Mazda Protege 99 cd机接口针脚定义

Mazda Protege 99 cd机接口针脚定义
PIN	Signal name	Function
1	NC	Not used
2	TNS	Unknown (something to do with dimming lamps?)
3	BATT	Constant 12V power.
4	ACC	12V DC when Key is in accessory mode
5	D-GND	Data Ground (for use with BUS pin #13)
6	AUX-O	Unknown (Let me know if you know about this)
7	L-IN	Left audio input
8	R-IN	Right audio input
9	NC	Not used
10	-ILL	Controls panel illumination. No connection for bright, increased voltage dims the panel light.
11	MUTE	Input - Connect this to Pin#3 and the speakers are muted.
12	P-GND	Power ground
13	BUS	Data bus for communicating with CD Changer
14	AUX-I	Input - When connected to Pin#4 the line inputs are selected
15	SET-C	Unknown (Let me know if you know about this)
16	S-GND	Signal ground for audio inputs