Solution; Initial Check Items; Solution When Paper Curl Occurs - Konica Minolta bizhub C203 Service Manual

Field Service Ver. 1.0 Jul. 2007
8.3

Solution

8.3.1

Initial check items

• When a paper misfeed occurs, first perform the following initial check items.
Check Item
Does the paper meet product specifications?
Is paper curled, wavy, or damp?
Is a foreign object present along the paper path, or is
the paper path deformed or worn?
Are the rolls/rollers dirty, deformed, or worn?
Are the edge guide and trailing edge stop at the cor-
rect position to accommodate the paper?
Are the actuators found operational when checked for
correct operation?
8.3.2

Solution when paper curl occurs

Step
1 Turn over the stacked paper in the paper tray.
Does paper curl occur just after a warm-up has been completed or
the sleep mode has been turned OFF?
2
Does paper curl occur under normal conditions (under conditions
other than those mentioned above)?
1. Call the Service Mode to the screen.
2. Select [System 1] → [Change Warm Up Time].
3
3. Change the setting to [Mode3].
See P.385 of the main body service manual.
1. Call the Service Mode to the screen.
2. Select [System 1] → [Change Warm Up Time].
4
3. Change the setting to [Mode4].
See P.385 of the main body service manual.
1. Call the Service Mode to the screen.
2. Select [Machine] → [Fusing Temperature].
5 3. Select a paper type.
4. Change the temperature of Heater Roller to [-10 °C].
See P.337 of the main body service manual.
1. Call the Service Mode to the screen.
2. Select [Machine] → [Fusing Temperature].
6 3. Select a paper type.
4. Change the temperature of Heater Roller to [-20 °C].
See P.337 of the main body service manual.
Change the paper.
See "Solution when paper curl occurs" on P.73.
Clean or change the paper path.
Clean or change the defective roll/roller.
Set as necessary.
Correct or change the defective actuator.
Check items/actions
8. Jam display
Action
OK —
NG Go to step 2.
YES Go to step 3.
YES Go to step 5.
OK —
NG Go to step 4.
— —
OK —
NG Go to step 6
— —
73