Acura CSX. Manual — part 600
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Navigation Unit Inputs and Outputs for Connector D (5P)
Navigation Unit Connector D (5P)
Terminal
Number
Wire Color
Terminal Name
Description
Voltage (about)
Symptom
23-115
1
BRN
MIC GND
Ground for
microphone signal
0 V
If open: No microphone signal shown in
diagnostics: Navi System Link and Functional Set
up Mic Level.
If short to ground: No effect on voice recognition.
2
YEL
MIC SIG
Microphone output
signal positive
4
5 V (with
navigation TALK
button pressed)
If open: No microphone signal shown in diagnostic
screens: Navi System Link and Functional Setup
Mic Level.
If short to ground: No microphone signal shown in
diagnostic screens: Navi System Link and
Functional Setup Mic Level.
3
GRY
MIC SH
Shield for terminal
No. 1, 2, 5
0 V
If open: No effect on voice recognition.
If short to ground: No effect on voice recognition.
4
GRN
NAVI GUIDE
Steering wheel
switch output
4
5 V
(navigation TALK
button pressed)
2.5
3 V
(navigation
BACK button
pressed)
If open: Steering wheel navigation TALK, and
navigation BACK buttons do not work.
If short to ground: Steering wheel navigation TALK,
and navigation BACK buttons do not work.
5
ORN
MIC ADPT
Control signal for
microphone
0 V
If open: No effect on voice recognition.
If short to ground: No effect on voice recognition.
: The shielded wires have a heat-shrunk tube insulating the outside of the wire. The color of the insulating tube, typically black or
dark gray, may not match the color of the wire listed on the schematic.
Wire side of female terminals
08/08/21 14:06:30 61SNR030_230_0118
*13
Navigation Unit Inputs and Outputs for Connector F (5P)
Navigation Unit Connector F (5P)
Terminal
Number
Wire Color
Terminal Name
Description
Voltage (about)
Symptom
23-116
Navigation System
2
BLU
AC CK
Time set sync
signal
0-battery voltage
pulses
If open: A/C voice control does not work.
If short to ground: A/C voice control does not work.
3
YEL
AC SI
A/C input signal
0-battery voltage
pulses
If open: voice control does not work.
If short to ground: Voice control does not work.
4
RED
AC SO
A/C output signal
0-battery voltage
pulses
If open: A/C voice control does not work.
If short to ground: A/C voice control does not work.
Wire side of female terminals
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*14
Navigation Unit Inputs and Outputs for Connector H (2P)
Navigation Unit Connector H (2P)
Terminal
Number
Wire Color
Terminal Name
Description
Voltage (about)
Symptom
23-117
1
GPS
GPS signal
(5 V in, GPS signal
out)
5 V
If open: GPS icon on screen is white, system links
screen ANT shows NG.
If short to ground: GPS icon on screen is white,
system links screen ANT shows NG.
2
GPS SH
Shield for terminal
No. 1
0 V
If open: GPS icon on screen is white, system links
screen ANT shows NG.
If short to ground: No effect on system.
Terminal side of female terminals
08/08/21 14:06:31 61SNR030_230_0120
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SNR9ANDJ36100000000EAAT00
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23-118
Navigation System
Circuit Diagram
AC CK
AC SO
AC SI
BLU
BACK-UP LIGHT SWITCH (MT)
•
•
K-LINE
MICU
A14
PUR
Q14
Q4
GRN
A4
A6
LT BLU
Q8
Q1
WHT
UNDER-DASH FUSE/RELAY BOX
ORN
BRN
10
BRN
3
CABLE REEL
B6
D5
ORN
3
A29
2
1
D4
CABLE REEL
GRN
RED/BLK
BACK
TALK
5
GRY
GRY*
D3
BRN
D1
D2
YEL
GPS
H1
H2
G504
GND
C4
BLK
VSP
BLU
A13
ILL
ILL
F2
F4
RED
YEL
F3
A1
A10
GRY
RED
A17
C1
C7
BRN
NAVIGATION UNIT
VOICE CONTROL SWITCH
8
GRN
680
10 k
2.2 k
ECM/PCM
(VEHICLE
SPEED SIGNAL)
GPS SH
GND
GPS
ANTENNA
MIC SH
GND
MIC
GND
MIC
SIG
NAVI
GUIDE
No. 23 (10 A)
FUSE (In the
under-hood
fuse/relay box)
MIC
ADPT
DASH LIGHTS
BRIGHTNESS
CONTROLLER
No. 14 (7.5 A) FUSE
(In the under-dash
fuse/relay box)
No. 14 (7.5 A) FUSE
(In the under-dash
fuse/relay box)
DASH LIGHTS
BRIGHTNESS
CONTROLLER
B
BACK UP
BACK
LT
No. 35
(7.5 A)
FUSE
B
RADIO
SCTY
RADIO
ACC
RADIO
AUDIO
REMOTE
GND
MULTIPLEX INTEGRATED
CONTROL UNIT (MICU) (AT)
CLIMATE
CONTROL
UNIT
G505
RADIO
GND
A9
BLK
VSP
GPS
MIC
GND
MIC
SIG
MIC
ADPT
E3
BLU
PNK
E9
BUS SH
GND
XM RECEIVER
BRN*
BRN*
E10
A9
A10
A3
(’08 model)
BUS
(GA-NET)
BUS
(GA-NET)
AUDIO
REMOTE
SWITCH
BRN
1
2
5
MICROPHONE
*1:
: Shielding
This shielded wires have a heat-shrunk tube
insulating the outside of the wire. The color
of the insulating tube, typically black or dark gray,
may not match the color of the wire listed on the
schematic.
G2
BUS SH
GND
BUS
(GA-NET)
BUS
(GA-NET)
WHT
WHT
4
08/08/21 14:07:25 61SNR030_230_0121
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