Samsung LN32B550K1R Service Manual page 91

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CN8002 (to Panel)
1
HVS
27
2
T_Micom_Reset
28
3
PVCC_SW
29
4
SDA (FRC Control)
30
5
FRC Reset
31
6
SCL (FRC Control)
32
7
LVDS opt
33
8
H-Sync Out
34
9
W/P(T_Con)
35
10
T_Con Check
36
11
SDA (T_Control)
37
12
SCL (T_Control)
38
13
GND
39
14
RE[4]+
40
15
RE[4]-
41
16
RE[3]+
42
17
RE[3]-
43
18
GND
44
19
RECLK+
45
20
RECLK-
46
21
GND
47
22
RE[2]+
48
23
RE[2]-
49
24
RE[1]+
50
25
RE[1]-
51
26
RE[0]+
CN1001 (to Power board)
H-SYNC
16
5.3V
1
Power On/Off
17
GND
2
GND(5.2V)
18
GND
3
ST-BY(5.2V)
19
GND
4
GND
20
12.5V
5
GND
21
12.5V
6
14V(Sound Vcc)
22
12.5V
7
14V(Sound Vcc)
23
I-PWM (ANA)
8
GND
24
SW_INVETER
9
GND
25
GND
10
GND
26
E-PWM (PWM)
11
GND
27
NC
12
5.3V
28
DET_5V
13
5.3V
29
NC (FAN2_DET)
14
5.3V
30
NC (FAN3_DET)
15
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JA3001 (HDMI1)
RE[0]-
1
HDMI1_RX2+ 12
GND
2
GND
RO[4]+
3
HDMI1_RX2-
RO[4]-
4
HDMI1_RX1+ 15
RO[3]+
5
GND
RO[3]-
6
HDMI1_RX1-
GND
7
HDMI1_RX0+ 18
ROCLK+
8
GND
ROCLK-
9
HDMI1_RX0-
GND
10
HDMI1_RXCLK+
RO[2]+
11
GND
RO[2]-
RO[1]+
JA3004 (HDMI2)
RO[1]-
1
HDMI2_RX2+ 12
RO[0]+
2
GND
RO[0]-
3
HDMI1_RX2-
GND
4
HDMI2_RX1+ 15
GND
5
GND
GND
6
HDMI2_RX1-
NC
7
HDMI2_RX0+ 18
Panel_VCC
8
GND
Panel_VCC
9
HDMI2_RX0-
Panel_VCC
10
HDMI2_RXCLK+
Panel_VCC
11
GND
Panel_VCC
JA3002 (HDMI3)
1
HDMI3_RX2+ 12
2
GND
3
HDMI3_RX2-
4
HDMI3_RX1+ 15
5
GND
6
HDMI3_RX1-
7
HDMI3_RX0+ 18
8
GND
9
HDMI3_RX0-
10
HDMI3_RXCLK+
11
GND
6. Wiring Diagram
JA4001 (PC sound)
1
GND
2
PC_SR_IN
3
PC_SL_IN
4
PC_SL_IN
5
PC_SL_IN
6
PC_SR_IN
7
PC_SR_IN
CN2001 (sound out)
1
R+
2
R-
3
L+
4
L-
JA7001 (USB1)
1
USB1 VCC
2
USBN 2.0
3
USBP 2.0
4
GND
JA5004 (side AV)
1
GND
2
VIDEO2 SL IN
3
VIDEO2 SR IN
4
GND
5
VIDEO2 SR IN
6
VIDEO2 SL IN
7
GND
8
VIDEO2 IDENT
9
VIDEO2_CVBS_BAY
6-3

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