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MY BOARD SCHEMATIC DIAGRAM (1 OF 4)
Due to the complexity of this board, performing component level fi eld repairs is not recommended. If service is required, complete board replacement is the preferred repair method.
Data is provided for reference only.
1
|
2
|
3
|
4
|
5
|
A
TO UY CN1503
CN2305
4P
:B TO B
—
B
—
AUDIO
(P4)
C
MAINL
LOUT
B25
ROUT
A25
9V
—
MAINR
E
B24
4
R2582
E
A24
100
Q2016
MAINV/Y
B23
3DV/YIN
(P2)
1/16W
:CHIP
2SD601A
E
A23
BUFF
5
E
B22
D
MAINC
A22
3DCIN
(P2)
R2581
2.2k
E
B21
1/16W
:CHIP
C2027
E
A21
10
V56PR
PR
SUBV/Y
B20
E
A20
—
E
B19
SUBC
A19
E
B18
C2022
V56PB
10
E
A18
PB
Y
V56Y
B17
E
E
A17
E
B16
PB
V56PB
A16
C2020
V56Y
10
E
B15
Y
YCBCRSW1
A15
YCBCRSW1
—
PR
B14
V56PR
E
A14
E
B13
SCLK
SCLK
A13
SDAT
SDAT
B12
F
E
A12
(P3)
CONTROLS
B11
CONTROLS
9V
A11
9V
B10
TU1L
TU1L
A10
—
TU1R
TU1R
B9
C2019
10
HDMIPR
TU1V
TU1V
A9
E
B8
C2017
E
A8
10
R2104
0 1/16W
:CHIP
TU2V
HDMIPB
TU2V
B7
G
TU2LR
TU2LR
A7
E
B6
C2029
10
HDMIY
R2117
0
1/16W
:CHIP
E
A6
V5L
B5
V5L
(P4)
V5R
A5
V5R
(P4)
—
E
B4
MUTE
A4
LINEMUTE
V6L
B3
V6L
(P4)
D2507
A3
(P4)
MA111
V6R
V6R
E
B2
H
(P3)
STBY5V
A2
STBY5V
FIX/VARL
B1
VARL
(P4)
FIX/VARR
A1
VARR
(P4)
CN2006
LMUTE
50P
—
:B TO B
TUNER
(P3)
TO UY CN1502
(P2)
3DCOUT
I
3DYOUT
(P2)
(P2)
FSC
—
J
—
K
—
L
—
M
—
N
—
KV-34DRC430/36DRC430
6
|
7
|
8
|
9
|
10
|
11
|
CN2304
14P
WHT
:S-MICRO
TO P CN9504
R2142
R2143
R2144
R2145
0 1/16W
:CHIP
0
0
0
R2146
1/16W
1/16W
1/16W
0
:CHIP
:CHIP
:CHIP
1/16W
9V
:CHIP
L2502
0
C2514
C2516
:CHIP
0.1
100
25V
16V
R2135
F:1608
0
1/16W
:CHIP
HDMIRESET
SIIC
Q2509
Q2009
2SD601A
R2041
R2565
2SD601A
22k
BUFF
22k
BUFF
1/16W
1/16W
:CHIP
:CHIP
R2036
22k
5V
1/16W
:CHIP
Q2510
2SD601A
BUFF
R2571
R2570
1k
22k
1/16W
R2568
R2569
1/16W
:CHIP
22k
1k
:CHIP
1/16W
1/16W
R2566
:CHIP
:CHIP
22k
R2567
1/16W
1k
:CHIP
1/16W
:CHIP
CR
CB
Y
+5V
Y
CB
C2060
Q2512
0.1
16V
B:1608
R2573
CR
Q2511
2SD601A
R2572
22k
R2574
C2059
22k
2SD601A
1/16W
BUFF
22k
0.1
1/16W
BUFF
:CHIP
1/16W
16V
:CHIP
:CHIP
B:1608
C2061
0.1
Q2513
16V
2SD601A
R2053
B:1608
R2102
BUFF
0
C2058
C2069
0
:CHIP
4.7
0.1
50V
16V
1/16W
:CHIP
C2045
B:1608
100
C2062
16V
0.1
R2580
5V
25V
R2579
1k
F:1608
22k
1/16W
L2005
R2577
R2578
1/16W
:CHIP
36
35
34
33
32
31
30
29
22k
1k
:CHIP
:CHIP
R2575
1/16W
1/16W
22k
R2576
:CHIP
:CHIP
1/16W
1k
C2046
:CHIP
1/16W
0.1
16V
B:1608
:CHIP
37
EXT Y
C2042
0.1
16V
B:1608
38
EXT CB
C2041
0.1
16V
B:1608
39
EXT CR
C2039
X2001
40
CLAMP
0.1
16V
B:1608
3.58MHz
C2038
12p
CH:1608
41
XTAL
C2040
IC2004
42
APCFIL
0.47
10V
B:1608
CXA2103AQ
R2052
43
SGND
YCT-MAIN
15k
1/16W
:CHIP
44
FSC
C2044
470p
45
Y CLAMP
50V
CH:1608
46
Y IN
C2043
0.1
16V
47
CVCC
B:1608
48
C IN
1
2
3
4
5
6
7
8
C2050
R2055
0.1
10k
25V
F:1608
1/16W
:CHIP
C2066
0.1
25V
F:1608
L2007
R2056
R2057
:LB2016
C2065
100
100
100
1/16W
1/16W
16V
:CHIP
:CHIP
5V
12
|
13
|
14
|
15
|
16
|
17
C2109
JR2010
0
1/16W
:CHIP
1
6.3V
B:1608
C2115
0.1
25V
EMI
F:1608
FL2205
C2108
R2097
0UH
100
100
16V
1/16W
JR2011
:CHIP
0
VDOY
1/16W
:CHIP
VDOCB
R2103
100
1/16W
:CHIP
VDOCR
JR2014
L2009
R2107
JR2012
0
100
0
1/16W
:LB2016
1/16W
1/16W
:CHIP
5V
:CHIP
EMI
:CHIP
EMI
FL2207
0UH
36
35
34
33
32
31
30
29
28
27
26
25
FL2206
C2100
0UH
0.47
JR2013
10V
B:1608
0
JR2015
1/16W
0
37
IN1_V/L2
GND2
24
:CHIP
1/16W
C2103
C2089
:CHIP
C2098
38
IN1_L3
SELVOUT
23
1
0.47
0.1
10V
6.3V
25V
39
IN1_SW
SELHOUT
22
B:1608
F:1608
X2003
B:1608
C2126
40
VCC1
NC
21
4MHz
0.1
16V
41
IN2_1
EXTCLK/XTAL
20
B:1608
IC2006
R2094
R2044
42
IN2_2
CXA2171AQ
NC
19
10k
0
COMPONENT-I/F
1/16W
1/16W
43
IN2_3
IREF
18
:RN-CP
:CHIP
44
IN2_H/L1
CLPSW
17
C2124
45
IN2_V/L2
YG_IN
16
0.1
25V
F:1608
C2088
C2090
0
46
15
R2095
R2074
0
IN2_L3
HDMI
SUB CXA2103
YG_OUT
0
:CHIP
10k
1/16W
1/16W
:CHIP
C2123
1/16W
:CHIP
47
IN2_SW
V_PH
14
1
6.3V
48
GND1
H_PH
13
B:1608
C2122
0.01
25V
B:1608
1
2
3
4
5
6
7
8
9
10
11
12
R2101
1k
C2116
100
1/16W
16V
:CHIP
C2117
0.1
Q2013
25V
2SB709A
F:1608
BUFF
C2075
0.1
C2072
16V
0.1
B:1608
MAIN_YS
16V
B:1608
28
27
26
25
R2128
0
CROUT
R2127
R2116
0
47
CROUT
24
CBOUT
1/16W
1/16W
:CHIP
:CHIP
CBOUT
23
R2067
YOUT
100
C2091
YOUT
22
1/16W
100pF
R2115
:CHIP
YSYM
21
CH:CHIP
47
R2069
100
1/16W
:CHIP
1/16W
:CHIP
HTIM
20
SCP
19
C2110
22pF
50V
CH:CHIP
R2114
SYNC IN
18
47
L2011
1/16W
SEL OUT
17
C2082
0.47
10V
B:1608
:CHIP
:CHIP
Y3IN
16
C2130
100
VTIM
15
C2085
0.47
10V
B:1608
16V
C2131
0.1
25V
14
R2130
0 1/16W
:CHIP
F:1608
HGND
13
R2076
100
9
10
11
12
1/16W
:CHIP
R2061
C2067
3.9k
1
1/16W
10V
:CHIP
B:CHIP
C2077
0.01
25V
B:1608
C2071
4.7
R2137
0
1/16W
:CHIP
0 1/16W
C2132
S
VCC
F:1608
1A
ST
R2119
1B
4A
100
1/16W
4B
:CHIP
1Y
2A
4Y
2B
3A
VDOHS
2Y
3B
R2118
GND
3Y
100
1/16W
R2131
:CHIP
100
1/16W
IC2010
:CHIP
SN74LV157APWR
SYNC SW
VIDEO PROCESSOR
|
18
|
19
|
20
|
MIDCONT
(P3)
ANTSW
(P3)
50
GND
SUBOSD
49
SUBOSD
48
GND
SHD
47
SUBH
R2078
0
ABLATT
46
ABLATT
1/16W
:CHIP
SVD
45
SUBV
OCP
44
OCP
43
ANTSW
THSW
42
THSW
41
GND
VDOVS
40
VDOVS
MIDBUSY
39
MIDBUSY
MIDRST
38
MIDRST
VDOHS
37
VDOHS
POWER_INT
36
POWER INT
DQPDAC
35
DQPDAC
VDOCR
34
VDOCR
33
GND
32
GND
VDOCB
31
VDOCB
DFDAC
30
DFDAC
29
GND
VDOY
28
VDOY
R2079
27
GND
0
1/16W
26
GND
:CHIP
5V
25
5V
24
5V
P.4
9V
23
9V
22
9V
VD
21
DRCV
DGCRLY
20
DGCRLY
ACRLY
19
ACRLY
HD
18
DRCH
5V-D
17
5V-D
1
16
5V-D
DRCCR
15
DRCCR
2
14
GND
VARMUTE
(P3)
13
VARMUTE
DRCCB
12
DRCCB
3
LMUTE
11
LMUTE
10
GND
DRCY
9
DRCY
DRCY
AMUTE
(P3)
8
AMUTE
OUTWL
(P4)
7
OUTWL
OUTWR
(P4)
6
OUTWR
DRCCR
SPMUTE
(P3)
5
SPMUTE
DRCCB
L
4
L
3
GND(L)
R
2
R
(P4)
3.3V
1
GND(R)
CN2002
50P
:B TO B
TO AY CN523
HD
POWERCONT
VD
(P3)
(P3)
R2138
:CHIP
SYNCSW
(P3)
YCBCRSW0
(P3)
H:i.n
L:V5N6
0.1
25V
R2126
100
1/16W
:CHIP
VDOVS
9-965-978-01<DA4>MY(1/4)
KV-34DRC430/36DRC430
MY BOARD WAVEFORMS
1
2
1.3 Vp-p (H)
1.3 Vp-p (H)
3
4
1.7 Vp-p (H)
2.2 Vp-p (H)
5
1.7 Vp-p (H)
82
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