Solution; C0900: Tray3 Lift-Up Motor Failure C0950: Tray4 Lift-Up Motor Failure - Konica Minolta Bizhub C350 Service Manual

Trouble code
2.4

Solution

2.4.1 C0900: Tray3 Lift-Up Motor Failure
C0950: Tray4 Lift-Up Motor Failure
A. Detection timing
Malfunction code
C0900
The Lift-Up Sensor is not blocked even after the set period of time has elapsed
after the paper lift-up operation for the drawer began.
C0950
B. Action
Lift-Up Motor 1 (M124-PF)
Tray4 Lift-Up Motor (M125-PF)
Tray3 Lift-Up Upper Limit Sensor (PC114-PF)
Tray4 Lift-Up Sensor (PC123-PF)
Step
Check the motor and sensor connectors
1 for proper connection, and correct as
necessary.
Check the connector of each motor for
2 proper drive coupling, and correct as
necessary.
Check the PU1 connector for proper
3
connection, and correct as necessary.
4 PC114-PF I/O, sensor check
5 PC123-PF I/O, sensor check
6 M124-PF operation check
7 M125-PF operation check
8 PWB-C2 PF replacement
9 PWB-MC replacement
10 PU1 replacement
Relevant electrical parts
Action
4-6
bizhub C350 Field Service Ver.1.0 Mar. 2004
Description
Main Control Board (PWB-C2 PF)
main unit Control Board (PWB-MC)
main unit DC Power Supply (PU1)
WIRING DIAGRAM
Control signal
-
-
-
PWB-C2 PF PJ6C2 PF-3
PWB-C2 PF PJ10C2 PF-3
PWB-C2 PF PJ4C2 PF-5,4
PWB-C2 PF
PJ8C2 PF-12,13
-
-
-
Location
(Electrical compo-
nents)
-
-
-
G-3
D-8
D-3
G-3
E-5
-
-