Infiniti M35/M45 Y50. Manual - part 172

SYSTEM DESCRIPTION

AV-65

[WITHOUT MOBILE ENTERTAINMENT SYSTEM]

C

D

E

F

G

H

I

J

L

M

A

B

AV

Location of Antenna

NKS0048K

SKIB8873E

AV-66

[WITHOUT MOBILE ENTERTAINMENT SYSTEM]

TERMINALS AND REFERENCE VALUE FOR CONTROL UNIT

TERMINALS AND REFERENCE VALUE FOR CONTROL UNIT

PFP:00000

Audio Unit for Base System

NKS0048L

Terminal

(Wire color)

Item

Signal

input/

output

Condition

Reference value

+

–

Ignition 

switch

Operation

2

(P)

*1

(R/L)

*2

3

(W)

Audio signal front LH

Output

ON

Receive audio signal.

4

(LG)

5

(SB)

Audio signal rear LH

6

(BR)

15

(G)

Steering switch signal A

Input

ON

Keep pushing SOURCE 
switch.

Approx. 0 V

Keep pushing MENU UP 
switch.

Approx. 1.2 V

Keep pushing MENU DOWN 
switch.

Approx. 2.5 V

Keep pushing ENTER 
switch.

Approx. 3.7 V

Except for above.

Approx. 5 V

7

(V)

Ground

ACC power supply

Input

ACC

−

Battery voltage

8

(B/W)

Ground

Illumination control signal

Input

OFF

Illumination control switch is 
operated by lighting switch 
in ON position.

Change between approx. 0 V 

and approx. 12 V

9

(R)

Ground

Illumination signal

Input

OFF

Lighting switch is OFF.

Approx. 0 V

Lighting switch is ON.

Approx. 12 V

11

(BR)

*1

(P)

*2

12

(R)

*1

(L)

*2

Audio signal front RH

Output

ON

Receive audio signal.

13

(Y)

14

(P)

Audio signal rear RH

15

(G)

Ground

Steering switch signal 
ground

–

ON

–

Approx. 0 V

16

(O)

15

(G)

Steering switch signal B

Input

ON

Keep pushing VOL DOWN 
switch.

Approx. 0 V

Keep pushing VOL UP 
switch.

Approx. 1.2 V

Keep pushing TEL switch.

Approx. 2.5 V

Keep pushing BACK switch.

Approx. 3.7 V

Except for above.

Approx. 5 V

19

(Y)

Ground

Battery power supply

Input

OFF

−

Battery voltage

20

(B)

Ground

Ground

–

ON

–

Approx. 0 V

23

(R)

*1

(Y)

*2

–

Communication signal 
(H)

Input/
Output

–

–

–

SKIB3609E

SKIB3609E

TERMINALS AND REFERENCE VALUE FOR CONTROL UNIT

AV-67

[WITHOUT MOBILE ENTERTAINMENT SYSTEM]

C

D

E

F

G

H

I

J

L

M

A

B

AV

24

(B)

*1

(O)

*2

–

Communication signal
(L)

Input/

Output

–

–

–

30

(BR)

31

(B/R)

TEL voice signal

Input

ON

When inputting telephone 
voice. 

32

(L/G)

*1

(P)

*2

33

(L/Y)

*1

(L)

*2

Voice guidance signal

Input

ON

Push “VOICE” button.

37

–

Shield

–

–

–

–

38

–

Shield

–

–

–

–

41

(R)

45

(G)

Audio signal LH

Input

ON

Satellite radio mode is ON.

42

(B)

46 

(W)

Audio signal RH

Input

ON

Satellite radio mode is ON.

43

(W)

Ground

Communication signal 
(AUDIO-SAT)

Output

ON

Satellite radio mode is ON.

47

–

Shield

–

–

–

–

48

–

Shield

–

–

–

–

50

(B)

Ground

REQ1 (SAT-AUDIO)

Input

ON

Satellite radio mode is ON.

Terminal

(Wire color)

Item

Signal

input/

output

Condition

Reference value

+

–

Ignition 

switch

Operation

SKIB3609E

SKIB3609E

SKIB3609E

SKIB3609E

SKIB3826E

SKIB3825E

AV-68

[WITHOUT MOBILE ENTERTAINMENT SYSTEM]

TERMINALS AND REFERENCE VALUE FOR CONTROL UNIT

●

*1: 2WD models without navigation system and RAS

●

*2: Except *1

Audio Unit for BOSE System

NKS0048M

51

(R)

Ground

Communication signal
(SAT-AUDIO)

Input

ON

Satellite radio mode is ON.

53

Ground

Antenna amp ON signal

Output

ON

−

Approx. 12 V

54

–

AM-FM main

Input

–

–

–

55

–

FM sub

Input

–

–

–

Terminal

(Wire color)

Item

Signal

input/

output

Condition

Reference value

+

–

Ignition 

switch

Operation

SKIB3824E

Terminal

(Wire color)

Item

Signal

input/

output

Condition

Reference value

+

–

Ignition 

switch 

Operation

2

(R/L)

3

(W)

Audio signal LH

Output

ON

Receive audio signal.

6

(BR)

15

(G)

Steering switch signal A

Input

ON

Keep pushing SOURCE 
switch.

Approx. 0 V

Keep pushing MENU UP 
switch.

Approx. 1.2 V

Keep pushing MENU DOWN  
switch.

Approx. 2.5 V

Keep pushing ENTER 
switch.

Approx. 3.7 V

Except for above.

Approx. 5 V

7

(V)

Ground

ACC power supply

Input

ACC

−

Battery voltage

8

(B/W)

Ground

Illumination control signal

Input

OFF

Illumination control switch is 
operated by lighting switch 
in ON position.

Change between approx. 0 V 

and approx. 12 V

9

(R)

Ground

Illumination signal

Input

OFF

Lighting switch is OFF.

Approx. 0 V

Lighting switch is  ON.

Approx. 12 V

11

(P)

12

(L)

Audio signal RH

Output

ON

Receive audio signal.

SKIB3609E

SKIB3609E