Infiniti G35 (V35) Sedan. Manual - part 154

 

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Infiniti G35 (V35) Sedan. Manual - part 154

 

 

AV-388

< COMPONENT DIAGNOSIS >

[BOSE AUDIO WITH NAVIGATION]

HORIZONTAL SYNCHRONIZING (HP) SIGNAL CIRCUIT

HORIZONTAL SYNCHRONIZING (HP) SIGNAL CIRCUIT

Description

INFOID:0000000000964861

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:0000000000964862

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 terminal 8 and AV control unit harness connec-
tor terminal 68.

4.

Check continuity between display unit harness connector terminal 8 and ground.

Is inspection result OK?

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 8 and ground.

Is inspection result OK?

YES

>> Replace AV control unit.

NO

>> Replace Display unit.

8 - 68

: Continuity should exist.

8 - Ground

: Continuity should not exist.

8 - Ground

SKIB3601E

AV

VERTICAL SYNCHRONIZING (VP) SIGNAL CIRCUIT

AV-389

< COMPONENT DIAGNOSIS >

[BOSE AUDIO WITH NAVIGATION]

C

D

E

F

G

H

I

J

K

L

M

B

N

A

O

P

VERTICAL SYNCHRONIZING (VP) SIGNAL CIRCUIT

Description

INFOID:0000000000964863

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:0000000000964864

1.

CHECK CONTINUITY VERTICAL SINCHRONIZING (VP) 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 terminal 20 and AV control unit harness connec-
tor terminal 69.

4.

Check continuity between display unit harness connector terminal 20 and ground.

Is inspection result OK?

YES

>> GO TO 2.

NO

>> Repair harness or connector.

2.

CHECK VERTICAL SINCHRONIZING (VP) 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 20 and ground.

Is inspection result OK?

YES

>> Replace AV control unit.

NO

>> Replace Display unit.

20 - 69

: Continuity should exist.

20 - Ground

: Continuity should not exist.

20 - Ground

SKIB3598E

AV-390

< COMPONENT DIAGNOSIS >

[BOSE AUDIO WITH NAVIGATION]

AUX IMAGE SIGNAL CIRCUIT

AUX IMAGE SIGNAL CIRCUIT

Description

INFOID:0000000000964865

Transmits the image signal of external device from auxiliary input jacks to display unit.

Diagnosis Procedure

INFOID:0000000000964866

1.

CHECK CONTINUITY AUX IMAGE SIGNAL CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect auxiliary input jacks connector and display unit connector.

3.

Check continuity between auxiliary input jacks harness connector terminal 7 and display unit harness con-
nector terminal 15.

4.

Check continuity between auxiliary input jacks harness connector terminal 7 and ground.

Is inspection result OK?

YES

>> GO TO 2.

NO

>> Repair harness or connector.

2.

CHECK AUX IMAGE SIGNAL

1.

Connect auxiliary input jacks connector and display unit connector.

2.

Turn ignition switch ON.

3.

Check signal between auxiliary input jacks harness connector terminal 7 and ground.

Is inspection result OK?

YES

>> Replace display unit.

NO

>> Check that there is no malfunction in the external device.

7 - 15

: Continuity should exist.

7 - Ground

: Continuity should not exist.

7 - Ground

SKIB2251J

AV

CD EJECT SIGNAL CIRCUIT

AV-391

< COMPONENT DIAGNOSIS >

[BOSE AUDIO WITH NAVIGATION]

C

D

E

F

G

H

I

J

K

L

M

B

N

A

O

P

CD EJECT SIGNAL CIRCUIT

Description

INFOID:0000000000964867

The eject signal is output to AV control unit when the eject switch of multifunction switch is pressed.

Diagnosis Procedure

INFOID:0000000000964868

1.

CHECK CONTINUITY CD EJECT SIGNAL CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect multifunction switch connector and AV control unit connector.

3.

Check continuity between multifunction switch harness connector terminal 14 and AV control unit harness
connector terminal 85.

4.

Check continuity between multifunction switch harness connector terminal 14 and ground.

Is inspection result OK?

YES

>> GO TO 2.

NO

>> Repair harness or connector.

2.

CHECK AV CONTROL UNIT VOLTAGE 

1.

Connect multifunction switch connector and AV control unit connector.

2.

Turn ignition switch ON.

3.

Check voltage between AV control unit harness connector terminal 85 and ground.

Is inspection result OK?

YES

>> Replace preset switch.

NO

>> Replace AV control unit.

14 - 85

: Continuity should exist.

14 - Ground

: Continuity should not exist.

85 - Ground

: Approx. 3.3 V

 

 

 

 

 

 

 

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