Ac system INFINITI FX35 2006 Service Manual

INTEGRATED DISPLAY SYSTEM AV-67
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Revision: 2006 December 2006 FX35/FX45
TKWM4428E

AV-68
INTEGRATED DISPLAY SYSTEM
Revision: 2006 December 2006 FX35/FX45
TKWM4429E

INTEGRATED DISPLAY SYSTEM AV-69
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Revision: 2006 December 2006 FX35/FX45
Terminals and Reference Value for Display Control UnitNKS003J7
Terminal
(Wire color) Item Signal
input/
output Condition
Reference value
+– Ignition
switch Operation
1 (W/L) Ground Battery power supply Input OFF — Battery voltage
2 (W/G) Ground Power supply
(Inverter) Output ON — Approx. 9 V
3 (B) Ground Ground — ON — Approx. 0 V
4 (BR/W) Ground Power supply (Signal) Output ON — Approx. 9 V 5 (P) Ground Ground (Inverter) — ON — Approx. 0 V
6 (OR) Ground Reverse signal Input ON Selector lever in R position Approx. 12 V
Selector lever except in R
position Approx. 0 V
7 (P/L) Ground Ground (Signal) — ON — Approx. 0 V
10 (LG) Ground ACC power supply Input ACC — Battery voltage 12 (W) Ground Ignition signal Input ON — Battery voltage13 (B) Ground Ground — ON — Approx. 0 V
14 (R/L) Ground Illumination signal Input OFF Lighting switch ON Approx. 12 V
Lighting switch OFF Approx. 0 V
16 (G) Ground Vehicle speed signal
(8-pulse) Input ON
When vehicle speed is
approx. 25 MPH (40 km/h) NOTE:
Maximum voltage may be 5 V
due to specifications (connected
units).
25 (L) — CAN-H — — — —
26 (P) — CAN-L — — — —
28 (PU) Ground Communication
signal (+) Input/
Output ON —
29 — Shield — — — —
30 (LG) Ground Communication
signal (–) Input/
Output ON —
PKIA1935E
SKIB7378E
SKIB7379E

AV-70
INTEGRATED DISPLAY SYSTEM
Revision: 2006 December 2006 FX35/FX45
36 (PU) Ground Communication signal
(DCU-DSP) Output ON —
37 — Shield — — — —
38 (LG) Ground Communication signal
(DSP-DCU) Input ON —
39 — Shield — — — —
40 (LG) Ground Communication signal
(DCU-AUD) Output ONOperate audio volume
switch
42 (PU) Ground Communication signal
(AUD-DCU) Input ON
Operate audio volume
switch
47 — Shield — — — —
49 — Shield — — — —
50 (G) Ground RGB signal (R: red) Output ON Start Confirmation/Adjust-
ment mode, and then dis-
play color bar by selecting
“Display Color Spectrum
Bar” on Display Diagnosis
screen
51 (B) Ground RGB area (YS) signal Output ON Set the selector lever in R
position, and then display
the rear view image
Te r m i n a l
(Wire color) Item Signal
input/
output Condition
Reference value
+– Ignition
switch Operation
SKIB3607E
SKIB3606E
SKIB3607E
SKIB3606E
SKIB7769E
SKIB3599E

INTEGRATED DISPLAY SYSTEM AV-71
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Revision: 2006 December 2006 FX35/FX45
52 (Y) Ground RGB signal (G: green) Output ON Start Confirmation/Adjust-
ment mode, and then dis-
play color bar by selecting
“Display Color Spectrum
Bar” on Display Diagnosis
screen
53 (W) Ground Ve r ti c a l
synchronizing (VP)
signal Input ON —
54 (L) Ground RGB signal (B: blue) Output ON Start Confirmation/Adjust-
ment mode, and then dis-
play color bar by selecting
“Display Color Spectrum
Bar” on Display Diagnosis
screen
55 (R) Ground Horizontal
synchronizing (HP)
signal Input ON —
56 (G) Ground RGB synchronizing
signal Output ON
When displaying RGB
image
Terminal
(Wire color) Item Signal
input/
output Condition
Reference value
+– Ignition
switch Operation
SKIB7770E
SKIB3598E
SKIB7771E
SKIB3601E
SKIB3603E

AV-72
INTEGRATED DISPLAY SYSTEM
Revision: 2006 December 2006 FX35/FX45
Terminals and Reference Value for DisplayNKS003J8
Te r m i n a l
(Wire color) Item Signal
input/
output Condition
Reference value
+– Ignition
switch Operation
1 (B) Ground Ground — ON — Approx. 0 V
2 (W/G) Ground Power supply
(Inverter) Input ON — Approx. 9 V
3 (BR/W) Ground Power supply (Signal) Input ON — Approx. 9 V
6 (Y) Ground RGB signal (G: green) Input ON Start Confirmation/Adjust-
ment mode, and then dis-
play color bar by selecting
“Display Color Spectrum
Bar” on Display Diagnosis
screen
7 — Shield — — — —
8 (R) Ground Horizontal
synchronizing (HP)
signal Output ON —
9 (B) Ground RGB area (YS) signal Input ON Set the selector lever in R
position, and then display
the rear view image
11 (PU) Ground Communication signal
(DCU-DSP) Input ON —
13 (P) Ground Ground (Inverter) — ON — Approx. 0 V
14 (P/L) Ground Ground (Signal) — ON — Approx. 0 V
17 (G) Ground RGB signal (R: red) Input ON Start Confirmation/Adjust-
ment mode, and then dis-
play color bar by selecting
“Display Color Spectrum
Bar” on Display Diagnosis
screen
18 (L) Ground RGB signal (B: blue) Input ON Start Confirmation/Adjust-
ment mode, and then dis-
play color bar by selecting
“Display Color Spectrum
Bar” on Display Diagnosis
screen
SKIB7770E
SKIB3601E
SKIB3599E
SKIB3607E
SKIB7769E
SKIB7771E

INTEGRATED DISPLAY SYSTEM AV-73
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Revision: 2006 December 2006 FX35/FX45
19 (G) Ground RGB synchronizing
signal Input ON When displaying RGB
image
20 (W) Ground Ve r ti c a l
synchronizing (VP)
signal Output ON —
21 — Shield — — — —
22 (LG) Ground Communication signal
(DSP-DCU) Output ON —
23 — Shield — — — — Terminal
(Wire color) Item Signal
input/
output Condition
Reference value
+– Ignition
switch Operation
SKIB3603E
SKIB3598E
SKIB3606E

AV-74
INTEGRATED DISPLAY SYSTEM
Revision: 2006 December 2006 FX35/FX45
Terminals and Reference Value for A/C and AV SwitchNKS003J9

*1: With telephone system

*2: Without telephone system Te r m i n a l
(Wire color) Item Signal
input/
output Condition
Reference value
+– Ignition
switch Operation
1 (W/L) Ground Battery power supply Input OFF — Battery voltage 2 (LG) Ground ACC power supply Input ACC — Battery voltage
5 (B) Ground Ground — ON — Approx. 0 V
6 (PU) Ground Communication
signal (+) Input/
Output ON —
7 — Shield — — — —
8 (LG) Ground Communication
signal (–) Input/
Output ON —
12 (R/W) Ground Steering SW A Input ON Press and hold PTT
*1
switch Approx. 0 V
Press and hold MODE
*2
switch Approx. 0 V
Press and hold SEEK UP
switch Approx. 1.7 V
Press and hold VOL UP
switch Approx. 3.3 V
Except for above Approx. 5 V
13 (G/W) Ground Steering SW B Input ON Press and hold MODE
*1
switch Approx. 0 V
Press and hold POWER
*2
switch Approx. 0 V
Press and hold SEEK
DOWN switch Approx. 1.7 V
Press and hold VOL DOWN
switch Approx. 3.3 V
Except for above Approx. 5 V
14 (B/Y) Ground Steering SW ground — ON — Approx. 0 V
SKIB7378E
SKIB7379E

INTEGRATED DISPLAY SYSTEM AV-75
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Revision: 2006 December 2006 FX35/FX45
Special Note for Trouble DiagnosisNKS003JB
Prior to performing trouble diagnosis, make sure there are no corresponding description in the “Example of
Symptoms Possible No Malfunction”. Refer to AV- 9 2 , "
Example of Symptoms Possible No Malfunction" .
On Board Self-Diagnosis FunctionNKS003JC
DESCRIPTION

Trouble diagnosis function of navigation system has a Self Diagnosis mode by automatic operation and a
Confirmation/Adjustment mode by manual operation.

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 display.

Confirmation/Adjustment mode displays trouble diagnosis that require an operation and a judgment by a
human (auto-decision cannot be performed by the system), confirmation of preset value, and an error his-
tory.
DIAGNOSIS ITEM
Mode Description
Self Diagnosis (DCU)

Display control unit diagnosis

Analyzes connection between the display control unit and each unit, and
operation of each unit.
Confirmation/
Adjustment Display Diagnosis
Color tone and shading of the display control unit-generated image can be
checked by the display of a color bar and a gray scale.
Vehicle Signals Diagnosis of signals that are input to display control unit can be performed
for Vehicle Speed, IGN, Reverse and Light.
Auto Climate Control Refer to AT C - 5 2 , "
Self-diagnosis Function" .
CAN DIAG SUPPOPT MONITOR The transmitting/receiving of CAN communication can be monitored.

AV-76
INTEGRATED DISPLAY SYSTEM
Revision: 2006 December 2006 FX35/FX45
Self-Diagnosis Mode (DCU)NKS003JD
OPERATION PROCEDURE
1. Start the engine.
2. Turn the audio system OFF.
3. While pressing the “4” button, turn the volume control dial clock- wise or counterclockwise for 30 clicks or more. (When the self-
diagnosis mode is started, a short beep will be heard.)

Shifting from current screen to previous screen is performed
by pressing “BACK” button.
4. The initial trouble diagnosis screen will be shown, and items “Self Diagnosis (DCU)”, “Confirmation/Adjustment” and “CAN
DIAG SUPPORT MONITOR” will become selective.
5. Perform self-diagnosis by selecting the “Self Diagnosis (DCU)”.

Self-diagnosis screen is displayed, and then self-diagnosis
starts.

The bar graph visible below self-diagnosis screen displays
progress of the diagnosis.
6. When the self-diagnosis completes, optional part confirmation screen will be shown.

When connection of an optional part is judged error, a screen
to check if the optional part is actually fitted on the vehicle or
not will be shown. When fitted, select the switch of the part on
the screen and press “End”. Then the “SELF DIAGNOSIS”
screen will be shown.

When the optional part is connected normally, the switch for
the part will not appear on the screen.
SKIB8743E
SKIB7871E
SKIA4208E
SKIB8673E