LC-20M4E (serv.man5). Part 4 - Schematic diagrams (24-43) - Sharp TV Service Manual (repair manual). Page 5

Read Sharp LC-20M4E (serv.man5) Service Manual online

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20
A
B
C
D
E
F
G
H
I
J
LC-20M4E
LC-20M4E
1
2
3
4
5
6
7
8
R2011
100R4
1
2
3
4
5
6
7
8
R2015
330R4
1
2
3
4
R2022
100R2
1
2
3
4
5
6
7
8
R2033
100R4
1
2
3
4
R2003 22KR2
R2026 100
R2045
10K
R2018
22K
1
2
3
4
R2017 1KR2
R2044
10K
C2002
220P
C2001
1000P
R2001
1K
+
C2003
1u/50V/APFN
C2019
47P
R2010
100
R2025
22K
3
1
2
X2002
Z0169TA
CSYNC
C2010
0.1u
1
2
3
4
5
6
7
8
IC2003
TC4W66F
1
2
3
4
5
6
7
8
IC2004
BR2416E2
AGND
OSDBLK
1
2
3
4
R2012
10KR2
OSDCK
1
2
3
4
R2014
100R2
1
2
3
4
R2013
22KR2
AGND
R2029
22K
C2007
0.1u
R2016
10K
MRD
Y
R2041
100
D
A
C1CS
OSDB
OSDG
OSDR
OSDB
OSDG
OSDR
C2009
0.1u
1
2
3
IC2002
PST529DM
R2007
22K
C2006
0.1u
PSWIN
SD
A1
SCL1
1
2
3
4
R2030 33KR2
OSDVD
OSDHD
KEY1
KEY2
MPCLK
MPD
A
MPCS
MPRD
A
MPRCS
1
2
3
IC2701
AN8005M
AGND
C2701
1u/16V/TV
C2703
1u/16V/TV
+
C2702
22u/16V/APFN
AGND
AGND AGND
R2701 1
Q2703
A1162Y
Q2701
A1162Y
R2702
150K
R2703
270K
1
2
3
Q2702
DTC144EE
AGND
1
2
3
D2001
DAN222
1
2
3
Q2004
DTC144EE
AGND
R2740 1K
R2739 1K
R2027
22K
R2705
1
1
2
3
4
5
P2001
N0558RE
SCL1
SDA1
GND
MRDY
B5V
MRDY
1
2
3
4
5
6
7
8
9
10
11
12
13
P2002
N1320RE
KEY2
KEY1
POW1
POW2
GND
HPDET
HPL
HPR
TIMER
GND
POW
B5Va
IREM
R2726
1
AGND
DDCRESET
1
2
3
Q373
DTC144EE
1
2
3
Q374
DTA144EE
R373
100
CSYNC
OSDCK
OSDBLK
DAC1CS
SDA1
SCL1
SDA1
SCL1
CSYNC
DAC1CS
OSDCK
OSDBLK
1
2
3
4
5
6
7
8
R2043
100R4
MPRCS
MPRDA
MPCS
MPDA
MPCLK
DDCRESET
DDCRESET
MPCLK
MPDA
MPCS
MPRDA
MPRCS
C2017
0.1u
CVIN
CVIN
OSDHD
OSDVD
OSDHD
OSDVD
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
B5V500MA
B5V500MA
R2002
100
AGND
R2009
1K
AGND
AGND
APF
R2021
1K
SIG_VCC
POW
SSYSTEM
SSW
R371
22K
R372
22K
1
2
3
Q371
DTC144EE
AGND
HPDET
AGND
L/R
SRESET
P
APO
W
SSTBY
HPDET
HPDETM
HPDETM
RSMUTE
FSMUTE
A
V1/A
V
2
VIS/3DS
AV/SY/DY1
AV1/VISY
VIS/3DS
AV1/AV2
L/R
SRESET
PAPOW
SSTBY
RSMUTE
FSMUTE
AV/SY/DY2
LERR
LMUTE
V_IN/OUT
LMUTE
A_IN/OUT
V_IN/OUT
A_IN/OUT
AV/SY/DY2
AV/SY/DY1
AV1/VISY
VIS/3DS
AV1/AV2
SRESET
SSTBY
PAPOW
FSMUTE
RSMUTE
L/R
LMUTE
A_IN/OUT
V_IN/OUT
TP2002
TP
TP2001
TP
TP2003
TP
TP2005
TP
TP2007
TP
TP2006
TP
TP2009
TP
V_IN/OUT
A
V1/A
V2
A
V/SY/D
Y1
A
V1/VISY
VIS/3DS
A
V/SY/D
Y2
LMUTE
A_IN/OUT
V HOLD
1
HF
2
CC
3
TIMED
4
M/S OUT
5
CSYNC
6
IREM
7
GND
8
GND
9
XCIN
10
XOUT
11
RESET
12
XOUT
13
GND
14
XIN
15
VCC
16
OSCIN
17
OSCOUT
18
PSWIN
19
M/S IN
20
BLK
21
NC
22
D
A
C1CS
23
D
A
C2CS
24
D SW
25
DV
T
26
MRD
Y
27
SCL2
28
SCL1
29
SD
A1
30
SDA2
31
R
32
G
33
B
34
SUBDOUT
35
SUBDIN
36
SUBCLK
37
38
NC
39
FCH
40
IREM OUT
41
L ERR
42
N358
43
N443
44
PAL
45
SECAM
46
PAL M
47
VC
48
SAFE
49
LCHG
50
REQ
51
52
FSMUTE
53
RSMUTE
54
HPDET
55
SSTBY
56
OUTSEL
57
P
APO
W
58
L/R
59
SRESET
60
DENF
61
VCC
62
63
VSS
64
65
66
67
68
69
STD
70
PMUTE
71
PO
W
OUT
72
NC
73
NC
74
MPRCS
75
MPRD
A
76
MPCS
77
MPD
A
78
MPCLK
79
DDCRESET
80
KEY4
81
KEY5
82
PASTBY
83
SAW SW
84
MODE1
85
MODE2
86
SSYSTEM
87
SSW
88
AFT
89
AGC
90
KEY1
91
KEY2
92
KEY3
93
POWIN
94
VSYNC
95
AVSS
96
HSYNC
97
TVSETB
98
AVCC
99
CVIN
100
IC2001
IXA074WJ
A
V/SY/D
Y2
A
V1/VISY
A
V/SY/D
Y1
R374
100
FRSP
FLSP
1
2
3
4
R2047
0R2
R2048
100
R375
10K
FLSW1
FLSW2
5V Reg
10MHz
R477
0
0
0
5.0
12.5
13.2
12.6
12.1
12.5
0
12.5
0
5.0
13.0
13.2
0
0
5.0
0
12.5
5.0
0
5.0
2.5
2.7
5.0
0
2.2
1.7
5.0
5.0
0
0
0
0
1.6
2.7
0
5.0
0.1
5.0
4.97
0
0
4.97
0
0
0
0
0
0
5.0
0
0
0
0
0
0
5.0
0
0
0
0
0
0
0
0
0
0
5.0
5.0
0
5.0
0
5.0
0
5.0
0
0
5.0
0
0
0
5.0
5.0
0
5.0
0
0
5.0
0
0
0
0
5.0
5.0
5.01
0
5.0
0
5.0
5.0
5.0
5.0
5.0
0
0
5.0
5.0
5.0
0
0
5.0
0
0
0.2
0.2
0
0
0.6
0.6
4.9
0
0
1.6
1.6
5.0
2.3
0
2.0
5.0
2.6
2.5
0
0
0
0
0
0
5.0
5.0
5.0
0
2.6
2.1
Ë
MAIN Unit -5/8
32~33
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