P 21 ERROR SOLV THIS PROBLEMS

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: I am having problem with my konica minolta Bizhub C-450 malfunction C-2257

Dear,
Let us know , what Code is display on your Minolta C450P. So that we can provide you the proper solution.

Takecare

Konica Minolta Error Codes and Solutions

• 210 Answers
• Posted on Aug 23, 2009

SOURCE: error code when copying... C6103 on Bizhub C451

C6103 - Scanner overrun failure
The Scanner Home Sensor detects the Scanner at its home position during a period of time that begins with the time when a prescan command
and a scan preparation command are executed and ends when a home return command is executed.

Zaheer Ahmed

• 347 Answers
• Posted on Jun 17, 2010

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: how to solve bizhub 211 code error c0650

C0650

Faulty scanner home

position sensor

• The scanner home position sensor (PS100) does not go

from HIGH to LOW when the scanner motor (M4) is energized

for a given number of steps after the sequence to

bring the scanner back to its home position has been

started at the end of a scan motion and during re-shading.

• The scanner home position sensor (PS100) does not go

from LOW to HIGH when the scanner motor (M4) is energized

for a given number of steps after a scan motion has

been started at the end of a PS100 home check scan
motion and during re-shading