Code: C-1332
Classification: PB: PB abnormality
Cause:
An rotation error detection signal is detected continuously for a specified period of time while the exhaust fan /1 (FM80) is started or driving.
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)
- Exhaust fan/1 (FM80)
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.
Solution:
- Check the connector connection and the wiring between PBDB1 and the fan, and repair it when there is any abnormality.
- Rotate the fan or I/O by hand, and repair it when there is any abnormality. (Wiring diagram: PB-503: 3-D, 19-U).
- Replace FM80.
- Replace PBDB1.
- Replace PBCB.