2008 INFINITI FX35 audio

AV-138
< SERVICE INFORMATION >
NAVIGATION SYSTEM
Voice Guidance Is Not Heard
INFOID:0000000001328769
Symptom: Voice guidance does not sound at route guidance.
1.CHECK HARNESS
1. Turn ignition switch OFF.
2. Disconnect NAVI control unit and audio unit connectors.
3. Check continuity between NAVI control unit harness connector (A) B208 terminals 12, 14 and audio unit harness connector (B)
M60 terminals 36, 34.
4. Check continuity between NAVI control unit harness connector (A) B208 terminals 12, 14 and ground.
OK or NG
OK >> GO TO 2.
NG >> Repair harness or connector.
2.CHECK VOICE GUIDANCE SIGNAL
1. Connect NAVI control unit and audio unit connectors.
2. Turn ignition switch ON.
3. Check voltage waveform between NAVI control unit harness connector B208 terminals 12 and 14 with CONSULT-III or oscil-
loscope.
OK or NG
OK >> Replace audio unit.
NG >> Replace NAVI control unit.
Example of Symptom Poss ible No MalfunctionINFOID:0000000001328770
For Navigation System operation information, refer to Navigation System Owner's Manual.
BASIC OPERATIONS
12 – 36 : Continuity should exist.
14 – 34 : Continuity should exist.
12, 14 – Ground : Continuity should not exist.
SKIB7865E
12 – 14:
SKIB7003ESKIB3609E
Symptom Possible cause Possible solution
No image is displayed. The brightness is at the lowest setting. Adjust the brightness of the display.
The display is turned off.
Press and hold the button to turn on the
display.
No voice guidance is available.
The volume is too high or too low. The volume is not set correctly, or it is turned off. Adjust the volume of voice guidance.
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C

AV-142
< SERVICE INFORMATION >
NAVIGATION SYSTEM
Removal and Installation of GPS Antenna
INFOID:0000000001328772
REMOVAL
1. Remove audio unit. Refer to AV-41, "Removal and Installation of Audio Unit".
2. Remove screw (1) and remove GPS antenna.
INSTALLATION
Installation is the reverse order of removal.
Removal and Installation of A/C and AV SwitchINFOID:0000000001328773
For A/C and AV switch removal and installation procedures, refer to AV-42, "Removal and Installation for A/C
and AV Switch".
Removal and Installation of Display UnitINFOID:0000000001328774
For display unit removal and installation procedures, refer to AV-42, "Disassembly and Assembly of Audio
Unit".
Removal and Installation of Display Control UnitINFOID:0000000001328775
For display control unit removal and installation procedures, refer to AV-86, "Removal and Installation of Dis-
play Control Unit"
SKIA5824E
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C

INFINITI MOBILE ENTERTAINMENT SYSTEMAV-143
< SERVICE INFORMATION >
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INFINITI MOBILE ENTERTAINMENT SYSTEM
System DescriptionINFOID:0000000001328776
Refer to Owner's Manual for mobile enter tainment 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 operat ed, 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.
Component Parts LocationINFOID:0000000001328777
SKIB8693E
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C

AV-146
< SERVICE INFORMATION >
INFINITI MOBILE ENTERTAINMENT SYSTEM
Terminal and Reference Value for DVD Player
INFOID:0000000001328779
Te r m i n a l
(Wire color) ItemSignal
input/
output Condition
Reference value
(+) (–) Ignition
switch Operation
1 (L) 2 (R) MES output signal
(LH)
Output ACCRear 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 ACCPress “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
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C

INFINITI MOBILE ENTERTAINMENT SYSTEMAV-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 har ness 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.
Te r m i n a l s 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.
Te r m i n a l s ConditionReference
value
(+) (–)
Connector Terminal Ground
M73 9 Ground Press “power” switch
of DVD player Approx. 5 V
SKIB0326E
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C

AV-150
< SERVICE INFORMATION >
INFINITI MOBILE ENTERTAINMENT SYSTEM
6.CHECK CONTROL SIGNAL
Check voltage between DVD player harness connector M73 terminal
11 and ground.
OK or NG
OK >> Replace DVD player.
NG >> Replace audio unit.
Screen Is Not Shown (While So unds Come Out of an Audio Speaker, Did Not Do of a
Head Phone)
INFOID:0000000001328782
1.CHECK POWER SUPPLY CIRCUIT
1. Check voltage between DVD player harness connector B19 ter- minals 31, 32 and ground.
2. Turn ignition switch ACC.
3. Check voltage between DVD player harness connector B19 ter- minal 21 and ground.
OK or NG
OK >> GO TO 2.
NG >> Replace DVD player.
2.CHECK HARNESS
1. Turn ignition switch OFF.
2. Disconnect DVD display connector.
Te r m i n a l s
ConditionReference
value
(+) (–)
Connector Terminal Ground
M73 11 Ground Press “power”
switch of DVD play- er Approx. 5 V
SKIB0328E
31 , 32 – Ground : Battery voltage
SKIA5850E
21 – Ground : Approx. 5 V
SKIA7021E
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C

INFINITI MOBILE ENTERTAINMENT SYSTEMAV-151
< SERVICE INFORMATION >
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3. Check continuity between DVD player harness connector B19 terminals 21, 31, 32 and DVD display harness connector B61
terminals 5, 15, 16.
4. Check continuity between DVD player harness connector B19 terminals 21, 31, 32 and ground.
5. Check continuity between DVD player harness connector B19 terminals 19, 27 and DVD display harness connector B61 termi-
nals 6, 10, 12.
6. Check continuity between DVD player harness connector B19 terminals 19, 27 and ground.
OK or NG
OK >> Replace DVD display.
NG >> Repair harness or connector.
Screen Is not Shown (Sounds Come Out of Both an Audio Speaker and a Head Phone)
INFOID:0000000001328783
1.CHECK HARNESS
1. Turn ignition switch OFF.
2. Disconnect DVD player and DVD display connectors.
3. Check continuity between DVD player harness connector B19 terminals 23, 24 and DVD display harness connector B61 termi-
nals 7, 8.
4. Check continuity between DVD player harness connector B19 terminals 23, 24 and ground.
OK or NG
OK >> GO TO 2.
NG >> Repair harness or connector.
2.CHECK VIDEO SIGNAL
1. Connect DVD player and DVD display connectors.
2. Turn ignition switch ACC. 21 – 5 : Continuity should exist.
31 – 15 : Continuity should exist.
32 – 16 : Continuity should exist.
21, 31, 32 – Ground : Cont
inuity should not exist.
19 – 6 : Continuity should exist.
27 – 10, 12 : Continuity should exist.
19, 27 – Ground : Contin uity should not exist.
SKIA7032E
PKIB6543E
23 – 7 : Continuity should exist.
24 – 8 : Continuity should exist.
23, 24 – Ground : Continuity should not exist.
SKIA7044E
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C

INFINITI MOBILE ENTERTAINMENT SYSTEMAV-155
< SERVICE INFORMATION >
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OK or NG
OK >> GO TO 2.
NG >> Replace audio unit.
2.CHECK A/C AND AV SWITCH SELF-DIAGNOSIS
A/C and AV switch self-diagnosis. Check “REAR AV” switch. Refer to AV-78, "
A/C and AV Switch Self-Diagno-
sis Function".
OK or NG
OK >> GO TO 3.
NG >> Replace A/C and AV switch.
3.CHECK HARNESS
1. Turn ignition switch OFF.
2. Disconnect DVD player and audio unit connectors.
3. Check continuity between DVD player harness connector M73 terminals 1, 2, 3, 4 and audio unit harness connector M65 termi-
nals 37, 39, 43, 42.
4. Check continuity between DVD player harness connector M73 terminals 1, 2, 3, 4 and ground.
OK or NG
OK >> GO TO 4.
NG >> Repair harness or connector.
4.CHECK MES SOUND SIGNAL
1. Connect DVD player and audio unit connectors.
2. Turn ignition switch ACC and Press “POWER” switch of DVD player.
3. Check the signal between DVD player harness connector M73 terminals 1 and 2, 3 and 4 with CONSULT-III or oscilloscope.
OK or NG
OK >> Replace audio unit.
NG >> Replace DVD player.
Removal and Installation for DVD PlayerINFOID:0000000001328787
REMOVAL
1. Remove center console. Refer to IP-10.
2. Remove center console rear finisher. Refer to IP-11, "
Removal and Installation".
1 – 37 : Continuity should exist.
2 – 39 : Continuity should exist.
3 – 43 : Continuity should exist.
4 – 42 : Continuity should exist.
1, 2, 3, 4 – Ground : Co
ntinuity should not exist.
SKIA7034E
Te r m i n a l
Condition Reference value
(+) (–)
12
Play CD or DVD video.
34
SKIA7035E
SKIA8863J
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C