Konica Minolta bizhub C203 Service Manual page 499

15. Jam display
15.3 Solution
15.3.1 Initial check items
• When a paper misfeed occurs, first perform the following initial check items.
Check item
Does paper meet product specifications?
Is the paper curled, wavy, or damp?
Is a foreign object present along the paper path, or
is the paper path deformed or worn?
Are 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 operating correctly?
15.3.2 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 [Mode 3].
See P.385
1. Call the Service Mode to the screen.
2. Select [System 1] → [Change Warm Up Time].
4
3. Change the setting to [Mode 4].
See P.385
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
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
454
Field Service Ver. 1.0 Jul. 2007
Replace paper.
Replace paper.
Clean the paper path and replace if necessary.
Clean or replace the defective roll/roller.
Set as necessary.
Correct or replace the defective actuator.
Check items/actions
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
— —