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AV-138
< ECU DIAGNOSIS >[AUDIO SYSTEM]
AV CONTROL UNIT
AANIA0074GB
Revision: March 2010
2008 QX56
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AV
AV CONTROL UNITAV-139
< ECU DIAGNOSIS > [AUDIO SYSTEM]
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DTC IndexINFOID:0000000001696143
Self-diagnosis results display item
AANIA0075GB
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AV-140
< ECU DIAGNOSIS >[AUDIO SYSTEM]
AV CONTROL UNIT
Error item
Refer to
CAN COMM CIRCUIT [U1000] AV- 3 6
CONTROL UNIT (CAN) [U1010]AV- 3 7
CONTROL UNIT (AV) [U1310]AV- 6 2
Control Unit FLASH-ROM [U1200]AV- 3 8
Gyro NO CONN [U1201]AV- 3 9
CAN CONT [U1216]AV- 4 4
BLUETOOTH CONN [U1217]AV- 4 5
HDD CONN [U1218]AV- 4 6
HDD READ [U1219]AV- 4 7
XM SERIAL COMM [U1220]AV- 5 4
HDD WRITE [U121A]AV- 4 8
HDD COMM [U121B]AV- 4 9
HDD ACCESS [U121C]AV- 5 0
DSP CONN [U121D]AV- 5 1
DSP COMM [U121E]AV- 5 2
INTERNAL COMM [U121F]AV- 5 3
GPS COMM [U1204]AV- 4 0
GPS ROM [U1205]AV- 4 1
GPS RAM [U1206]AV- 4 2
GPS RTC [U1207]AV- 4 3
FRONT DISP CONN [U1243]AV- 5 5
GPS ANTENNA CONN [U1244]AV- 5 7
CD CHANGER [N-BUS] [U124C]AV- 5 0
CAMERA CONT. CONN [U1250]AV- 5 8
XM ANTENNA CONN [U1258]AV- 6 0
• AV COMM CIRCUIT [U1300]
• SWITCHE CONN [U1240]AV- 6 1
• AV COMM CIRCUIT [U1300]
• REAR CAMERA LAN CONN
[U1252] AV- 6 1
Revision: March 2010
2008 QX56
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AV
DISPLAY UNITAV-141
< ECU DIAGNOSIS > [AUDIO SYSTEM]
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DISPLAY UNIT
Reference ValueINFOID:0000000001696144
TERMINAL LAYOUT
PHYSICAL VALUES
AWNIA1874ZZ
Te r m i n a l
(Wire color) Description
ConditionReference value
(Approx.)
+ – Signal nameInput/
Output
1
(B) Ground Ground
—Ignition
switch
ON —0
V
2
(BR/Y) Ground Inverter VCC
InputIgnition
switch ACC —9
V
3
(B/O) Ground Signal VCC
InputIgnition
switch
ACC —9
V
4—Shield —— — —
5
(L) Ground AUX image ground
—Ignition
switch ON —0
V
6
(B) Ground RGB signal (G: green) Input Ignition
switch
ON Start confirmation/adjust-
ment mode, and then dis-
play color bar by
selecting“Color Spectrum
Bar” on DISPLAY DIAGNO-
SIS screen.
7—Shield —— — —
8
(W/L) Ground Horizontal synchronizing
(HP) signal OutputIgnition
switch ON —
SKIB2236J
SKIB3601E
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2008 QX56
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![INFINITI QX56 2008 Factory Service Manual AV-142
< ECU DIAGNOSIS >[AUDIO SYSTEM]
DISPLAY UNIT
9
(O) Ground RGB area (YS) signal Input Ignition
switch ON At RGB image displayed
5V
At rear view camera image
displayed
11
(V) Ground Communicat INFINITI QX56 2008 Factory Service Manual AV-142
< ECU DIAGNOSIS >[AUDIO SYSTEM]
DISPLAY UNIT
9
(O) Ground RGB area (YS) signal Input Ignition
switch ON At RGB image displayed
5V
At rear view camera image
displayed
11
(V) Ground Communicat](/manual-img/42/57030/w960_57030-322.png)
AV-142
< ECU DIAGNOSIS >[AUDIO SYSTEM]
DISPLAY UNIT
9
(O) Ground RGB area (YS) signal Input Ignition
switch ON At RGB image displayed
5V
At rear view camera image
displayed
11
(V) Ground Communication signal
(CONT
→DISP) InputIgnition
switch ON When adjusting display-
brightness
13
(B) Ground Inverter ground
—Ignition
switch
ON —0
V
14
(G/O) Ground Signal ground
—Ignition
switch ON —0
V
15
(Y) Ground AUX image signal
InputIgnition
switch ON When AUX mode
is select-
ed
16
(G) —
AUX image synchronizing
signal Input —
— —
17
(W) Ground RGB signal (R: red)
InputIgnition
switch ON Start confirmation/adjust-
ment mode, and then dis-
play color bar by selecting
“Color Spectrum Bar” on
DISPLAY DIAGNOSIS
screen.
18
(R) Ground RGB signal (B: blue) Input Ignition
switch
ON Start confirmation/adjust-
ment mode, and then dis-
play color bar by
selecting“Color Spectrum
Bar” on DISPLAY DIAGNO-
SIS screen.
Terminal
(Wire color) Description
ConditionReference value
(Approx.)
+ – Signal nameInput/
Output
PKIB4948J
PKIB5039J
SKIB2251J
SKIB2238J
SKIB2237J
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AV
DISPLAY UNITAV-143
< ECU DIAGNOSIS > [AUDIO SYSTEM]
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(W) Ground RGB synchronizing signal Input Ignition
switch ON —
20
(O/L) Ground Vertical synchronizing (VP)
signal
OutputIgnition
switch On —
21 — Shield — —— —
22
(LG) Ground Communication signal
(DISP
→CONT) OutputIgnition
switch ON When adjusting display-
brightness
23 — Shield — —— —
Te r m i n a l
(Wire color) Description
ConditionReference value
(Approx.)
+ – Signal nameInput/
Output
SKIB3603E
SKIB3598E
PKIB5039J
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AV-144
< ECU DIAGNOSIS >[AUDIO SYSTEM]
BOSE SPEAKER AMP
BOSE SPEAKER AMP
Reference ValueINFOID:0000000001696145
TERMINAL LAYOUT
PHYSICAL VALUES
AWNIA1875ZZ
Terminal
(Wire color) Description
ConditionReference value
(Approx.)
+ – Signal nameInput/
Output
1
(SB) 10
(B/Y) Audio signal rear door
speaker and tweeter LH
OutputIgnition
switch ON Audio output
2
(O/L) 3
(R/L) Audio signal rear door
speaker and tweeter RH
OutputIgnition
switch
ON Audio output
4
(L/W) 5
(L/R) Audio signal front door
speaker and tweeter LH
OutputIgnition
switch ON Audio output
6
(G) 7
(R) Audio signal back door
speaker LH
OutputIgnition
switch
ON Audio output
SKIB3609E
SKIB3609E
SKIB3609E
SKIB3609E
Revision: March 2010
2008 QX56
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AV
BOSE SPEAKER AMPAV-145
< ECU DIAGNOSIS > [AUDIO SYSTEM]
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(W/B) 13
(L/B) Audio signal front door
speaker and tweeter RH
OutputIgnition
switch ON Audio output
9
(W) 14
(B) Audio signal subwoofer Output Ignition
switch ON Audio output
11
(Y) Ground Battery power supply Input Ignition
switch
OFF — Battery voltage
12
(B) Ground Ground
—Ignition
switch ON —0
V
15
(V) 28
(R) Audio signal center speak-
er
OutputIgnition
switch ON Audio output
18
(LG) 32
(V) Audio signal front LH Input Ignition
switch
ON Audio input
19
(B/R) 20
(B/R) Audio signal front RH Input Ignition
switch ON Audio input
21
(L) 22
(B/W) Audio signal rear LH Input Ignition
switch ON Audio input
Te r m i n a l
(Wire color) Description
ConditionReference value
(Approx.)
+ – Signal nameInput/
Output
SKIB3609E
SKIB3609E
SKIB3609E
SKIB3609E
SKIB3609E
SKIB3609E
Revision: March 2010 2008 QX56