Nissan Teana J32. Manual - part 97

 

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Nissan Teana J32. Manual - part 97

 

 

AV

RGB (B: BLUE) SIGNAL CIRCUIT (AV CONTROL UNIT TO DISPLAY UNIT)

AV-243

< COMPONENT DIAGNOSIS >

[BOSE AUDIO WITHOUT NAVIGATION]

C

D

E

F

G

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B

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RGB (B: BLUE) SIGNAL CIRCUIT (AV CONTROL UNIT TO DISPLAY UNIT)

Description

INFOID:0000000003765707

Transmit the image displayed with AV control unit or NAVI control unit with RGB signal to the display unit.

Diagnosis Procedure

INFOID:0000000003901187

1.

CHECK CONTINUITY RGB (B: BLUE) SIGNAL CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect display unit connector and AV control unit connector.

3.

Check continuity between display unit harness connector and AV control unit harness connector.

4.

Check continuity between display unit harness connector and ground.

Is inspection result normal?

YES

>> GO TO 2.

NO

>> Repair harness or connector.

2.

CHECK RGB (B: BLUE) SIGNAL

1.

Connect display unit connector and AV control unit connector.

2.

Turn ignition switch ON.

3.

Check signal between display unit harness connector terminal and ground using an oscilloscope.

Is inspection result normal?

YES

>> Replace display unit.

NO

>> Replace AV control unit.

Display unit

AV control unit

Continuity

Connector

Terminal

Connector

Terminal

M49

18

M129

38

Existed

Display unit

Ground

Continuity

Connector

Terminal

M49

18

Not existed

(+)

(

)

Condition

Reference value

Display unit

Connector

Terminal

M49

18

Ground

Start Confirmation / Adjustment 
mode, and then display color bar 
by selecting “Color Spectrum Bar” 
on DISPLAY DIAGNOSIS screen.

SKIB2237J

AV-244

< COMPONENT DIAGNOSIS >

[BOSE AUDIO WITHOUT NAVIGATION]

RGB SYNCHRONIZING SIGNAL CIRCUIT (AV CONTROL UNIT TO DISPLAY 

UNIT)

RGB SYNCHRONIZING SIGNAL CIRCUIT (AV CONTROL UNIT TO DIS-
PLAY UNIT)

Description

INFOID:0000000003765709

Transmit the RGB synchronizing signal to the display unit so as to synchronize the RGB image displayed with
AV control unit or NAVI control unit.

Diagnosis Procedure

INFOID:0000000003901188

1.

CHECK CONTINUITY RGB SYNCHRONIZING SIGNAL CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect display unit connector and AV control unit connector.

3.

Check continuity between display unit harness connector and AV control unit harness connector.

4.

Check continuity between display unit harness connector and ground.

Is inspection result normal?

YES

>> GO TO 2.

NO

>> Repair harness or connector.

2.

CHECK RGB SYNCHRONIZING SIGNAL

1.

Connect display unit connector and AV control unit connector.

2.

Turn ignition switch ON.

3.

Check signal between display unit harness connector terminal and ground using an oscilloscope.

Is inspection result normal?

YES

>> Replace display unit.

NO

>> Replace AV control unit.

Display unit

AV control unit

Continuity

Connector

Terminal

Connector

Terminal

M49

19

M129

41

Existed

Display unit

Ground

Continuity

Connector

Terminal

M49

19

Not existed

(+)

(

)

Condition

Reference value

Display unit

Connector

Terminal

M49

19

Ground

SKIB3603E

AV

RGB AREA (YS) SIGNAL CIRCUIT

AV-245

< COMPONENT DIAGNOSIS >

[BOSE AUDIO WITHOUT NAVIGATION]

C

D

E

F

G

H

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RGB AREA (YS) SIGNAL CIRCUIT

Description

INFOID:0000000003765711

Transmits the display area of RGB image displayed by AV control unit or NAVI control unit with RGB area (YS)
signal to display unit.

Diagnosis Procedure

INFOID:0000000003901189

1.

CHECK CONTINUITY RGB AREA (YS) SIGNAL CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect display unit connector and AV control unit connector.

3.

Check continuity between display unit harness connector and AV control unit harness connector.

4.

Check continuity between display unit harness connector terminal 9 and ground.

Is inspection result normal?

YES

>> GO TO 2.

NO

>> Repair harness or connector.

2.

CHECK RGB SYNCHRONIZING SIGNAL

1.

Connect display unit connector and AV control unit connector.

2.

Turn ignition switch ON.

3.

Check signal between display unit harness connector terminal and ground using an oscilloscope.

Is inspection result normal?

YES

>> Replace display unit.

NO

>> Replace AV control unit.

Display unit

AV control unit

Continuity

Connector

Terminal

Connector

Terminal

M49

9

M129

43

Existed

Display unit

Ground

Continuity

Connector

Terminal

M49

9

Not existed

(+)

(

)

Condition

Reference value

Display unit

Connector

Terminal

M49

9

Ground

When RGB image is displayed.

Approx. 5 V

When AUX image is displayed.

PKIB4948J

AV-246

< COMPONENT DIAGNOSIS >

[BOSE AUDIO WITHOUT NAVIGATION]

HORIZONTAL SYNCHRONIZING (HP) SIGNAL CIRCUIT

HORIZONTAL SYNCHRONIZING (HP) SIGNAL CIRCUIT

Description

INFOID:0000000003765713

In composite image (AUX image, camera image), transmit the vertical synchronizing (VP) signal and horizon-
tal synchronizing (HP) signal from display unit to AV control unit so as to synchronize the RGB images dis-
played with AV control unit such as the image quality adjusting menu, etc.

Diagnosis Procedure

INFOID:0000000003901190

1.

CHECK CONTINUITY HORIZONTAL SYNCHRONIZING (HP) SIGNAL CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect display unit connector and AV control unit connector.

3.

Check continuity between display unit harness connector and AV control unit harness connector.

4.

Check continuity between display unit harness connector and ground.

Is inspection result normal?

YES

>> GO TO 2.

NO

>> Repair harness or connector.

2.

CHECK HORIZONTAL SYNCHRONIZING (HP) SIGNAL

1.

Connect display unit connector and AV control unit connector.

2.

Turn ignition switch ON.

3.

Check signal between display unit harness connector terminal and ground using an oscilloscope.

Is inspection result normal?

YES

>> Replace AV control unit.

NO

>> Replace display unit.

Display unit

AV control unit

Continuity

Connector

Terminal

Connector

Terminal

M49

8

M129

45

Existed

Display unit

Ground

Continuity

Connector

Terminal

M49

8

Not existed

(+)

(

)

Condition

Reference value

Display unit

Connector

Terminal

M49

8

Ground

SKIB3601E

 

 

 

 

 

 

 

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