audio INFINITI QX56 2009 Factory Service Manual

AV-112
< ECU DIAGNOSIS >[AUDIO SYSTEM]
AV CONTROL UNIT
28
(W/L) Ground Horizontal synchronizing
(HP) signal InputIgnition
switch ON —
29
(O/L) Ground Vertical synchronizing (VP)
signal
InputIgnition
switch On —
30
(V) Ground Communication signal
(CONT
→DISP) OutputIgnition
switch ON When adjusting display-
brightness
31
(LG) Ground
Communication signal
(DISP→CONT) InputIgnition
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
ConditionReference value
(Approx.)
+ – Signal nameInput/
Output
SKIB3601E
SKIB3598E
PKIB5039J
PKIB5039J
SKIB3609E
SKIB3609E
Revision: December 20092009 QX56

AV
AV CONTROL UNITAV-113
< ECU DIAGNOSIS > [AUDIO SYSTEM]
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O P47
(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
OutputIgnition
switch ON When DVD player is oper-
ating
59
(W/L) 43
(O) Headphone RH audio sig-
nal
OutputIgnition
switch ON When DVD player is oper-
ating
60 — Shield — —— —
62
(B) Ground A/C and AV switch assem-
bly ground —Ignition
switch ON —0
V
63
(B) 48
(R) AUX jack audio signal RH Input Ignition
switch ON When AUX mode is select-
ed
66
(Y) Ground Battery power supply Input Ignition
switch OFF —
Battery voltage
68
(Y) Ground Battery power supply Input Ignition
switch OFF —
Battery voltage
69
(V) Ground ACC power supply
InputIgnition
switch
ACC —
Battery voltage
70
(W) Ground MIC power
OutputIgnition
switch ON —5
V
72
(B) 71 MIC signal
InputIgnition
switch
ON ——
Te r m i n a l
(Wire color) Description
ConditionReference value
(Approx.)
+ – Signal nameInput/
Output
SKIB3609E
SKIB3609E
SKIB3609E
SKIB3609E
Revision: December 20092009 QX56

AV-114
< ECU DIAGNOSIS >[AUDIO SYSTEM]
AV CONTROL UNIT
79
(G/R) Ground IGN ON or START power
supply InputIgnition
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
InputIgnition
switch ON R position
Battery voltage
Other than R position 0V
82
(W/R) Ground Vehicle speed signal (8-
pulse) InputIgnition
switch ON When vehicle speed is ap-
prox. 40 km/h (25MPH)
84
(BR) —
Rear view camera control
signal Input —
— —
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 Ground Antenna amp. ON signal Output Ignition
switch ACC —
Battery voltage
122 — Amplified window antenna
signal
Input —
— —
123 — GPS antenna signal — —— —
124 — Shield — —— —
125 — Satellite antenna signal Input Ignition
switch AC C ——
T

erminal
(Wire color) Description
ConditionReference value
(Approx.)
+ – Signal nameInput/
Output
SKIA6649J
Revision: December 20092009 QX56

AV
AV CONTROL UNITAV-115
< ECU DIAGNOSIS > [AUDIO SYSTEM]
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Wiring DiagramINFOID:0000000003776892
ABNWA0012GB
Revision: December 20092009 QX56

AV-116
< ECU DIAGNOSIS >[AUDIO SYSTEM]
AV CONTROL UNIT
ALNWA0084GB
Revision: December 20092009 QX56

AV
AV CONTROL UNITAV-117
< ECU DIAGNOSIS > [AUDIO SYSTEM]
C
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M B A
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ABNWA0013GB
Revision: December 20092009 QX56

AV-118
< ECU DIAGNOSIS >[AUDIO SYSTEM]
AV CONTROL UNIT
ABNWA0014GB
Revision: December 20092009 QX56

AV
AV CONTROL UNITAV-119
< ECU DIAGNOSIS > [AUDIO SYSTEM]
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ABNWA0015GB
Revision: December 20092009 QX56

AV-120
< ECU DIAGNOSIS >[AUDIO SYSTEM]
AV CONTROL UNIT
ABNWA0016GB
Revision: December 20092009 QX56

AV
AV CONTROL UNITAV-121
< ECU DIAGNOSIS > [AUDIO SYSTEM]
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M B A
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ABNWA0017GB
Revision: December 20092009 QX56