Code: C-0527
Classification: PF: PF power source abnormality
Cause:
2nd tandem PF-703 paper leading edge separation fan /Fr2 (FM7) power abnormality.
The FM7EM error detection signal is detected twice in succession within a specified period of time after FM7 was turned ON. At this time, an error detection signal (blowout of ICP) is detected.
Measures to take when alert occurs:
The main body and the option stop immediately.
Estimated abnormal parts:
- Paper leading edge separation fan /Fr2 (FM7: PF-703)
- PF drive board (PFUDB: PF-703)
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 connector connection and the wiring between PFUDB and the fan, and repair it if any abnormality.
- Rotate the fan or I/O by hand, and repair it if any abnormality. (Wiring diagram: PF-703: 11-F).
-
Replace FM7 and PFUDB.