Canon W8400 Series, Руководство по обслуживанию, Страница: 162 / 224

Chapter 6
6-12
This is displayed when the feed motor could not reach the prescribed speed within the prescribed time or the feed roller encoder could not detect the
prescribed number of steps from the encoder slit.
<Probable problem locations>
Feed roller encoder, encoder slit, feed motor, engine controller and system controller
<Remedy>
1. Visual check
Remove any foreign objects adhering to the feed roller encoder and encoder slit.
2. Replace the feed roller encoder.
3. Cable connection check
Replace the cable connecting the feed roller encoder and the engine controller if the connection is not functioning normally.
4. Replace the feed motor.
5. Cable connection check
Replace the cable between the feed motor and motor driver if the connection is not functioning normally.
6. Replace the motor driver.
7. Cable connection check
Replace the cable connecting the motor driver and the engine controller if the connection is not functioning normally.
8. Replace the engine controller.
9. Replace the system controller.
6.1.4.27 E02D05/ Mist fan error
0009-7116
<Cause>
Fan rotation could not be detected while the mist fan was running.
<Probable problem locations>
Mist fan, engine controller and system controller
<Remedy>
1. Cable connection check
Replace the cable connecting the mist fan and engine controller if the connection is not functioning properly.
2. Replace the mist fan.
3. Replace the engine controller.
4. Replace the system controller.
6.1.4.28 E02D06/ Ink supply valve switching error
0009-7117
<Cause>
The valve cam sensor could not detect valve cam rotation during switching of the ink supply valve.
<Probable problem locations>
Valve motor unit, engine controller, system controller
<Remedy>
1. Visual check
Check if there are any foreign objects adhering to the motor, gears, and sensors of the valve motor unit, and remove if any abnormalities are found.
2. Valve motor unit
Check operation by using SERVICE MODE>FUNCTION>INK VALVE, and replace if there are any abnormalities.
3. Cable connection check
Replace the cables between the valve motor and the motor driver if any abnormalities are found in the cable connections.
4. Replace the motor driver.
5. Cable connection check
Replace the cables between the motor driver and the engine controller if any abnormalities are found in the cable connections.
6. Cable connection check
Replace the cables between the valve cam sensor and the engine controller if any abnormalities are found in the cable connections.
7. Replace the engine controller.
8. Replace the system controller.
6.1.4.29 E02D07/ Feed roller home position sensor error
0010-0051
<Cause>
During power on, the feed roller home position sensor could not detect the change from white to black of the reference area from the scale at the encoder slit.
<Probable problem locations>
Encoder slit, feed roller home position sensor, feed motor, engine controller, system controller
<Remedy>
1. Visual check
Remove any scratches or adhered foreign objects from the encoder slit.
2. Feed roller home position sensor
Check operation using SERVICE MODE>I/O DISPLAY, and replace if anything does not function normally.
3. Cable connection check
Replace the cable between the feed roller home position sensor and engine controller if the connection is not functioning normally.
4. Cable connection check
Replace the cable between the feed motor and motor driver if the connection is not functioning normally.
5. Replace the motor driver.
6. Cable connection check
Replace the cable between the motor driver and engine controller if the connection is not functioning normally.
7. Replace the engine controller.
8. Replace the system controller.