Code: C-0242
Classification: PF: Tray7
Cause:
2nd tandem PF-703/706 middle tray up abnormality.
PF-703: When the upper limit sensor /2 PS9 is OFF, PS9 does not turn On within 20 seconds after the paper lift motor / 2 (M8) turns ON for the lifting operation. Or, the paper suction sensor /Fr2 and Rr2 (PS27 and PS28) turn ON before PS9 turns On while in tray lifting.
PF-706: When the upper limit sensor /2 PS6 is OFF, PS6 does not turn ON within 20 seconds after the paper lift motor /2 (M43) turns ON for the lifting operation.
Measures to take when alert occurs:
The main body and the option stop immediately.
Estimated abnormal parts:
- Upper limit sensor /2 (PS9: PF-703)
- Upper limit sensor /2 (PS6: PF-706)
- Paper lift motor /2 (M8: PF-703)
- Paper lift motor /2 (M43: PF-706)
- PF drive board (PFUDB: PF-703/706)
Correction:
Turn OFF/ON the power switch (SW2) of the main body when releasing an abnormal condition.
Note: The message "Please call service" is displayed on the panel.
Solution:
- Check the paper loaded condition and the rear end restriction plate misaligned of the middle tray, and repair it if any abnormality.
- Check the connector connection and the wiring between PFUDB and motor/sensor, and repair it if any abnormality.
- Check the I/O drive of the motor and the coupling of the gear, and repair/replace it if any abnormality. (Wiring diagram: PF-703: 12-F, PF-706: 7-C).
- Check I/O and the operation of the sensor, and repair/replace it if any abnormality. (Wiring diagram: PF-703: 9-F, PF706: 5-C)
- Replace PS9: PF-703 or PF-706:5-C
- Replace M8: PF-703 or PF-706: 5-C
- Replace PFUDB