20 Most Recent Kyocera FS-C5015N Laser Printer - Page 6 Questions & Answers

Be sure to power down and disconnect the power first. A fuse it is blown within the fuser unit - replace that fuse or call a technician to do it for you.

It is telling you either the lamp is broken or the temp sensor or fuse has failed. You will need a new fuser unit. They have a 3 year warranty from the manufacturer. Your dealer can put in a claim if it is under 3 years and get a new unit at no charge. The only cost would be labor. This is for a c-3232 you didnt post what model this a common prob with this model so I posted it

you can replace the power supply

Error code 7402 Developing unit C noninstalling error No density detection signal is output from toner sensor C in developing unit C. Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. Developing unit C and Drum relay PWB (YC10) Drum relay PWB (YC1) and engine PWB (YC34) Long story short, the printer MUST go in for a service as you will void ANY warranty if you try this yourself, it is an electronic failure.

fuser error

Advanced? you mean the service mode above 10871087?

fuser error

the code may have to be reset from the service mode