INFINITI QX56 2006 Factory Service Manual

AV-98
NAVIGATION SYSTEM
Revision: November 20092006 QX56
WKWA3601E

NAVIGATION SYSTEMAV-99
C
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F
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M A
B
AV
Revision: November 2009 2006 QX56
WKWA3602E

AV-100
NAVIGATION SYSTEM
Revision: November 20092006 QX56
Terminals and Reference Value for NAVI Control UnitEKS00GC1
Terminal No.
(Wire color)
ItemSignal
input/
output Condition
Voltag e
(Approx.) Example of
symptom
+ – Igni-
tion
switch Operation
1 (B) Ground Ground –ON – 0V–
2 (Y) Ground Battery
power Input OFF
–Battery voltage System does not
work properly.
5 (O) Ground ACC signal Input ACC –Battery voltage System does not
work properly.
12 (B) 14 (W) Voice guide
signal Output ON
Press the “
GUIDE/
VOICE ” button. Only route guide
and operation
guide are not
heard.
13 –Shield
ground –– –
–Audio noise
interference.
44 (R) 47 RGB signal
(R: red) Output ON Select
“Display
Diagnosis (NAVI) ” of
CONFIRMATION/ ADJUSTMENT function. NAVI screen
looks bluish.
45 (R/W) 47 RGB signal
(G: green) Output ON Select
“Display
Diagnosis (NAVI) ” of
CONFIRMATION/ ADJUSTMENT
function. NAVI screen
looks reddish.
46 (B) 47 RGB signal
(B: blue) Output ON Select
“Display
Diagnosis (NAVI) ” of
CONFIRMATION/
ADJUSTMENT function. NAVI screen
looks yellowish.
47 –Shield
ground –– –
–Video display
interference.
48 (BR) 49 RGB syn-
chronizing signal Output ON
Press the
“MAP ”
button. NAVI screen is
rolling.
49 –Shield
ground –– –
–Video display
interference.
SKIA0171J
SKIA4977E
SKIA4978E
SKIA4979E
SKIA0164E

NAVIGATION SYSTEMAV-101
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AV
Revision: November 2009 2006 QX56
61 (R/L) GroundIllumination
signal Input ON Lighting switch in
1st position Battery voltage
Display unit illu-
mination does
not change
when lighting
switch is turned
to 1st position.-
Lighting switch is
OFF 3V or less
63 (G/R) Ground Ignition signal Input ON –Battery voltage Navigation cur-
rent location
mark does not
indicate the cor-
rect position.
65 (G/W) Ground Reverse
signal Input ON A/T selector lever in
R position Battery voltage
The navigation
current-location
mark moves
strangely when
the vehicle is
moving back-
wards.
A/T selector lever
not in R position 0V
66 (W/R) Ground Ve h ic l e
speed signal
(8-pulse) Input ON
When vehicle speed
is approx. 40 km/h
(25 MPH) Navigation cur-
rent location
mark does not
indicate the cor-
rect position.
68 –Shield
ground –– –
––
69 (L) Ground Communica-
tion signal (+) Input/
output ON
– System does not
work properly.
70 (P) Ground Communica-
tion signal ( –) Input/
output ON
– System does not
work properly.
73 74 GPS signal Input ON Connector is not
connected. 5VNavigation sys-
tem GPS correc-
tion is not
possible.
Terminal No.
(Wire color)
ItemSignal
input/
output Condition
Voltage
(Approx.) Example of
symptom
+ – Igni-
tion
switch Operation
PKIA1935E
SKIA0175E
SKIA0176E

AV-102
NAVIGATION SYSTEM
Revision: November 20092006 QX56
Terminals and Reference Value for Display Control unitEKS00BJL
Terminal No.
(Wire color)
ItemSignal
input/
output Condition
Voltag e
(Approx.) Example of
symptom
+ – Igni-
tion
switch Operation
1 (Y) Ground Battery
Power Input OFF
–Battery voltage System does not
work properly.
2 (L/W) Ground Power Sup-
ply (Inverter) Output ON
–9 VScreen is not
shown.
3 (B) Ground Ground –ON – 0 V –
4 (L/R) Ground Power Sup-
ply (Signal) Output ON
–9 VScreen is not
shown.
5 (P) Ground (Inverter)
Ground –
ON – 0 V –
6 (GR) Ground Reverse
signal Input ON Selector lever in R
position Battery voltage
Impossible to
gain direction of
vehicle.
Selector lever not in
R position 0 V
7 (P/L) Ground (Signal)
Ground –
ON – 0 V –
10 (O) Ground ACC signal Input ACC –Battery voltage System does not
work properly.
12 (G/R) Ground Ignition signal Input ON –Battery voltage Vehicle informa-
tion setting is not
possible.
13 (B) Ground Ground –ON – 0 V –
14 (R/L) Ground Illumination
signal Input OFF Lighting switch posi-
tion 1st or 2nd Battery voltageDisplay unit
does not change
when lighting
switch is turned
to 1st position.
Lighting switch posi-
tion OFF 0 V
16 (W/R) Ground Vehicle
speed signal
(8 –pulse) Input ON
When vehicle speed
is approx. 40 km/h
(25 MPH) Value of vehicle
speed informa-
tion is not accu-
rately displayed.
25 (L) –CAN-H –– – ––
26 (P) –CAN-L –– – ––
28 (V) Ground Communica-
tion signal (+) Input/
Output ON
– System does not
work properly.
29 –Shield
ground –– –
––
SKIA0168E
SKIA0175E

NAVIGATION SYSTEMAV-103
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AV
Revision: November 2009 2006 QX56
30 (LG) GroundCommunica-
tion signal ( –) Input/
output ON
– System does not
work properly.
32 (L) Ground Communica-
tion signal (+) Input/
output ON
– System does not
work properly.
33 –Shield
ground –– – – –
34 (P) Ground Communica-
tion signal ( –) Input/
output ON
– System does not
work properly.
36 (B/W) 37 Display Com-
munication signal
(DCU-DSP) Output ON
Press the “
TRIP”
button. Though a screen
is displayed, it is
impossible to
adjust bright-
ness.
37 –Shield
ground –– –
––
38 (L) 37 Display Com-
munication
signal
(DSP-DCU) Input ON
Press the “
TRIP”
button. Though a screen
is displayed, it is
impossible to
adjust bright-
ness.
39 –Shield
ground –– –
––
40 (O/L) Ground Audio TX
Communica- tion signal Output ON
Operate audio
volume. Audio does not
operate properly.
Terminal No.
(Wire color)
ItemSignal
input/
output Condition
Voltage
(Approx.) Example of
symptom
+ – Igni-
tion
switch Operation
SKIA0176E
SKIA0175E
SKIA0176E
SKIA4364E
SKIA4363E
SKIA4402E

AV-104
NAVIGATION SYSTEM
Revision: November 20092006 QX56
41–Shield
ground –– –
––
42 (W/L) Ground Audio RX
communica- tion signal Input ON
Operate audio
volume. Audio does not
operate properly.
43 (W) 41 RGB syn-
chronizing signal Input ON
Press the
“MAP ”
button. NAVI screen is
rolling.
44 (R/L) 45 RGB signal
(R: red) Input ON Select
“Display
Diagnosis (NAVI) ” of
CONFIRMATION/
ADJUSTMENT function. NAVI screen
looks bluish.
45 –Shield
ground –– –
––
46 (R/W) 45 RGB signal
(G: green) Input ON Select
“Display
Diagnosis (NAVI) ” of
CONFIRMATION/ ADJUSTMENT function. NAVI screen
looks reddish.
47 –Shield
ground –– –
––
48 (B) 45 RGB signal
(B: blue) Input ON Select
“Display
Diagnosis (NAVI) ” of
CONFIRMATION/
ADJUSTMENT function. NAVI screen
looks yellowish.
49 –Shield
ground –– –
––
50 (R/L) 47 RGB signal
(R: red) Output ON Select
“Display
Diagnosis (DCU) ” of
CONFIRMATION/ ADJUSTMENT
function. NAVI screen
looks bluish.
Terminal No.
(Wire color)
ItemSignal
input/
output Condition
Voltag e
(Approx.) Example of
symptom
+ – Igni-
tion
switch Operation
SKIA4403E
SKIA0164E
SKIA4977E
SKIA4978E
SKIA4979E
SKIA4980E

NAVIGATION SYSTEMAV-105
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Revision: November 2009 2006 QX56
51 (B) 49RGB area
(YS) signal Output ON
Press the
“TRIP ”
button. RGB screen is
not shown.
52 (R/W) 47 RGB signal
(G: green) Output ON Select
“Display
Diagnosis (DCU) ” of
CONFIRMATION/ ADJUSTMENT function. Screen looks
reddish.
53 (W) 49 Vertical syn-
chronizing
(VP) signal Input ON
– Operating
screen for audio
and A/C is not
displayed when
showing NAVI
screen.
54 (B) 47 RGB signal
(B: blue) Output ON Select
“Display
Diagnosis (DCU) ” of
CONFIRMATION/ ADJUSTMENT
function. Screen looks
yellowish.
55 (R) 49 Horizontal
synchroniz-
ing (HP) sig- nal Input ON
– Operating
screen for audio
and A/C is not
displayed when
showing NAVI
screen.
56 (G) 49 RGB syn-
chronizing signal Output ON
Press the “
TRIP”
button. NAVI screen is
rolling.
Terminal No.
(Wire color)
ItemSignal
input/
output Condition
Voltage
(Approx.) Example of
symptom
+ – Igni-
tion
switch Operation
SKIA0162E
SKIA4981E
SKIA4983E
SKIA4982E
SKIA4983E
SKIA0164E

AV-106
NAVIGATION SYSTEM
Revision: November 20092006 QX56
Terminals and Reference Value for Display unitEKS00BJM
Terminal No. (Wire
color)
ItemSignal
input/
output Condition
Voltage
(Approx.) Example of
symptom
+ – Igni-
tion
switch Operation
1 (B) Ground Ground –ON – 0 V –
2 (L/W) Ground Power sup-
ply (Inverter) Input ON
– 9 VScreen is not
shown.
3 (L/R) Ground Power sup-
ply (Signal) Input ON
– 9 VScreen is not
shown.
6 (R/W) 7 RGB signal
(G: green) Input ON Select
“Display
Diagnosis (DCU) ” of
CONFIRMATION/
ADJUSTMENT function. Screen looks
reddish.
7 –Shield
ground –– –
––
8 (R) 21 Horizontal
synchroniz-
ing (HP) sig-
nal Output ON
– Operating
screen for audio
and A/C is not
displayed when
showing NAVI
screen.
9 (B) 21 RGB area
(YS) signal Input ON Press the “
TRIP”
button. RGB screen is
not shown.
11 (B/W) 23 Display com-
munication signal
(DCU-DSP) Input ON
– Though a screen
is displayed, it is
impossible to
adjust bright-
ness.
13 (P) Ground (Inverter)
Ground –
ON – 0 V –
14 (P/L) Ground (Signal)
Ground –
ON – 0 V –
17 (R/L) 7 RGB signal
(R: red) Input ON Select
“Display
Diagnosis (DCU) ” of
CONFIRMATION/ ADJUSTMENT
function. Screen looks
bluish.
SKIA4981E
SKIA4983E
SKIA0162E
SKIA4364E
SKIA4980E

NAVIGATION SYSTEMAV-107
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Revision: November 2009 2006 QX56
18 (B) 7RGB signal
(B: blue) Input ON Select
“Display
Diagnosis (DCU) ” of
CONFIRMATION/
ADJUSTMENT function. Screen looks
yellowish.
19 (G) 21 RGB syn-
chronizing signal Input ON
Press the
“TRIP ”
button. NAVI screen is
rolling.
20 (W) 21 Ve r ti c a l s y n -
chronizing
(VP) signal Output ON
– Operating
screen for audio
and A/C is not
displayed when
showing NAVI
screen.
21 –Shield
ground –– –
––
22 (L) 23 Display com-
munication signal
(DSP-DCU) Output ON
– Though a screen
is displayed, it is
impossible to
adjust bright-
ness.
23 –Shield
ground –– –
––
Terminal No. (Wire
color)
ItemSignal
input/
output Condition
Vo l ta g e
(Approx.) Example of
symptom
+ – Igni-
tion
switch Operation
SKIA4982E
SKIA0164E
SKIA4983E
SKIA4363E