need at https://www.6ya.com/expert/normanj_7893313f0751935f

Check the High Voltage unit and the transfer wires located below the drum where the paper goes between them to transfer the image on to the paper Btw, I’m available to help over the phone in case u need at https://www.6ya.com/expert/normanj_7893313f0751935f

mean the machine was set up to email the service center about a problem do have a maint agreement set up for that if not have tech come out delete that opition Btw, I’m available to help over the phone in case u need at https://www.6ya.com/expert/normanj_7893313f0751935f

remove the the toner bottle, turn off the machine, with bottle out turn machine when asking for bottle install properly. Btw, I’m available to help over the phone in case u need at https://www.6ya.com/expert/normanj_7893313f0751935f

communication error between the main control board and the scanner control board the scanner is that what is below the big glass particularly the mirrors and exposure lamp (Bright light) something is not talking!!!! Btw, I’m available to help over the phone in case u need at https://www.6ya.com/expert/normanj_7893313f0751935f

malfunction was detected cs remote care c2403

You have not reset the fuser counter in service mode.

C-1102 is a tray lift motor failure. Your copier is equipped with a FS-511 finisher. The trays on the left side (where the paper comes out) is being blocked when its trying to move up/down. Ensure the are no obstructions an restart your machine.

4701=index sensor abnormality, turn off main switch turn back on.