Infiniti F50. Manual - part 183

NAVIGATION SYSTEM

AV-97

C

D

E

F

G

H

I

J

L

M

A

B

AV

Color of RGB Image Is Not Proper

EKS001M5

1. 

COLOR BAR DIAGNOSIS CHECK

Check color tone by “SCREEN ADJUSTMENT” of Confirmation/Adjustment Mode function.
OK or NG

OK

>> Inspection end.

NG

>> GO TO 2.

AV-98

NAVIGATION SYSTEM

2. 

HARNESS CHECK

1.

Turn ignition switch OFF.

2.

Disconnect AV and NAVI control unit connector and Display connector.

3.

Check continuity between AV and NAVI control unit and Display.

4.

Check continuity between AV and NAVI control unit and ground.

●

When the screen looks bluish

●

When the screen looks reddish

●

When the screen looks yellowish

OK or NG

OK

>> GO TO 3.

NG

>> Repair harness.

Terminals

Continuity

AV and NAVI control unit (+)

Display (–)

Connector

Terminal 

(Wire color)

Connector

Terminal 

(Wire color)

B30

18  (L)

M82

1 (L)

YES

B30

19

M82

4

YES

Terminals

Continuity

AV and NAVI control unit(+)

(–)

Connector

Terminal (Wire color)

B30

18 (L),19

Ground

NO

SKIA3521E

Terminals

Continuity

AV and NAVI control unit (+)

Display (–)

Connector

Terminal 

(Wire color)

Connector

Terminal 

(Wire color)

B30

21 (PU)

M82

2 (Y)

YES

B30

19

M82

4

YES

Terminals

Continuity

AV and NAVI control unit(+)

(–)

Connector

Terminal (Wire color)

B30

19, 21 (PU)

Ground

NO

SKIA3522E

Terminals

Continuity

AV and NAVI control unit (+)

Display (–)

Connector

Terminal 

(Wire color)

Connector

Terminal 

(Wire color)

B30

15 (LG)

M82

3 (G)

YES

B30

19

M82

4

YES

Terminals

Continuity

AV and NAVI control unit(+)

(–)

Connector

Terminal (Wire color)

B30

19, 15 (LG)

Ground

NO

SKIA3523E

NAVIGATION SYSTEM

AV-99

C

D

E

F

G

H

I

J

L

M

A

B

AV

3. 

RGB SIGNAL CHECK

1.

Connect AV and NAVI control unit connector and Display connector.

2.

Turn ignition switch ON.

3.

Display “Color bar” by “Confirmation/Adjustment Mode” mode.

4.

Check the following with CONSULT-ll or oscilloscope.

●

When the screen looks bluish.
Voltage signal between AV and NAVI control unit connector B30
terminal 18 (L) and 19.

●

When the screen looks reddish.
Voltage signal between AV and NAVI control unit connector B30
terminal 21 (PU) and 19.

●

When the screen looks yellowish.
Voltage signal between AV and NAVI control unit connector B30 terminal 15 (LG) and 19.

OK or NG

OK

>> Replace Display.

NG

>> Replace AV and NAVI control unit.

18 (L) - 19

: Refer to 

AV-73, "Terminals 

and Reference Value for AV 
and NAVI Control unit"

 .

21 (PU) - 19

: Refer to 

AV-73, "Terminals 

and Reference Value for AV 
and NAVI Control unit"

 .

15 (LG) - 19

: Refer to 

AV-73, "Terminals 

and Reference Value for AV 
and NAVI Control unit"

 .

SKIA3524E

AV-100

NAVIGATION SYSTEM

RGB Screen Is Rolling

EKS001M6

1. 

HARNESS CHECK

1.

Turn ignition switch OFF.

2.

Disconnect AV and NAVI control unit connector and Display connector.

3.

Check continuity between AV and NAVI control unit and Display.

4.

Check continuity between AV and NAVI control unit and ground.

OK or NG

OK

>> GO TO 2.

NG

>> Repair harness.

2. 

RGB SYNCHRONIZING SIGNAL CHECK

1.

Connect AV and NAVI control unit connector and Display connector.

2.

Turn ignition switch ON.

3.

Check the signal between AV and NAVI control unit harness
connector B30 terminals 16 (G) and 14 with CONSULT-ll or
oscilloscope.

OK or NG

OK

>> Replace Display.

NG

>> Replace AV and NAVI control unit.

Terminals

Continuity

AV and NAVI control unit (+)

Display (–)

Connector

Terminal 

(Wire color)

Connector

Terminal 

(Wire color)

B30

16 (G)

M82

7 (L/R)

YES

Terminals

Continuity

AV and NAVI control unit (+)

(–)

Connector

Terminal (Wire color)

B30

16 (G)

Ground

NO

SKIA3525E

16(G) - 14

: Refer to 

AV-73, "Terminals 

and Reference Value for AV 
and NAVI Control unit"

 .

SKIA3526E