Code: C-1537
Classification: PB: PB abnormality
Cause:
The tray moving up process has not been completed within a specified period of time after the cover paper tray lift motor (M73) turns ON.
Measures to take when alert occurs:
The main body and the option stop immediately.
Estimated abnormal parts:
- PB control board (PBCB)
- PB drive board (PBDB1)
- Cover paper tray lift motor (M73)
Press the help key to activate and deactivate the sub power switch (SW2) of the main body.
Note:
- When you isolate the faulty part, the limited use is available.
- The message "Please call service" and "Press [Help] to disengage" are displayed alternately on the touch panel.
- When you press the help key, the message "Please turn on power again" is displayed on the touch panel.
- Check the cover paper supply section, and clean or repair it when there is any abnormality.
- Check the connector connection and the wiring between PBDB1 and the motor, and repair it when there is any abnormality.
- Check the connector connection and the wiring between PBDB1 and PBCB, and repair it when there is 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: PB-503: 19-D)
- Replace M73.
- Replace PBDB1.
- Replace PBCB.