III. Receiver Module, Main Receiver Board

h)	CLOCK button	Starts and stops the setting of time of the day.
		Deactivates timer function.
		The accuracy of the time setting must be + / - 15 second
		per day.
i)	SLEEP button	Activates / deactivates sleep function
j)	START button	Activate / deactivate ON timer
k)	STOP button	Activates / deactivates OFF timer
l)	HR. button	Adjusts the hour setting of the time of the day if the
		CLOCK button has been pressed prior to this step. Adjust
		the hour setting of the ON/OFF timer if the Start/Stop
		button has been pressed.
m)	MIN. button	Adjusts the minute setting of the time of the day if the
		CLOCK button has been pressed prior to this step. Adjust
		the minute setting of the ON/OFF timer if the Start/Stop
		button has been pressed.

(a)to (d) and (i) are exposed buttons. The remaining buttons are concealed behind a hinged door.

A "beep" sound, acknowledging the reception of a valid infrared signal will be generated by the main receiver board if a valid button is pressed.

III. Receiver Module

Input Voltage:	220/240 Vac ±10%, 50/60Hz.
Power Relay Contact Ratings:	240Vac/30A, for compressor.
	240Vac/5A, for indoor fan motor, outdoor fan motor
	and 4-way valve.

Main board, where the dual in-line package (SDIP) microcontroller is mounted.

It also holds a push button switch called Operation/Filter Reset Button. Main receiver board material must be PR4 Grade.