Panasonic CS-C18HKD Service Manual page 41

3. Active e-ion Air Purifying system breakdown error:
• Judgment Method
- When hi-feedback voltage (at microcontroller) supplied to filter during e-ion stop, e-ion AIR PURIFYING SYSTEM
breakdown error shows immediately.
- It is due to indoor PCB or filter's high voltage power supply damage.
- Operations except e-ion continue. Both Timer indicator and e-ion indicator blink.
• Troubleshooting Method
- Press "e-ion" button or "OFF/ON" button to stop the operation.
- Change main circuit board or filter's high voltage power supply.
- When lo-feedback voltage supplied to e-ion AIR PURIFYING SYSTEM during e-ion operation, e-ion indicator and Timer
indicator stop blinking.
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