Samsung SyncMaster 170MP, Service Manual

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9-1 SyncMaster 170MP
CN807
CN201
CN601
CN803
TUNER BOARD
MAIN BOARD
1 1 2 3 4 7 5 8 6 9 1 2,
4
3,
5 1 2,
4
1 2,
3
1 2,
3
3,
5 10,
11
1 SPKOUT-L
+12V 1~3
GND 4
RF_CVBS 5
GND 6,7
NC 8
SCL 9
SDA 10
NC 11
INT 12
2 GND
1 SPKOUT-L
2 NC
3 GND
CN805
CN806 CN804 CN800 CN801 CN802
TO MAIN
BOARD
TO LCD
TO
INVERTER
TO
FUNCTION
TO TUNER
BOARD
TO
SPEAKER
G
N
D H
/
P
O
U
T
-
R
H
/
P
O
U
T
-
L
S
P
K
O
U
T
-
R
S
P
K
O
U
T
-
L
S
P
K
I
N
-
R
S
P
K
I
N
-
L
H
/
P
I
N
-
R
H
/
P
I
N
-
L
N
C
G
N
D L
I
N
E
O
U
T
-
R
L
I
N
E
O
U
T
-
L
G
N
D L
I
N
E
I
N
-
R
L
I
N
E
I
N
-
L
G
N
D R G
N
D L T
U
N
E
R
1 3 4 1,2,
5~7 3 4
G
N
D C
H
K
-
V
I
D
E
O
V
C
R G
N
D Y
I
N
C
I
N
1
R
E
D
2
G
R
E
E
N
3
B
L
U
E
4
8
G
N
D
9
N
C
10
S
E
L
F
-
T
E
S
T
11
G
N
D
12
D
D
C
-
D
A
T
A
13
H
-
S
Y
N
C
14
V
-
S
Y
N
C
15
D
D
C
-
C
L
K
1,2
+
1
2
V
3
G
N
D
CN102
CN200 CN101
CN203
~
1~3 +12V
4 GND
5 RF_CVBS
6,7 GND
8 NC
9 SCL
10 SDA
11 NC
12 INT
1,2 GND
3 TX2+
4 TX2-
5,6 GND
7 TX1+
8 TX1-
9,10 GND
11 TX0+
12 TX0-
13,14 GND
15 TXC+
16 TXC-
17,18 GND
19~24 NC
26~30 LCD+5V
31 NC
LED_PC 1
PORTC 2~7
LED_VCR 8
LED_CAM 9
LEDRED 10
LEDGREEN 11
LED_TV 12
+5V 13
BUZZER 14
NC 15
GND 1
BL_CNT 2
GND 3
BL_ON 4
GND 5
GND 6
+5V 7
GND 8
GND 9
12V_BL 10~12
CN404
CN501
9 Wiring Diagram