C0F31: Abnormally High Toner Density Detected Cyan Atdc Sensor; C0F33: Abnormally High Toner Density Detected Magenta Atdc Sensor; C0F35: Abnormally High Toner Density Detected Yellow Atdc Sensor; C0F36: Abnormally Low Toner Density Detected Black Atdc Sensor - Konica Minolta Bizhub C350 Service Manual

bizhub C350 Field Service Ver. 2.0 April 2004
2.6.41

C0F31: Abnormally high toner density detected Cyan ATDC Sensor

2.6.42

C0F33: Abnormally high toner density detected Magenta ATDC Sensor

2.6.43

C0F35: Abnormally high toner density detected Yellow ATDC Sensor

ATDC Sensor/C (PWB-N3)
ATDC Sensor/M (PWB-N2)
ATDC Sensor/Y (PWB-N1)
Step
Clean the ATDC Sensor window on the underside
1
of the Imaging Unit if dirty
2 Clean the ATDC Sensor LED if dirty
Correct the contact and/or WIRING of the ATDC
3
Sensor if faulty.
4 Change ATDC Sensor C/M/Y.
5 Change Imaging Unit.
6 Change PWB-MC
7 Change PWB-MFP.
2.6.44

C0F36: Abnormally low toner density detected Black ATDC Sensor

ATDC Sensor/Bk (UN10)
Toner Supply Motor C/Bk (M3)
Step
Perform image troubleshooting procedure if
1
image density is low.
M3 operation check
2
3 Change Imaging Unit.
4 Change PWB-MC
5 Change PWB-MFP.
Relevant Electrical Parts
Control Board (PWB-MC)
MFP Control Board (PWB-MFP)
Imaging Unit /C
Imaging Unit /M
Imaging Unit /Y
Action
Relevant Electrical Parts
Control Board (PWB-MC)
MFP Control Board (PWB-MFP)
Action
4-39
Malfunction code
WIRING DIAGRAM
Control Signal
—
—
—
—
—
—
—
WIRING DIAGRAM
Control Signal
—
PWB-MC PJ16MC-4A~7A
(Pulse Output)
—
—
—
Location
(Electrical
Component)
—
—
—
—
—
—
—
Location
(Electrical
Component)
—
19-I
—
—
—