Infiniti QX56 (JA60). Manual — part 76
AV-112
< ECU DIAGNOSIS >
[AUDIO SYSTEM]
AV CONTROL UNIT
21
(W)
24
RGB signal (R: red)
Output
Ignition
switch
ON
Start confirmation/adjust-
ment mode, and then dis-
play color bar by selecting
“Color Spectrum Bar” on
DISPLAY DIAGNOSIS
screen.
22
(B)
24
RGB signal (G: green)
Output
Ignition
switch
ON
Start confirmation/adjust-
ment mode, and then dis-
play color bar by selecting
“Color Spectrum Bar” on
DISPLAY DIAGNOSIS
screen.
23
(R)
24
RGB signal (B: blue)
Output
Ignition
switch
ON
Start confirmation/adjust-
ment mode, and then dis-
play color bar by selecting
“Color Spectrum Bar” on
DISPLAY DIAGNOSIS
screen.
24
Ground RGB signal ground
—
Ignition
switch
OFF
—
0V
25
(W)
26
RGB synchronizing signal
Output
Ignition
switch
ON
—
26
Ground
RGB synchronizing signal
ground
—
Ignition
switch
ON
—
0V
27
(O)
Ground RGB area (YS) signal
Output
Ignition
switch
ON
At RGB image displayed
5V
At rear view camera image
displayed
Terminal
(Wire color)
Description
Condition
Reference value
(Approx.)
+
–
Signal name
Input/
Output
SKIB2238J
SKIB2236J
SKIB2237J
SKIB3603E
PKIB4948J
AV
AV CONTROL UNIT
AV-113
< ECU DIAGNOSIS >
[AUDIO SYSTEM]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
28
(W/L)
Ground
Horizontal synchronizing
(HP) signal
Input
Ignition
switch
ON
—
29
(O/L)
Ground
Vertical synchronizing (VP)
signal
Input
Ignition
switch
On
—
30
(V)
Ground
Communication signal
(CONT
→DISP)
Output
Ignition
switch
ON
When adjusting display
brightness
31
(LG)
Ground
Communication signal
(DISP
→CONT)
Input
Ignition
switch
ON
When adjusting display
brightness
32
—
Shield
—
—
—
—
39
(W)
55
(B)
DVD audio signal LH
Input
Ignition
switch
ON
When DVD player is oper-
ating
40
(R)
56
(G)
DVD audio signal RH
Input
Ignition
switch
ON
When DVD player is oper-
ating
45
(SB)
Ground CD/DVD eject signal
Input
—
Pressing the eject switch
0V
Except for above
3.3V
46
—
Shield
—
—
—
—
Terminal
(Wire color)
Description
Condition
Reference value
(Approx.)
+
–
Signal name
Input/
Output
SKIB3601E
SKIB3598E
PKIB5039J
PKIB5039J
SKIB3609E
SKIB3609E
AV-114
< ECU DIAGNOSIS >
[AUDIO SYSTEM]
AV CONTROL UNIT
47
(W)
48
(R)
AUX jack audio signal LH
Input
Ignition
switch
ON
When AUX mode is select-
ed
58
(O/L)
42
(W)
Headphone LH audio sig-
nal
Output
Ignition
switch
ON
When DVD player is oper-
ating
59
(W/L)
43
(O)
Headphone RH audio sig-
nal
Output
Ignition
switch
ON
When DVD player is oper-
ating
60
—
Shield
—
—
—
—
62
(B)
Ground
A/C and AV switch assem-
bly ground
—
Ignition
switch
ON
—
0V
63
(B)
48
(R)
AUX jack audio signal RH
Input
Ignition
switch
ON
When AUX mode is select-
ed
65
(B)
Ground Ground
—
Ignition
switch
ON
—
0V
66
(Y)
Ground Battery power supply
Input
Ignition
switch
OFF
—
Battery voltage
67
(B)
Ground Ground
—
Ignition
switch
ON
—
0V
68
(Y)
Ground Battery power supply
Input
Ignition
switch
OFF
—
Battery voltage
69
(V)
Ground ACC power supply
Input
Ignition
switch
ACC
—
Battery voltage
70
(W)
Ground MIC power
Output
Ignition
switch
ON
—
5V
Terminal
(Wire color)
Description
Condition
Reference value
(Approx.)
+
–
Signal name
Input/
Output
SKIB3609E
SKIB3609E
SKIB3609E
SKIB3609E
AV
AV CONTROL UNIT
AV-115
< ECU DIAGNOSIS >
[AUDIO SYSTEM]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
72
(B)
71
MIC signal
Input
Ignition
switch
ON
—
—
79
(G/R)
Ground
IGN ON or START power
supply
Input
Ignition
switch
ON or
START
—
Battery voltage
80
(G)
Ground Parking brake signal
Input
Ignition
switch
ON
Parking brake ON
0V
Parking brake OFF
Battery voltage
81
(G/W)
Ground Reverse signal
Input
Ignition
switch
ON
R position
Battery voltage
Other than R position
0V
82
(W/R)
Ground
Vehicle speed signal (8-
pulse)
Input
Ignition
switch
ON
When vehicle speed is ap-
prox. 40 km/h (25MPH)
84
(BR)
—
Rear view camera control
signal
Input
—
—
—
86
(B)
Ground Ground
—
Ignition
switch
ON
—
0V
87
(B)
Ground Ground
—
Ignition
switch
ON
—
0V
92
(L/W)
—
AV communication signal 2
(H)
Input/
Output
—
—
—
93
(B/P)
—
AV communication signal 2
(L)
Input/
Output
—
—
—
94
(W/L)
—
AV communication signal 1
(H)
Input/
Output
—
—
—
95
(P/B)
—
AV communication signal 1
(L)
Input/
Output
—
—
—
96
(L)
—
CAN–H
Input/
Output
—
—
—
97
(P)
—
CAN–L
Input/
Output
—
—
—
121 (B)
Ground Antenna amp. ON signal
Output
Ignition
switch
ACC
—
Battery voltage
122 (B)
—
Amplified window antenna
signal
Input
—
—
—
123
—
GPS antenna signal
—
—
—
—
124
—
Shield
—
—
—
—
125
—
Satellite antenna signal
Input
Ignition
switch
ACC
—
—
Terminal
(Wire color)
Description
Condition
Reference value
(Approx.)
+
–
Signal name
Input/
Output
SKIA6649J
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