Emerson LC320EM9 B, Service Manual

Page: 49 / 61

WIRING DIAGRAM
A8AF1WI 10-1
INVER
TER CB
A
TU1 TUNER UNIT
HDMI- AUDIO(L)-IN2
HDMI- AUDIO(R)-IN2
A
C
1901
AC CORD
PO
WER SUPPL
Y CB
A
DIGIT
AL MAIN CB
A UNIT
HDMI- CONNECTOR-1
HDMI- CONNECTOR-2
CN4501
55
GND
54
VEEG
53
GND
52
BRSB2(+)
50
BRSB1(+)
51
BRSB2(-)
49
BRSB1(-)
48
BRSB0(+)
47
BRSB0(-)
46
BRSG2(+)
45
BRSG2(-)
44
BRSG1(+)
43
BRSG1(-)
42
BRSG0(+)
41
BRSG0(-)
40
GND
39
GMA14
38
GMA13
37
GMA12
36
GMA11
35
GMA10
34
GMA9
33
GMA8
32
VDD
A
31
VDD
A
30
GMA7
29
GMA6
28
GMA5
27
GMA4
26
GMA3
25
GMA2
24
GMA1
23
GND
22
)
21
BRSCLK(-)
20
GND
19
TP1
18
POL
17
BRSR2(+)
16
BRSR2(-)
15
BRSR1(+)
14
BRSR1(-)
13
BRSR0(+)
12
BRSR0(-)
11
STH-S
10
GND
9
VDDD
8
VDDD
7
VCOM
6
GND
5
STV
4
GND
3
GND
2
GND
1
GND
CN4502
55
STH-F
54
GND
53
FRSB2(+)
52
FRSB2(-)
51
FRSB1(+)
50
FRSB1(-)
49
FRSB0(+)
48
FRSB0(-)
47
FRSG2(+)
46
FRSG2(-)
45
FRSG1(+)
44
FRSG1(-)
43
FRSG0(+)
42
FRSG0(-)
41
GND
40
GMA14
39
GMA13
38
GMA12
37
GMA11
36
GMA10
35
GMA9
34
GMA8
33
VDD
A
32
VDD
A
31
GMA7
30
GMA6
29
GMA5
28
GMA4
27
GMA3
26
GMA2
25
GMA1
24
GND
23
)
22
FRSCLK(-)
21
GND
20
TP1
19
POL
18
FRSR2(+)
17
FRSR2(-)
16
FRSR1(+)
15
FRSR1(-)
14
FRSR0(+)
13
FRSR0(-)
12
GND
11
VDDD
10
VDDD
9
VCOM
8
VEEG
7
STV
6
CPV
5
OE1
4
XA
O
3
GND
2
VDDG
1
GND
LCD MODULE ASSEMBL
Y
CN301
CN3601
23 19 21 15 17 22 20 18 16 14 10 12
6 8
13 11
9 7 5 1 3 4
23 19 21 15 17 22 20 18 16 14 10 12
6 8
13 11
9 7 5 1 3 4
2
KEY
-IN1
BA
CKLIGHT
-ADJ
BA
CKLIGHT
-SW
REMO
TE
GND LCD+24.5V LCD+13V LCD-6.8V GND LCD+3.3V GND AL+3.3V GND P-ON+3.3V P-ON+3.3V +3.0V GND +3.0V +3.0V P-ON+5V GND P-ON-H1 P-ON-H2
2
CN303
CN3704
23 19 21 15 17 22 20 18 16 14 10 12
6 8
13 11
9 7 5 1 3 4
23 19 21 15 17 22 20 18 16 14 10 12
6 8
13 11
9 7 5 1 3 4
2
NU GND A
U
DIO(L)
A
U
DIO(R)
GND NU INPUT1 INPUT0 SIF GND TU-CVBS AFT
-IN(NU)
GND NU SCL SD
A
GND IF-A
GC
GND DIF-OUT2 GND DIF-OUT1 GND
2
CN3701
CN302
23 19 21 15 17 22 20 18 16 14 10 12
6 8
13 11
9 7 5 1 3 4
23 19 21 15 17 22 20 18 16 14 10 12
6 8
13 11
9 7 5 1 3 4
2
PR
O
TECT1
PR
O
TECT2
PR
O
TECT3
RESET GND SPDIF AC
L
K
AD
A
T
A
BCLK LRCLK GND AMP-MUTE LED1 VIDEO-Y GND VIDEO-Pb VIDEO-Pr GND S-VIDEO-Y GND S-VIDEO-C GND VIDEO
2
CL801
2
CN801
1
SP(L)+
SP(L)-
CL802
2
CN802
1
SP(R)+
SP(R)-
SP801 SPEAKER L-CH SP802 SPEAKER R-CH
COMPONENT -Y-IN2 COMPONENT -Pb-IN2 COMPONENT -Pr-IN2
COMPONENT -Y-IN1
COMPONENT -Pb-IN1 COMPONENT -Pr-IN1
COMPONENT- AUDIO(L)-IN1 COMPONENT- AUDIO(R)-IN1 COMPONENT- AUDIO(L)-IN2 COMPONENT- AUDIO(R)-IN2
VIDEO-IN1
AUDIO(L) -IN1
AUDIO(R) -IN1
VIDEO-IN2
AUDIO(L) -IN2
AUDIO(R) -IN2
S-VIDEO -IN2
S-VIDEO -IN1
CN601
CN1901
1 2
1 3
AC
L
NU HO
T
-GND
2
BA
CK
LIGHT
CN1050
2 1
BA
CK
LIGHT
CN1100
2 1
BA
CK
LIGHT
CN1150
2 1
BA
CK
LIGHT
CN1200
2 1
BA
CK
LIGHT
CN1250
2 1
DIGITAL AUDIO-OUT (COAXIAL)
JUNCTION-A CB
A
IR SENSOR CB
A
FUNCTION CB
A
CN101
CN102
6
1
KEY
-IN1
4
3
LED1
5
2
P-ON-H1
3
4
AL+3.3V
2
5
REMO
TE
1
6
GND
CL101A
CL101B
6
6
KEY
-IN1
4
4
LED1
5
5
P-ON-H1
3
3
AL+3.3V
2
2
REMO
TE
1
1
GND
JUNCTION-B CB
A
CN1000
CN501
1
4
PR
O
TECT3
3
2
BA
CKLIGHT
-ADJ
2
3
BA
CKLIGHT
-SW
4
1
GND
CL1000A
CL1000B
1
1
PR
O
TECT3
3
3
BA
CKLIGHT
-ADJ
2
2
BA
CKLIGHT
-SW
4
4
GND
CL102B
CL102A
3
3
GND
2
2
AL+3.3V
1
1
KEY
-IN1