Panasonic DP-2310 Service Handbook page 56

E3: Development System Error
Code
E3- 01 Toner Bottle Motor Rotation
E3- 03 Toner Density Sensor Gain
E3- 20 Main Motor Rotation
E3- 40 Copy Density Sensor Output
Adjustment
E4: Fuser Unit Error
Code
E4- 01 Fuser Warm-up Temperature
E4- 02 Fuser Paper Jam
Ver. 1.00
Function
Function
Possible Cause(s)
1. Toner Bottle Motor connector disconnected.
2. Toner Bottle Motor defective.
3. Toner Bottle Motor Drive Mechanism defective.
4. Toner Bottle installed incorrectly.
5. SPC PCB connector disconnected.
6. SPC PCB defective.
7. Toner Bottle Home Position Sensor connector
disconnected.
8. Toner Bottle Home Position Sensor defective.
1. Sensor connector disconnected.
2. Sensor defective.
3. SPC PCB connector disconnected.
4. SPC PCB defective.
1. Drive Mechanism defective.
2. Main Motor connector disconnected.
3. Main Motor defective.
4. SPC PCB connector disconnected.
5. SPC PCB defective.
6. LVPS defective.
1. CDS PCB connector disconnected.
2. CDS PCB defective.
3. SPC PCB connector disconnected.
4. SPC PCB defective.
Possible Cause(s)
1. Fuser Thermistor dirty.
2. Thermistor position incorrect.
3. Thermistor defective.
4. Thermistor connector disconnected.
5. Fuser Lamp connector disconnected.
6. Fuser Lamp defective.
7. Fuser Thermostat defective.
8. Thermal Fuse defective.
9. ACD PCB connector disconnected.
10. ACD PCB defective.
11. NFL PCB connector disconnected.
12. NFL PCB defective.
13. SPC PCB connector disconnected.
14. SPC PCB defective.
15. Fuser temperature low. (Adjust F6-31)
1. Paper Jam in Fuser Unit.
2. Paper Exit Sensor 1 or 2 disconnected.
3. Paper Exit Sensor 1 or 2 defective.
4. SPC PCB connector disconnected.
5. SPC PCB defective.
56
DP-2310/3010
APR 2003