Samsung APH289SEF Service Manual page 26

5-2 Display of the result of self-diagnostic and check items on the control panel
Error Type
Gas Sensor Error (Open)
Room Temperature Sensor Error (Open/Short)
Auto Shutter Error
Perfect Air Cleaning Fan Motor Error
Communication Error between
Main PCB and Panel PCB
Indoor Pipe Temperature Sensor (Open/Short)
Outdoor Pipe Temperature Sensor (Open/Short)
Samsung Electronics
LED Mark
- Check the Gas Sensor voltage(0V~5V).
- Check the connection wire.
- Check the Temperature Sensor.
- Check the main PCB pattern and wire Open/Short.
- Check the Auto Shutter Sensor.
- Check the Sensor and Motor-driven wire.
- Check the mechanical lock.
- Check the RPM Feedback wire.
- Check the Motor wire.
- Check the wire between Main and Panel.
- Check the CN901 Connector voltage of the Main PCB.
↔ 1 : 12V, 5 ↔ 2 : 5V)
(5
- Check both the connection wire and the Temperature Sensor.
- Check both the connection wire and the Temperature Sensor.
Measures
25