Sony MEX-100NV Service Manual ▷ View online
2. Connection Diagram
— 10 —
Back side
Loudspeaker
rear right +
rear right +
Line-Out
rear left
rear left
Speed
dependent
Volume control
PIN
Socket
A
Socket B
Socket C
1
Loudspeaker
rear right -
rear right -
Line-Out
rear right
rear right
Reversing
lamp signal
lamp signal
2
Loudspeaker
front right +
front right +
AF earth
Telephone
mute
mute
3
Loudspeaker
front right -
front right -
Line-Out
front left
front left
Terminal 30
Battery
Battery
4
Loudspeaker
front left +
front left +
Terminal 30
after fuse
Control
output 12V
output 12V
5
Loudspeaker
front left -
front left -
Terminal 58
Illumination
Illumination
6
Loudspeaker
rear left +
rear left +
CD changer -
Control on
Control on
Terminal 15
Switched plus
Switched plus
7
Earth
9
CD-chan.Clock
10
Loudspeaker
rear left -
rear left -
CD-chan. Data
Terminal 31
Earth
Earth
8
B1
B2
B7
B8
Socket B
A3
A6
A2
A7
A8
A4
Socket A
11
12
13
14
15
16
17
18
19
20
AF-CD-chan. right
(AUX)
(AUX)
AF-CD-chan. left
(AUX)
(AUX)
Earth AF (AUX)
Terminal 30
after fuse
Line-Out
front right
front right
Line-Out
subwoofer
subwoofer
CD-chan.Reset
Service -
BUS-TXD
BUS-TXD
AF-Teleph. in
AF-Teleph. ear.
Service -
BUS-RXD
BUS-RXD
Socket C
C1
C2
C3
C4
C5
C6
C7
C8
C9
C10
C11
C12
C13
C14
C15
C16
C18
C17
C19
C20
to Board (MD01)
A5
A1
B5
B3
B6
B4
3. Block Diagram
— 11 —
Interface
Tuner
1
FM
/A
M
R
DS1
Tuner
2
FM
/R
DS2
AUDIO
PROCESSOR
RDS-
Data
to
µP
RADIO
ANTENNE
MIX
E
R
ANNOUNCEMENTS
AUDIO-SOURCE
VOLUME
AUDIO
P
RE-AMP
Sub
out
AUDIO
P
RE-AMP
Line
out
AUDIO
AMP
4
CONNECTOR
Fr
om
N
avi
ga
tio
n
m
od
ul
e
[Naviga
tion
an
no
unce
me
nts]
4
PU
LSE
GENERA
T
O
R
D/A
CONVERTER
CD-
SER
V
O
2
3
4
4
CD
CHAN
G
ER
AUDIO-IN
GYROSCOPE
SYSTEM
CONTROL
PROCESSOR
Ext
.RA
M
Ext.
Flash
PORT
-
EXP
ANDER
CD-CHANGER
SER
V
ICE-BUS
TELEPHONE-MUTE
SPEED
PULSE
GAL
BACK
DRIVE
SIGNAL
SWITCHED
+
12V
ILLUMINA
TION
12V
out
NA
VIGA
TION-MODULE
12V
from
battery
SINGLE
CD-
MECHANISM
FRONT
P
ANEL
3,3Vd
3,3Vg
5Vd
5Vg
8,5Vg
SUB
O
UT
LEVEL
mono
DATA I2C
MPX2
FM,
A
M
TELEPHONE
AUDIO-IN
TELEPHONE
AUDIO
IN
BE
EP
2
GPS
/POWERSUPPL
Y
-MODULE
Mainboard
— 12 —
Interface
AUDIO
PROCESSOR
MIXER
ANNOUNCEMENTS
AUDIO-SOURCE
AUDIO
P
RE-AMP
SUB
O
UT
AUDIO
P
RE-AMP
LINE
OUT
AUDIO
AMP
4
Konnektor-Block
4
4
4
SYSTEM
C
ONTROL
PROCESSOR
Ext.
RAM
Ext.
Flash
PORT
-
EXP
A
NDER
CD
CHANGER
SER
V
ICE
B
US
TELEPHONE-MUTE
SPEED
P
ULSE
GAL
BACK
DRIVE
SIGNAL
SWITCHED
+12V
ILLUMINA
TION
12V
O
UT
12V
from
battery
SUB
O
UT
SOCKET
C
A
B
C
LINE
OUT
SOCKET
C
SPEAKERS
SOCKET
B
CD-CHANGER
SOCKET
C
MAIN BOARD
SER
V
ICE-BUS
SOCKET
C
TELEPHONE-MUTE
SOCKET
A
SPEE
D
P
ULSE
(GAL)
SOCKET
A
BACK
D
RIVE
SIGNAL
SOCKET
A
SWITCHED
+12V
SOCKET
A
ILLUMINA
TION
SOCKET
A
12V
O
UT
SO
CKET
A
12V
B
A
T
TER
Y
SOCKET
A
NA
VIGA
TION-MODULE
FRONT
P
ANEL
GPS
/POW
E
RSUPPL
Y
-MO
DULE
m
o
n
o
V
o
lu
m
eN
avi-
S
p
rach
eS
u
b
o
u
tP
eg
elvo
m
N
A
V
I-
M
o
d
u
l[S
p
rach
au
sg
ab
e]C
D
W
-N
F
T
ele
fo
n
-N
F
T
ele
fo
n
-N
F
B
E
E
P
2T
ele
fo
n
-N
F
K
am
m
erC
C
D
W
-N
F
K
am
m
erC
CD
CHANGER
AUDIO
IN
SOCKET
C
TELEPHONE
AUDI
O
IN
SOCKET
C
VOL
U
ME
SUB
O
UT
LEVEL
2
TE
LEP
H
ONE
AUDIO
IN
from
Navi
gation
m
odule
[Navigat
ion
an
no
un
ce
men
ts
]
mono
CD
CHANGER
AUDIO
IN
TEL
E
PHONE
AUDIO
BEEP
Connector
— 13 —
INTERF
ACE
GYROSCOPE
SYSTEM
CONTROL
PROCESSOR
Ext.
RAM
Ext.
Flash
POR
T-
EXP
ANDER
12V
from
battery
MAIN
BOARD
NA
VIGA
TION-MODULE
GPS-MODULE
CONNECTOR
LCD-DRIVE
LCD-Display
FRONT
P
ANEL
CONTROL
INTERF
ACE
ILLUMINA
TION
ILLUMINA
TION
FRONT
P
ANEL
FRONT
SWITCH
ILLUMINA
TION
DATA I2C
VOL
/INFO
CONTROL
IL
LUMINA
T
ION
SELECT
CONTROL
Front
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