Konica Minolta bizhub C658 Service Manual page 945

bizhub C658/C558/C458/C368/C308/C258
(2) Procedure
• The operation of each of the switches and sensors can be checked on a real-time basis.
• It can be checked as long as the 5-V power line remains intact even when a door is open.
(a) Electrical components check procedure through input data check
• When a paper misfeed occurs in the paper feed section of the machine, the tray 2 paper feed sensor is considered to be responsible
for it.
1. Remove the sheet of paper misfed.
2. From the sensor check list that follows, check the panel display of the tray 2 paper feed sensor.
• For the tray 2 paper feed sensor, you check the data of "Paper feed" of "Paper feed tray2."
3. Call the Service Mode to the screen.
4. Select [State Confirmation] -> [Sensor Check] and then select the screen that contains "Paper feed" under "Paper feed tray2."
• For "Paper feed" under "Paper feed tray2," display the "Sensor monitor 1" screen.
5. Check that the data for "Paper feed" under "Paper feed tray2" is "0" (sensor blocked).
6. Move the actuator to unblock the tray 2 paper feed sensor.
7. Check that the data for "Paper feed" under "Paper feed tray2" changes from "0" to "1" on the screen.
8. If the input data is "0," change the sensor.
(3) Sensor check screens
• These are only typical screens which may be different from what are shown on each individual machine.
(a) bizhub C368/C308/C258
• Sensor monitor 1 (Main body, PC-110/210)
Symbol Panel display
Paper feed tray 1
- Tray 1 Set Sensor
PS24 Paper empty
PS11 Paper Near Empty
PS23 Paper feed
PS25 Upper Limit of Lift-up
Paper feed tray 2
- Tray 2 Set Sensor
PS21 Paper empty
PS12 Paper Near Empty
PS19 Vertical transport
PS20 Paper feed
PS22 Upper Limit of Lift-up
Paper feed tray 3
- Tray 3 Set Sensor
PS114 Paper empty
PS115 Paper Near Empty
Part/signal name
-
Tray 1 paper empty sensor
Tray 1 paper near empty sensor
Tray 1 paper feed sensor
Tray 1 upper limit sensor
-
Tray 2 paper empty sensor
Tray 2 paper near empty sensor
Tray 2 vertical transport sensor
Tray 2 paper feed sensor
Tray 2 upper limit sensor
-
Tray 3 paper empty sensor
Tray 3 paper near empty sensor
I-175
I ADJUSTMENT/SETTING > 5. SERVICE MODE
Operation characteristics/panel display
1
Set
Paper not present
Near empty
Paper present
At raised position
Set
Paper not present
Near empty
Paper present
Paper present
At raised position
Set
Paper not present
Near empty
0
Out of position
Paper present
Other than near
empty
Paper not present
Not at raised
position
Out of position
Paper present
Other than near
empty
Paper not present
Paper not present
Not at raised
position
Out of position
Paper present
Not near empty