C0F37: Abnormally High Toner Density Detected Black Atdc Sensor; C0F3A: Cyan Atdc Sensor Adjustment Failure; C0F3B: Magenta Atdc Sensor Adjustment Failure; C0F3C: Yellow Atdc Sensor Adjustment Failure - Konica Minolta Bizhub C350 Service Manual

Malfunction code
2.6.45

C0F37: Abnormally high toner density detected Black ATDC Sensor

Imaging Unit /Bk
ATDC Sensor/Y (PWB-N1)
Step
Correct the ATDC connection on the underside of
1
the Imaging Unit if faulty.
Clean or correct each contact of the Imaging Unit
2
if faulty.
3 Change Imaging Unit.
4 Change PWB-MC
5 Change PWB-MFP.
2.6.46

C0F3A: Cyan ATDC Sensor adjustment failure

2.6.47

C0F3B: Magenta ATDC Sensor adjustment failure

2.6.48

C0F3C: Yellow ATDC Sensor adjustment failure

ATDC Sensor/C (PWB-N3)
ATDC Sensor/M (PWB-N2)
ATDC Sensor/Y (PWB-N1)
Toner Supply Motor C/Bk (M3)
Toner Supply Motor Y/M (M4)
Step
Clean the ATDC Sensor window on the
1
underside of the Imaging Unit if dirty
2 Clean the ATDC Sensor LED if dirty
Correct the contact and/or WIRING of the
3
ATDC Sensor if faulty.
4 Reinstall Imaging Unit C/M/Y.
M3, M4 operation check
5
6 Change Imaging Unit.
7 Change PWB-MC
8 Change PWB-MFP.
bizhub C350 Field Service Ver. 2.0 April 2004
Relevant Electrical Parts
Control Board (PWB-MC)
MFP Control Board (PWB-MFP)
Action
Relevant Electrical Parts
Control Board (PWB-MC)
MFP Control Board (PWB-MFP)
Imaging Unit /C
Imaging Unit /M
Imaging Unit /Y
Action
4-40
WIRING DIAGRAM
Control Signal
—
—
—
—
—
WIRING DIAGRAM
Control Signal
—
—
—
—
M3: PWB-MC PJ16MC-4A~7A
(Pulse Output)
M4: PWB-MC PJ16MC-10A~13A
(Pulse Output)
—
—
—
Location
(Electrical
Component)
—
—
—
—
—
Location
(Electrical
Component)
—
—
—
—
M3: 19-I
M4: 19-J
—
—
—