Infiniti FX35 / FX45. Manual - part 173

AV-146

< SERVICE INFORMATION >

INFINITI MOBILE ENTERTAINMENT SYSTEM

Terminal and Reference Value for DVD Player

INFOID:0000000001328779

Terminal

(Wire color)

Item

Signal 

input/ 

output

Condition

Reference value

(+)

(–)

Ignition 

switch

Operation

1 (L)

2 (R)

MES output signal 
(LH)

Output

ACC

Rear AV
switch is ON

3 (LG)

4 (PU)

MES output signal
(RH)

8

—

Shield

—

—

—

—

9 (Y/B)

Ground

Audio ON signal
(MES - H/U) 

Output

ACC

Press “POWER” switch of 
DVD player

Approx. 5 V

11 (L/W)

Ground

Control signal 
(H/U - MES)

Input

ACC

Press “POWER” switch of 
DVD player

Approx. 5 V

15 (LG)

Ground

ACC power supply

Input

ACC

—

Battery voltage

16 (W/L)

Ground

Battery power supply

Input

OFF

—

Battery voltage

17 (G)

19 (LG)

MES output signal 
(Common)

Output

ACC

Play CD or DVD video

Approx. 0 V

18 (L)

19 (LG)

MES output signal 
(L+)

Output

ACC

Play CD or DVD video

19 (LG)

Ground

Ground

—

ON

—

Approx. 0 V

20 (Y)

19 (LG)

MES output signal 
(R+)

Output

ACC

Play CD or DVD video

21 (L)

Ground

ACC power supply

Output

ACC

—

Approx. 5 V

22 (B)

Ground

Ground

—

ON

—

Approx. 0 V

23 (OR)

24 (W)

VIDEO output signal

Output

ACC

Play DVD video

26

—

Shield (Video)

—

—

—

—

27 (PU)

Ground

Ground

—

ON

—

Approx. 0 V

SKIA0177E

SKIA5828E

SKIA5828E

SKIA8863J

INFINITI MOBILE ENTERTAINMENT SYSTEM

AV-147

< SERVICE INFORMATION >

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Terminal and Reference Value for DVD Display

INFOID:0000000001328780

29 (GY)

Ground

DVD communication 
signal TX 
(DVD - LCD)

Output

ACC

Press “POWER” switch of 
DVD player 

30 (BR)

Ground

DVD communication 
signal RX 
(LCD - DVD)

Input

ACC

Press “POWER” switch 
DVD player

31 (Y)

Ground

Battery power supply

Output

—

—

Battery voltage

32 (R)

Terminal

(Wire color)

Item

Signal 

input/ 

output

Condition

Reference value

(+)

(–)

Ignition 

switch

Operation

SKIB0322E

SKIA5832E

Terminal

(Wire color)

Item

Signal 

input/

output

Condition

Reference value

(+)

(–)

Ignition 

switch

Operation

1 (G)

3

MES input signal 
(common)

Input

ACC

Play CD or DVD video

Approx. 0 V

2 (L)

3

MES input signal (L+)

Input

ACC

Play CD or DVD video

3

—

Shield

—

—

—

—

4 (Y)

3

MES input signal (R+)

Input

ACC

Play cd or DVD video

5 (L)

Ground

Switch power

Input

ACC

—

Approx. 5 V

6 (LG)

Ground

Ground

—

ON

—

Approx. 0 V

SKIA5828E

SKIA5828E

AV-148

< SERVICE INFORMATION >

INFINITI MOBILE ENTERTAINMENT SYSTEM

DVD Player Does Not Work

INFOID:0000000001328781

1.

CHECK FUSE

Check that the following fuse of the DVD player are not blown.

OK or NG

OK

>> GO TO 2.

NG

>> If fuse is blown be sure to eliminate case of problem before installing new fuse, refer to 

PG-3

.

2.

CHECK POWER SUPPLY CIRCUIT

7 (OR)

8 (W)

VIDEO input signal 

Input

ACC

Play DVD video

9

—

Shield (Video)

—

—

—

—

10 (PU)

—

Shield 
(MES data)

—

—

—

—

12 (PU)

Ground

Ground

—

ON

—

Approx. 0 V

13 (GY)

10 (PU)

DVD communication 
signal RX 
(DVD - LCD)

Input

ACC

Press “POWER” switch of 
DVD player

14 (BR)

10 (PU)

DVD communication 
signal TX
(LCD - DVD)

Output

ACC

Press “POWER” switch of 
DVD player

15 (Y)

Ground

Battery power supply

Input

OFF

—

Battery voltage

16 (R)

Terminal

(Wire color)

Item

Signal 

input/

output

Condition

Reference value

(+)

(–)

Ignition 

switch

Operation

SKIA8863J

SKIB0322E

SKIA5832E

Unit

Signal

Fuse No.

DVD player

Battery power supply

32

ACC power supply

6

INFINITI MOBILE ENTERTAINMENT SYSTEM

AV-149

< SERVICE INFORMATION >

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Check voltage between DVD player harness connector terminals
and ground.

OK or NG

OK

>> GO TO 3.

NG

>> Repair harness or connector between DVD player and fuse.

3.

CHECK GROUND CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect DVD player connector.

3.

Check continuity between the following DVD player harness
connector B19 terminal 22 and ground.

OK or NG

OK

>> GO TO 4.

NG

>> Repair or harness or connector.

4.

CHECK HARNESS

1.

Disconnect audio unit connector.

2.

Check continuity between DVD player harness connector M73 terminals 9 , 11 and audio unit harness
connector M65 terminals 38 , 40.

3.

Check continuity between DVD player harness connector M73 terminals 9 , 11 and ground.

OK or NG

OK

>> GO TO 5.

NG

>> Repair harness or connector.

5.

CHECK CONTROL SIGNAL 

1.

Connect DVD player connector and audio unit connectors.

2.

Turn ignition switch ACC.

3.

Check voltage between DVD player harness connector M73 ter-
minal 9 and ground.

OK or NG

OK

>> GO TO 6.

NG

>> Replace DVD player.

Terminals

Condition

Reference value

(+)

(–)

Connector

Terminal

M73

16

Ground

Ignition switch OFF

Battery voltage

15

Ignition switch ACC

Battery voltage

SKIB0323E

22 – Ground

: Continuity should exist.

SKIA5846E

9 – 38

: Continuity should exist.

11 – 40

: Continuity should exist.

9 , 11 – Ground

: Continuity should not exist.

Terminals

Condition

Reference 

value

(+)

(–)

Connector

Terminal

Ground

M73

9

Ground

Press “power” switch 

of DVD player 

Approx. 5 V

SKIB0326E