INFINITI FX35 2005 Service Manual

AV-182
INFINITI MOBILE ENTERTAINMENT SYSTEM
Revision: 2005 July 2005 FX
INFINITI MOBILE ENTERTAINMENT SYSTEMPFP:28184
System DescriptionAKS007WH
Refer to Owner's Manual for mobile entertainment system operating instructions.
Power is supplied at all times

through 15A fuse (No. 32, located in the fuse and fusible link block)

to DVD player terminal 16

through DVD player terminals 31 and 32

to DVD display terminals 15 and 16.
With the ignition switch in the ACC or ON position, power is supplied

through 10A fuse [No. 6, located in the fuse block (J/B)]

to DVD player terminal 15

through DVD player terminal 21

to DVD display terminal 5.
Ground is supplied

to DVD player terminal 22

through body ground B15 and B45

to DVD player terminals 19, 27

through DVD display terminals 6, 10 and 12.
When DVD player power switch is ON, power is supplied

through DVD player terminal 9

to audio unit terminal 38 and

through audio unit terminal 40

to DVD player terminal 11.
When DVD player power switch is ON, DVD sound signals are supplied

through DVD player terminals 17, 18, and 20

to DVD display terminals 1, 2 and 4.
DVD sound can be heard by the head phone.
When rear AV switch is ON, audio signals are supplied

through DVD player terminals 1, 2, 3, and 4

to audio unit terminals 37, 39, 43, and 42.
DVD sound can be heard from the speaker.
When DVD player power switch is ON, video signals are supplied

through DVD player terminals 23 and 24

to DVD display terminals 7 and 8.
When remote controller is operated, operation signals are supplied

through DVD display terminal 14

to DVD player terminal 30 and

through DVD player terminal 29

to DVD display terminal 13.

INFINITI MOBILE ENTERTAINMENT SYSTEM AV-183
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Revision: 2005 July 2005 FX
Component Parts and Harness Connector LocationAKS007WG
SKIA6550E

AV-184
INFINITI MOBILE ENTERTAINMENT SYSTEM
Revision: 2005 July 2005 FX
Wiring Diagram – MES –AKS007WI
TKWM0595E

INFINITI MOBILE ENTERTAINMENT SYSTEM AV-185
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Revision: 2005 July 2005 FX
TKWM1095E

AV-186
INFINITI MOBILE ENTERTAINMENT SYSTEM
Revision: 2005 July 2005 FX
Terminals and Reference Value for DVD PlayerAKS007WJ
Terminal
(Wire color) Item Signal
input/
output Condition
Reference value Example of
symptom
(+) (–) Ignition
switch Operation
1 (L) 2 (R) MES output
signal (LH)
Output ACC Rear AV
switch is ON No sound
from speaker LH
3 (LG) 4 (PU) MES output
signal (RH) No sound
from speaker RH
8—Shield —— — — —
9
(Y/B) Ground Audio ON sig-
nal (MES - H/
U) Output ACC Push “POWER”
switch of DVD
player Approx. 5 V
System dose not
work properly.
10
(R/Y) Ground Illumination
control signal Input OFF Illumination con-
trol switch is oper-
ated by lighting
switch in 1st posi-
tion. Changes between approx. 0 V
and approx. 12 V. DVD display illumi-
nation cannot be
controlled.
11
(L/W) Ground Control sig-
nal (H/U -
MES) Input ACC Push “POWER”
switch of DVD
player Approx. 5 V
System dose not
work properly.
12
(R/L) Ground Illumination
signal Input OFF Lighting switch is
ON (1st position). Approx. 12 V DVD display illumi-
nation dose not
come on when light-
ing switch is ON (1st
position).
Lighting switch
OFF. Approx. 0 V
15
(LG/R) GroundACC power
supply Input ACC — Battery voltage System does not
work properly.
16
(W/L) Ground
Battery power
supply Input OFF — Battery voltage
System dose not
work properly.
17 (G) 19 (LG) MES output
signal (Com-
mon) 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 No sound from head
phone LH
19 (LG) Ground Ground — ON — Approx. 0 V —
20 (Y) 19 (LG) MES output
signal (R+) Output ACC Play CD or DVD
video No sound from head
phone RH
21 (L) Ground ACC power
supply Output ACC — Approx. 5 V Display does not
work properly.
22 (B) Ground Ground — ON — Approx. 0 V —
SKIA0177E
SKIA5828E
SKIA5828E

INFINITI MOBILE ENTERTAINMENT SYSTEM AV-187
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Revision: 2005 July 2005 FX
Terminals and Reference Value for DVD DisplayAKS007WK
23
(OR) 24 (W) VIDEO out-
put signal Output ACC Play DVD video No picture
26 Ground Shield (Video) — ON — Approx. 0 V —
27 (PU) Ground Ground — ON — Approx. 0 V —
29
(GY) Ground DVD commu-
nication sig-
nal TX
(DVD - LCD) Output ACC
Push “POWER”
switch of DVD
player Display does not
work properly.
30 (BR) Ground DVD commu-
nication sig-
nal RX
(LCD - DVD) Input ACC
Push “POWER”
switch DVD
player Remote controller
does not work.
31 (Y) Ground Battery power
supply Output — — Battery voltage Display dose not
work properly.
32 (R) Terminal
(Wire color) Item Signal
input/
output Condition
Reference value Example of
symptom
(+) (–) Ignition
switch Operation
SKIA8863J
SKIB0322E
SKIA5832E
Terminal
(Wire color) Item Signal
input/
output Condition
Reference value Example of
symptom
(+) (–) Ignition
switch Operation
1 (G) 3 MES input sig-
nal (common) Input ACC Play CD or DVD
video Approx. 0 V —
2 (L) 3 MES input sig-
nal (L+) Input ACC
Play CD or DVD
video No sound from
head phone LH
3 Ground Shield — ON — Approx. 0 V —
4 (Y) 3 MES input sig-
nal (R+) Input ACC Play cd or DVD
video No sound from
head phone RH
5 (L) Ground Switch power Input ACC — Approx. 5 V Display does not
work properly.
SKIA5828E
SKIA5828E

AV-188
INFINITI MOBILE ENTERTAINMENT SYSTEM
Revision: 2005 July 2005 FX
6 (LG) Ground Ground — ON — Approx. 0 V —
7 (OR) 8 (W) VIDEO input
signal Input ACC Play DVD video No picture
9 Ground Shield (Video) — ON — Approx. 0 V —
10 (G) Ground Shield
(MES data) — ON — Approx. 0 V —
12 (PU) Ground Ground — ON — Approx. 0 V —
13 (GY) 10 (G) DVD commu-
nication signal
RX
(DVD - LCD) Input ACC
Push “POWER”
switch of DVD
player Display does not
work properly.
14 (BR) 10 (G) DVD commu-
nication signal
TX
(LCD - DVD) Output ACC
Push “POWER”
switch of DVD
player Remote control-
ler does not
work.
15 (Y) Ground Battery power
supply Input OFF — Battery voltage
Display dose not
work properly.
16 (R) Terminal
(Wire color) Item Signal
input/
output Condition
Reference value Example of
symptom
(+) (–) Ignition
switch Operation
SKIA8863J
SKIB0322E
SKIA5832E

INFINITI MOBILE ENTERTAINMENT SYSTEM AV-189
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Revision: 2005 July 2005 FX
DVD Player Does Not WorkAKS007WO
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,
"POWER SUPPLY ROUTING CIRCUIT" .
2. CHECK POWER SUPPLY CIRCUIT
Check voltage between connector terminals and ground as follows.
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 (B) 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 terminal 9 (Y/B), 11 (L/W) and audio unit harness connector M65 terminal 38 (Y/B), 40 (L/W).
3. Check continuity between DVD player harness connector M73 terminal 9 (Y/B), 11 (L/W) and ground.
OK or NG
OK >> GO TO 5.
NG >> Repair harness or connector.
Unit Signal Fuse NO.
DVD player Battery power supply 32
ACC power supply 6
Terminals
Condition Reference value
(+)
(–)
Connector Terminal
(Wire color)
M73 16 (W/L)
Ground Ignition switch OFF Battery voltage
15 (LG/R) Ignition switch ACC Battery voltage
SKIB0323E
22 (B) – Ground : Continuity should exist.
SKIA5846E
9 (Y/B) - 38 (Y/B) : Continuity should exist.
11 (L/W) - 40 (L/W) : Continuity should exist.
9 (Y/B), 11 (L/W) - Ground : Continuity should not exist.

AV-190
INFINITI MOBILE ENTERTAINMENT SYSTEM
Revision: 2005 July 2005 FX
5. CHECK CONTROL SIGNAL
1. Connect DVD player connector and audio unit connector.
2. Turn ignition switch ACC.
3. Check voltage between DVD player harness connector M73 ter- minal 9 (Y/B) and ground.
OK or NG
OK >> GO TO 6.
NG >> Replace DVD player.
6. CHECK CONTROL SIGNAL
Check voltage between DVD player harness connector M73 terminal
11 (L/W) and ground.
OK or NG
OK >> Replace DVD player.
NG >> Replace audio unit.
Terminals
Condition Reference
value
(+) (–)
Connector Terminal
(Wire color) Ground
M73 9 (Y/B) Ground Push “power” switch
of DVD player Approx. 5 V
SKIB0326E
Terminals
Condition Reference
value
(+) (–)
Connector Terminal
(Wire color) Ground
M73 11 (L/W) Ground Push “power” switch
of DVD player Approx. 5 V
SKIB0328E

INFINITI MOBILE ENTERTAINMENT SYSTEM AV-191
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Revision: 2005 July 2005 FX
Screen Is Not Shown (While Sounds Come Out of an Audio Speaker, Did Not Do
of a Head Phone)
AKS00CPV
1. CHECK POWER SUPPLY CIRCUIT
1. Check voltage between DVD player harness connector B19 ter- minal 31 (Y), 32 (R) and ground.
2. Turn ignition switch ACC.
3. Check voltage between DVD player harness connector B19 ter- minal 21 (L) and ground.
OK or NG
OK >> GO TO 2.
NG >> Replace DVD player. 31 (Y), 32 (R) – Ground : Battery voltage
SKIA5850E
21 (L) – Ground : Approx. 5 V
SKIA7021E