audio INFINITI FX35 2004 Workshop Manual

AV-52
AUDIO ANTENNA
Revision: 2004 November 2004 FX35/FX45
Location of AntennaAKS005TX
Window Antenna RepairAKS005TY
CHECK ELEMENT
1. Attach probe circuit tester (ohm setting) to antenna terminal on
each side.
SKIA5819E
SEL250I

AUDIO ANTENNA
AV-53
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Revision: 2004 November 2004 FX35/FX45

When measuring continuity, wrap tin foil around the top of
probe. Then, press the foil against the wire with your finger.
2. If an element is broken, no continuity will exist.
3. To locate a break, move probe along element. Tester needle will
swing abruptly when probe passes the broken point.
SEL122R
SEL252I
SEL253I

AV-54
AUDIO ANTENNA
Revision: 2004 November 2004 FX35/FX45
Removal and Installation of Roof AntennaAKS005TZ
REMOVAL
1. Remove head lining. Refer to EI-42, "HEADLINING" .
2. Remove nut and remove rod and antenna base.
3. Remove instrument panel. Refer to IP-10, "
INSTRUMENT
PANEL ASSEMBLY" .
4. Disassembly antenna feeder (upper) and antenna feeder
(lower).
5. Disengaged the clips (7) to separate antenna feeder (upper)
from vehicle.
6. Pull off antenna feeder (lower) from audio unit.
7. Disengaged the clips (5) to separate antenna feeder (lower)
from vehicle.
INSTALLATION
Install in the reverse order of removal.
PKIA2463E
SKIA5821E

INTEGRATED DISPLAY SYSTEM
AV-55
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Revision: 2004 November 2004 FX35/FX45
INTEGRATED DISPLAY SYSTEMPFP:28090
System DescriptionAKS00BO5
A/C AND AV SWITCH SYSTEM
Refer to Owner′s Manual for A/C and AV switch operating instructions.
Using the A/C and AV switch at the center of the instrument panel, the controls of the following systems are
centralized:

Integrated display system (Drive computer, setting screen, etc.)

Auto A/C system

Audio system
PRECAUTION OF LCD MONITOR

In order to use LED for backlight of a display, by in car temperature, brightness may change. In low tem-
perature, the refreshing rate of the picture also becomes low because of the low response of the LCD
monitor. When passenger room becomes warm, however, the LCD recovers the normal display.

Backlight sometimes flickers or darkens according to the total consumption hours and the number of times
switched ON and OFF. In this case, display unit should be replaced. (Exchange only of backlight is impos-
sible.)
POWER SUPPLY AND GROUND
Power is supplied at all times

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

to display unit terminal 1, and

to A/C and AV switch terminal 1.
When ignition switch is in ACC or ON position, power is supplied

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

to display unit terminal 2, and

to A/C and AV switch terminal 2.
When ignition switch is in ON or START position, power is supplied

through 10A fuse [No. 12, located in fuse block (J/B)]

to display unit terminal 3.
Ground is supplied

to display unit terminals 6 and 15, and

to A/C and AV switch terminal 5

through body grounds M35, M45 and M85.

AV-72
INTEGRATED DISPLAY SYSTEM
Revision: 2004 November 2004 FX35/FX45
Terminals and Reference Value for Display UnitAKS00BOD
Terminal No.
(Wire color)
ItemSignal
input/
outputCondition
VoltageExample of
symptom
+–Ignition
switchOperation
1 (W/L) GroundBattery power
supplyInput OFF - Battery voltageSystem does not
work properly.
2 (LG/R) GroundACC power
supplyInput ACC - Battery voltageSystem does not
work properly.
3 (G/R) Ground Ignition signal Input ON - Battery voltageA/C operation is
not possible.
Vehicle informa-
tion setting is not
possible.
4 (R/L) GroundIllumination
signalInput OFFLighting switch is
ON .Approx. 12VScreen does not
switch to night-
time mode after
the lighting switch
is turned ON. Llighting switch is
OFF.Approx. 0V
6 (B) Ground Ground - ON - Approx. 0V -
7 (R/G) GroundVehicle speed
signal (8-pulse)Input ONWhen vehicle
speed is approx.
40 km/h (25 MPH)Drive computer
item is not dis-
played correctly.
8 (LG) Ground Audio TX Output ONOperate audio
volume.Audio does not
operate properly.
9 - Shield ground - - - - -
10 (B/Y) Ground Audio RX Input ONOperate audio
volume.Audio does not
operate properly.
11 (B/R) GroundCommunica-
tion signal (+)Input/
outputON -System does not
work properly.
12 - Shield ground - - - - -
PKIA1935E
SKIA4402E
SKIA4403E
SKIA0175E

INTEGRATED DISPLAY SYSTEM
AV-73
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Revision: 2004 November 2004 FX35/FX45
Terminals and Reference Value for A/C and AV SwitchAKS00BOE
13 (W/R) GroundCommunica-
tion signal (-)Input/
outputON -System does not
work properly.
14 (L) - CAN-H - - - - -
15 (B) - Shield ground - - - - -
16 (R) - CAN-L - - - - -Terminal No.
(Wire color)
ItemSignal
input/
outputCondition
Voltag eExample of
symptom
+–Ignition
switchOperation
SKIA0176E
Terminal No.
(Wire color)
ItemSignal
input/
outputCondition
Vo l ta g eExample of
symptom
+–Ignition
switchOperation
1 (W/L) GroundBattery power
suoplyInput OFF - Battery voltageSystem does not
work properly.
2 (LG/R) GroundACC power
supply Input ACC - Battery voltageSystem does not
work properly.
5 (B) Ground Ground - ON - Approx. 0V -
6 (B/R) GroundCommunica-
tion signal (+)Input/
outputON -System does not
work properly.
7 - Shield ground - - - - -
8 (W/R) GroundCommunica-
tion signal (-)Input/
outputON -System does not
work properly.
12 (R/G) GroundRemote con-
troller AInput ONPress MODE
switch. Approx. 0V
Audio steering
wheel switches
do not function. Press SEEK UP
switch.Approx. 1.7V
Press VOL UP
switch.Approx. 3.3V
Except for above Approx. 5V
SKIA0175E
SKIA0176E

AV-74
INTEGRATED DISPLAY SYSTEM
Revision: 2004 November 2004 FX35/FX45
On Board Self-Diagnosis FunctionAKS00BOF
DESCRIPTION

Diagnosis function consists of the self-diagnosis mode performed automatically.

Self-diagnosis mode checks for connections between the units constituting this system, analyzes each
individual unit at the same time, and displays the results on the LCD screen.
DIAGNOSIS ITEM
Self-Diagnosis ModeAKS00BOG
OPERATION PROCEDURES
1. Start the engine.
2. Turn the audio system off.
3. While pressing the “MUTE/II ” switch, turn the volume control
dial clockwise or counterclockwise for 30 clicks or more. (When
the self-diagnosis mode is started, a short beep will be heard.)
4. Display unit connection check screen.
13 (G/W) GroundRemote con-
troller BInput ONPress POWER
switch.Approx. 0V
Audio steering
wheel switches
do not function. Press SEEK
DOWN switch.Approx. 1.7V
Press VOL DOWN
switch.Approx. 3.3V
Except for above Approx. 5V
14 (B/Y) -Remote con-
troller ground-- - -Audio steering
wheel switches
do not function. Terminal No.
(Wire color)
ItemSignal
input/
outputCondition
VoltageExample of
symptom
+–Ignition
switchOperation
Mode Item Description Reference page
Self-diagnosisNETWORK CHECKCheck network between control unit and switch connected
from display unit via communication line.AV-75, "
NETWORK CHECK"
PARTS CHECK
Perform diagnosis and setting of display unit.

Perform self-diagnosis for auto air conditioner system.AV- 7 6 , "PARTS CHECK"
VERSION CHECK Displays version of each unit.AV- 7 6 , "VERSION CHECK"
CAN DIAG MNTR Display unit displays CAN communication status.AV- 7 6 , "CAN DIAG MNTR
(CAN DIAG MONITOR)"
SKIA4971E

INTEGRATED DISPLAY SYSTEM
AV-75
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Revision: 2004 November 2004 FX35/FX45
5. Select each connecting unit (CHANGER, SATELLITE RADIO).
6. Self-diagnosis screen is displayed.

Using the joystick, select each item, and perform diagnosis.
CAUTION:
If self-diagnosis cannot activated, refer to AV- 7 8 , "
Trouble
Diagnosis Chart by Symptom" .
NETWORK CHECK
Selecting NETWORK CHECK on self-diagnosis screen, display self-
diagnostic results.
SKIA5921E
SKIA5922E
SKIA5923E
Diagnosis item Contents DTC return condition Reference at error
HVAC OK/NGCommunication error between unified meter and A/C amp. and dis-
play unit.AV-85, "
CAN Communica-
tion Line Inspection"
SWITCH OK/NG Communication error between A/C and AV switch and display unit.AV-84, "A/C and AV Switch
Does Not Operate"
AUDIO OK/NG Communication error between audio and display unit.AV-82, "Audio Communica-
tion Line Inspection"

AV-76
INTEGRATED DISPLAY SYSTEM
Revision: 2004 November 2004 FX35/FX45
PARTS CHECK

Selecting PARTS CHECK on self-diagnosis screen, display
selection screen.

Select DISPLAY, indicate DISPLAY DETAIL screen. Display
diagnosis and setting can be performed.

Select HVAC, Indicate HVAC DETAIL screen. Auto air condi-
tioner system self-diagnosis can be performed.
DISPLAY DETAIL SCREEN
NOTE:
Except an audio screen.
HVAC DETAIL SCREEN
Press the joystick, start auto air conditioner system self-diagnosis.
Refer to AT C - 5 3 , "
Self-diagnosis Function" .
VERSION CHECK
Check ID and version of display, A/C and AV switch, audio, IVCS, changer and Satellite Radio.
CAN DIAG MNTR (CAN DIAG MONITOR)
Display CAN communication status.
SKIA5924E
Items Description
FULL BLINK All display unit segments turn ON.
BLANK–ADJAdjust the display time-out for 5 to 15 seconds. (Default is
10 seconds.)
Note
WARNING Select warning indication ON/OFF. (Default is ON.)
SKIA5925E
SKIA5926E
Items shown Contents
CANCOMM OK/NG
CAN1 OK/UNKWN
CAN2 OK/UNKWN
CAN3 OK/UNKWN
CAN4 OK/UNKWN
CAN5 OK/UNKWN
CAN6 OK/UNKWN
CAN7 OK/UNKWN
CAN8 OK/UNKWN
CAN9 OK/UNKWN
SKIA5927E

INTEGRATED DISPLAY SYSTEM
AV-77
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Revision: 2004 November 2004 FX35/FX45
A/C and AV Switch Self-Diagnosis FunctionAKS00BOH
It can check ON/OFF operation of each switch in the A/C and AV switch and diagnose the input signals to the
steering switch (audio).
STARTING THE SELF-DIAGNOSIS MODE
1. Turn ignition switch from OFF to ACC.
2. Within 10 seconds press and hold the switches “MUTE/II ” and
“PREV ” simultaneously for 3 seconds.
DIAGNOSIS FUNCTION
The following are checked:

All the indicators (LED) in the A/C and AV switch.

Continuity of the switches by sounding the buzzer when the A/C and AV switch is pressed.

Continuity of harness between A/C and AV switch and steering switch (audio).
EXITING THE SELF-DIAGNOSIS MODE

Turn ignition switch OFF. Then the self-diagnosis ends.
SKIA4972E