Have the developer and drum replaced. Ensure tech clears the counters first before installing parts, and run required post checks while in the drum cart clean the sensors and remove old toner and developer. Your code is dealing with the drum and developer. Developer is replaced 250,000 copies, drum 250,000.
for parts try this site for starters:
Precision Roller Printer Toner Cartridges Parts and Supplies Office...
Btw, I’m available to help over the phone in case u need at https://www.6ya.com/expert/normanj_7893313f0751935f
Precision Roller Printer Toner Cartridges Parts and...
Printer Toner Cartridges Copier...
SOURCE: konica minolta bizhub 350
• The Fusing Roller Sub Thermistor does not
detect the required temperature within 30 sec.
after a warm-up cycle has begun; therefore, the
copier does not complete the warm-up cycle.
• The temperature of the Fusing Rollers does not
reach the required level even after the set period
of time has elapsed during a warm-up cycle.
1
Check that the H1[ fuser lamp] comes on when the Main Power
Switch is set to ON, and correct or replace as necessary.
- -
2
Check that the H2 comes on when the Main Power
Switch is set to ON, and correct or replace as necessary.
- -
3
Check the installation of the TH1 and the TH2, and
correct or clean as necessary.
- -
4
Check the operation of the TH1.
Remove CN80 (4P), and then check that the resistance
across CN80-2 and -3 on the Thermistor is
infinity.
- -
5
Check the operation of the TH2.
Remove CN81 (4P), and then check that the resistance
across CN81-2 and -3 on the Thermistor is
infinity.
- -
6
Check the continuity of the H1.
Correct or replace as necessary.
- -
7
Check the continuity of the H2.
Correct or replace as necessary.
- -
8 Change PU1 - -
9 Change PWB-A
SOURCE: Konica Minolta Bizhub 920
the copier recognised the paper,but when printing/copying the feeder doesn't pull the paper and on the machine it says paper misfead,open front cover.
SOURCE: REMEDY TO SOLVING ERRORS COF32
C0650 code is the scanner lamp home sensor is not working so the copier does not know where the scanner is clean first will require removal of the orginal glass (large one) the other code is the image unit, has it been replaced or repaired recently. To fix mite require a new image unit
Btw, I’m available to help over the phone in case u need at https://www.6ya.com/expert/normanj_7893313f0751935f
SOURCE: REMEDY TO SOLVING ERRORS COF32 AND CO650 IN KONICA
to remove code "COF32" from your machine, simply change the developer with the new one.
code will remove.
wish you best of luck............
SOURCE: Error Code C3451 in konica Minolta Bizhub C200.
You will need to replace the thermostat and the best solution is to call a technician.
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