Code: C-0240
Classification: PF: Tray6
Cause:
2nd tandem PF-703/706 upper tray abnormality.
PF-703: When the upper limit sensor /1 (PS5) is OFF, PS5 does not turn ON within 20 seconds after the paper lift motor /1 (M7) turns ON for lifting operation. Or, the paper suction sensor /Fr1 and /Rr1 (PS25 and PS26) turn ON before PS5 turns ON while in tray lifting.
PF-706: When the upper limit sensor /1 (PS2) is OFF, PS2 does not turn within 20 seconds after the paper lift motor /1 (M42) 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 /1 (PS5: PF-703)
- Upper limit sensor /1 (PS2: PF-706)
- Paper lift motor /1 (M7: PF-703)
- Paper lift motor /1 (M42: 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 upper 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: 6-F, PF-706: 5-C).
- Check I/O and the operation of the sensor, and repair/replace it if any abnormality. (Wiring diagram: PF-703: 3-F, PF-706: 3-C)
- Replace PS5: PF-703 of PS2: PF-706
- Replace M7: PF-703 or M42: PF-706
- Replace PFUDB