Canon imageRUNNER ADVANCE C5255 Series Service Manual page 704

E Detailed Occurance Items
code code area
E020 0202 05 Title Error in M Developing Assembly
Description The value is lower than the lower limit for the patch.
Remedy Go through the following: DISPLAY > P-LED-DA; perform
cleaning first if P-LED-DA is 3F or more.
If the Patch Sensor (UN47,UN48,UN49) value shows
1-digit, perform remedy from "3".
If the supply area of the Developing Assembly is badly
soiled, toner can be leaked.
1. Check installation of the Developing Assembly and the
Drum.
2. Clean the Patch Sensor Window.
3. Check if the patch sensor is disconnected.
4. Replace the Patch Sensor.
5. Replace the Drum.
6. Check toner leak from the Toner Buffer Unit.
7. Check toner level in the Toner Container.
8. Check short-circuit of the harness of the Toner Supply
Sensor (PS2).
E020 0203 05 Title Error in C Developing Assembly
Description The value is lower than the lower limit for the patch.
Remedy Go through the following: DISPLAY > P-LED-DA; perform
cleaning first if P-LED-DA is 3F or more.
If the Patch Sensor (UN47,UN48,UN49) value shows
1-digit, perform remedy from "3".
If the supply area of the Developing Assembly is badly
soiled, toner can be leaked.
1. Check installation of the Developing Assembly and the
Drum.
2. Clean the Patch Sensor Window.
3. Check if the patch sensor is disconnected.
4. Replace the Patch Sensor.
5. Replace the Drum.
6. Check toner leak from the Toner Buffer Unit.
7. Check toner level in the Toner Container.
8. Check short-circuit of the harness of the Toner Supply
Sensor (PS3).
7
Error•Jam•Alarm > Error Code > Error Code Details
Description
7 Error•Jam•Alarm > Error Code > Error Code Details
E Detailed Occurance Items
code code area
E020 0204 05 Title Error in Bk Developing Assembly
Description The value is lower than the lower limit for the patch.
Remedy Go through the following: DISPLAY > P-LED-DA; perform
cleaning first if P-LED-DA is 3F or more.
If the Patch Sensor (UN47,UN48,UN49) value shows
1-digit, perform remedy from "3".
If the supply area of the Developing Assembly is badly
soiled, toner can be leaked.
1. Check installation of the Developing Assembly and the
Drum.
2. Clean the Patch Sensor Window.
3. Check if the patch sensor is disconnected.
4. Replace the Patch Sensor.
5. Replace the Drum.
6. Check toner leak from the Toner Buffer Unit.
7. Check toner level in the Toner Container.
8. Check short-circuit of the harness of the Toner Supply
Sensor (PS4).
E020 0230 05 Title Error in M Developing Assembly
Description The average of ATR reference value was lower than the
specified value at the time of ATR Sensor initialization.
Remedy 1. Check short-circuit of the ATR Sensor (TS6) Harness.
2. Replace the Developing Assembly.
E020 0231 05 Title Error in M Developing Assembly
Description The average of ATR reference value was higher than the
specified value at the time of ATR Sensor initialization.
Remedy 1. Check if the ATR Sensor (TS6) Connector is properly
connected.
2. Check short-circuit of the ATR Sensor Harness.
3. Replace the Developing Assembly.
E020 0240 05 Title Error in M Developing Assembly
Description Unable to adjust the control voltage at the time of ATR
initialization: less than the specified value (3.2V).
Remedy 1. Check if the ATR Sensor (TS6) Connector is properly
connected.
2. Check short-circuit of the ATR Sensor Harness.
3. Replace the Developing Assembly.
E020 0241 05 Title Error in M Developing Assembly
Description Unable to adjust the control voltage at the time of ATR
initialization: exceeds the specified value (6.8V).
Remedy 1. Check short-circuit of the ATR Sensor (TS6) Harness.
2. Replace the Developing Assembly.
7-13
Description
7-13