Sharp LC-15AV7U Service Manual - Page 52

Wiring Diagram

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A7121WI 11-1 NOTE: CBA AND PWB MEANS PRINTED WIRING BOARD. AC601 AC CORD MAIN CBA TU61 TUNER UNIT S-VIDEO IN VIDEO -IN1 VIDEO-Y IN VIDEO-Pb IN VIDEO-Pr IN AUDIO(R) -IN1 AUDIO(L) -IN1 AUDIO(R) -IN2 AUDIO(L) -IN2 DIGITAL AUDIO-OUT CL1104 1 2 IR SENSOR 3 CBA 4 5 AL+3.3V(D) GND REMOTE P-ON-H NU CN1302 1 2 3 4 5 CN1201 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 GND QGL [7] QGL [6] QGL [5] QGL [4] QGL [3] QGL [2] QGL [1] QGL [0] GND GND QRL [7] QRL [6] QRL [5] QRL [4] QRL [3] QRL [2] QRL [1] QRL [0] GND GND GND GND GND DE GND GND HD(NU) GND GND VD(NU) GND GND CN1401 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 CL1107 1 FUNCTION 2 CBA 3 4 KEY-IN-2 KEY-IN-1 AL+3.3V(D) GND CN1301 1 2 3 4 CN1411 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 PANEL+3.3V PANEL+3.3V GND GND TA(-) TA(+) GND TB(-) TB(+) GND TC(-) TC(+) GND TCLK(-) TCLK(+) GND TD(-) TD(+) GND NU BACK LIGHT BACK LIGHT LCD MODULE CN401 1 2 CN403 1 2 LVDS CBA UNIT CN1402 25 PANEL+3.3V 24 PANEL+3.3V 23 PANEL+3.3V 22 PANEL+3.3V 21 PANEL+3.3V 20 PANEL+3.3V 19 PANEL+3.3V 18 PANEL+3.3V 17 PANEL+3.3V 16 GND 15 GND 14 GND 13 QBL [7] 12 QBL [6] 11 QBL [5] 10 QBL [4] 9 QBL [3] 8 QBL [2] 7 QBL [1] 6 QBL [0] 5 GND 4 GND 3 GND 2 QCLKL 1 GND CN1202 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 CN61 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 D-GND DTV-SPDIF DTV-ON+5V TU-SCL TU-SDA D-GND DTV-S-SREQ DTV-S-SCLK DTV-S-SIN DTV-S-SOUT D-GND DTV-S-RESET D-GND SDA SCL CN101 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 CN62 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 CN102 NU 1 DTV-ON-H2 2 D-GND 3 DTV-ON+3.3V 4 DTV-ON+2.5V 5 DTV-ON+1.8V 6 SMART-ANT(NU) 7 A-GND 8 DIF-AGC 9 A-GND 10 DIF-OUT1 11 DIF-OUT2 12 A-GND 13 DTV-VIDEO(NU) 14 DTV-AUDIO(L) 15 DTV-AUDIO(R) 16 A-GND 17 DTV-Y 18 DTV-Pr 19 DTV-Pb 20 DTV MODULE CBA UNIT 1 SP-R 2 SP-GND CL801 1 2 JUNCTION-A CBA 1 SP-L 2 SP-GND CL802 1 2 JUNCTION-B CBA SP801 SPEAKER R-CH SP802 SPEAKER L-CH WIRING DIAGRAM

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WIRING DIAGRAM
A7121WI
11-1
TU61
TUNER UNIT
VIDEO-Y
IN
AUDIO(R)
-IN1
AUDIO(L)
-IN2
S-VIDEO
IN
VIDEO-Pb
IN
VIDEO-Pr
IN
VIDEO
-IN1
AUDIO(L)
-IN1
AUDIO(R)
-IN2
MAIN CBA
CL1107
FUNCTION
CBA
AC601
AC CORD
CN1301
1
3
2
4
1
3
2
4
KEY-IN-2
AL+3.3V(D)
KEY-IN-1
GND
CL1104
IR SENSOR
CBA
CN1302
1
3
2
4
1
3
2
4
AL+3.3V(D)
REMOTE
GND
P-ON-H
5
5
NU
BACK
LIGHT
CN401
2
1
BACK
LIGHT
CN403
2
1
CN61
CN101
1
3
2
5
4
7
6
8
9
10
13
12
11
14
15
1
3
2
5
4
7
6
8
9
10
13
12
11
14
15
D-GND
DTV-S-SOUT
DTV-S-SIN
DTV-S-SCLK
DTV-S-SREQ
D-GND
TU-SDA
TU-SCL
DTV-ON+5V
DTV-SPDIF
D-GND
DTV-S-RESET
D-GND
SDA
SCL
CN62
1
3
2
5
4
7
6
8
9
10
13
12
11
14
15
17
16
19
18
20
CN102
1
3
2
5
4
7
6
8
9
10
13
12
11
14
15
17
16
19
18
20
DIF-OUT1
A-GND
DIF-AGC
A-GND
SMART-ANT(NU)
DTV-ON+1.8V
DTV-ON+2.5V
DTV-ON+3.3V
D-GND
DTV-ON-H2
NU
DIF-OUT2
A-GND
DTV-VIDEO(NU)
DTV-AUDIO(L)
DTV-AUDIO(R)
A-GND
DTV-Y
DTV-Pr
DTV-Pb
CN1411
1
3
2
5
4
7
6
8
9
10
13
12
11
14
15
17
16
19
18
20
TC(-)
GND
TB(+)
TB(-)
GND
TA(+)
TA(-)
GND
GND
PANEL+3.3V
PANEL+3.3V
TC(+)
GND
TCLK(-)
TCLK(+)
GND
TD(-)
TD(+)
GND
NU
CN1201
1
3
2
5
4
7
6
8
9
10
13
12
11
14
15
17
16
19
18
21
20
22
23
24
27
26
25
28
GND
GND
QGL [0]
QGL [1]
QGL [2]
QGL [3]
QGL [4]
QGL [5]
QGL [6]
QGL [7]
GND
QRL [7]
QRL [6]
QRL [5]
QRL [4]
QRL [3]
QRL [2]
QRL [1]
QRL [0]
GND
GND
GND
GND
GND
DE
GND
GND
HD(NU)
31
30
29
32
GND
GND
VD(NU)
GND
33
GND
CN1401
33
31
32
29
30
27
28
26
25
24
21
22
23
20
19
17
18
15
16
13
14
12
11
10
7
8
9
6
3
4
5
2
1
CN1402
CN1202
1
3
2
5
4
7
6
8
9
10
13
12
11
14
15
17
16
19
18
21
20
22
23
24
25
GND
GND
PANEL+3.3V
PANEL+3.3V
PANEL+3.3V
PANEL+3.3V
PANEL+3.3V
PANEL+3.3V
PANEL+3.3V
PANEL+3.3V
PANEL+3.3V
QBL [7]
QBL [6]
QBL [5]
QBL [4]
QBL [3]
QBL [2]
QBL [1]
QBL [0]
GND
GND
GND
QCLKL
GND
GND
25
23
24
21
22
19
20
18
17
16
13
14
15
12
11
9
10
7
8
5
6
4
3
2
1
LVDS CBA UNIT
DTV MODULE
CBA UNIT
LCD MODULE
DIGITAL
AUDIO-OUT
1
2
1
2
1
2
SP-R
SP-GND
1
CL801
CL802
2
SP-L
SP-GND
SP802
SPEAKER
L-CH
SP801
SPEAKER
R-CH
JUNCTION-A
CBA
JUNCTION-B
CBA
NOTE: CBA AND PWB MEANS PRINTED WIRING BOARD.