P-30: Pc Home Sensor (Color) Malfunction; P-31: Pc Home Sensor (K) Malfunction - Konica Minolta bizhub C360 Service Manual

Field Service Ver. 2.1 Feb. 2012
18.3.13

P-30: PC home sensor (color) malfunction

Color PC main sensor (PC33)
Color PC sub-sensor (PC35)
Step
1 Perform the faulty sensor check procedure. *1
2 Check the sensor, for which a faulty condition has been checked, for installed position and
proper connector connection.
3 Wipe the sensor, for which a faulty condition has been checked, clean of dirt if any.
4 If P-30 persists, change the main drive assy.
5 Change PRCB.
*1: Faulty sensor check procedure
1. Open the front door and turn ON the main power switch of the machine.
2. Call the [Sensor Check] screen to the screen by way of Service Mode.
See P.460
3. Close the front door and start [Stabilizer].
4. During the stabilizer sequence, check to see if the values of the phase detection sen-
sors (Color PC main sensor and Color PC sub-sensor) change.
5. A sensor is faulty if its value does not change.
18.3.14

P-31: PC home sensor (K) malfunction

Monochrome PC main sensor (PC34)
Monochrome PC sub-sensor (PC36)
Step
1 Perform the faulty sensor check procedure. *1
Check the sensor, for which a faulty condition has been checked, for installed position and
2
proper connector connection.
3 Wipe the sensor, for which a faulty condition has been checked, clean of dirt if any.
4 If P-31 persists, change the main drive assy.
5 Change PRCB.
*1: Faulty sensor check procedure
1. Open the front door and turn ON the main power switch of the machine.
2. Call the [Sensor Check] screen to the screen by way of Service Mode.
See P.460
3. Close the front door and start [Stabilizer].
4. During the stabilizer sequence, check to see if the values of the phase detection sen-
sors (Monochrome PC main sensor and monochrome PC sub-sensor) change.
5. A sensor is faulty if its value does not change.
Relevant parts
Main drive assy
Printer control board (PRCB)
Action
Relevant parts
Main drive assy
Printer control board (PRCB)
Action
18. MALFUNCTION CODE
577