Hyundai Elantra MD/UD: Multimedia jack. Schematic Diagrams
        
        Circuit Diagram

| 
		No | 
		
		Terminal Description | 
		
		Condition | 
		
		Specified Condition | 
	
| 
		1 | 
		
		USB /iPod power | 
		
		USB/iPod device is inserted | 
		
		4.9V ~ 5.1V | 
	
| 
		2 | 
		
		USB D- | 
		
		USB device is inserted | 
		
		3.2V ~ 3.45 | 
	
| 
		3 | 
		
		USB D+ | 
		
		USB device is inserted | 
		
		3.2V ~ 3.45 | 
	
| 
		4 | 
		
		iPod detection line | 
		
		iPod device is inserted | 
		
		GND | 
	
| 
		5 | 
		
		- | 
		
		  | 
		
		  | 
	
| 
		6 | 
		
		AUX Reference Ground | 
		
		Always | 
		
		Below 1 ohm | 
	
| 
		7 | 
		
		AUX Left Sound Signal | 
		
		External Auxiliary device is Audio playing(At time of Aux jack use) | 
		
		A waveform synchronized with sound is output | 
	
| 
		8 | 
		
		Rheostat from vehicle + | 
		
		  | 
		
		  | 
	
| 
		9 | 
		
		- | 
		
		  | 
		
		  | 
	
| 
		10 | 
		
		- | 
		
		  | 
		
		  | 
	
| 
		11 | 
		
		Multimedia jack ground | 
		
		  | 
		
		GND | 
	
| 
		12 | 
		
		- | 
		
		  | 
		
		  | 
	
| 
		13 | 
		
		- | 
		
		  | 
		
		  | 
	
| 
		14 | 
		
		AUX Signal Input Detect | 
		
		Auxiliary device is inserted | 
		
		0V(Low) → 5V(High) | 
	
| 
		15 | 
		
		AUX Shield ground | 
		
		  | 
		
		GND | 
	
| 
		16 | 
		
		AUX Right Sound Signal | 
		
		External Auxiliary device is Audio playing(At time of Aux jack use) | 
		
		A waveform synchronized with sound is output | 
	


