JVC AV-34WP84 /ZA Service Manual page 68

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MAIN PWB CIRCUIT DIAGRAM ( 12/12 ) SHEET12
R1971
QRT039J-1R0
D1991
MA111-X
Y1952
C1991
100
OPEN
/25
K1943
0
QRN143J-0R0X
L1952
QQL26AK-470Z
R1972
OPEN
C1941
470/25
POWER & DEF PWB
SHEET 15
D1946
OPEN
D1945
OPEN
CN1002
K1944
0
QGB1506L1-16
QRN143J-0R0X
R1973
OPEN
GND
GND
L1951
QQL26AK-470Z
C1944
1000/25
GND
R1974
OMR
OPEN
L1950
QQL26AK-470Z
C1951
470/25
D1949
OPEN
GND
R1953
220k
R1954
0
R1955
OPEN
GND
POWER & DEF
LINE FILTER
PWB
PWB
SHEET 15
SHEET 16
CN1001
QGB1506L1-16
F
Y1821
0
GND
IC1991
PQ12RD11
H1991
OPEN
R1993
R1991
D1992
OPEN
470
OPEN
R1992
1.8k
C1993
OPEN
Y1991
0
GND
GND
GND
GND
C1992
Y1918
470/16
D1801
OPEN
1SR35-400A-T2
IC1941
Y1920
PQ1CG21H2FZ
OPEN
H1941
R1968
OPEN
1k
R1969
L1941
1k
GND
QQR1401-001
R1941
C1943
OPEN
3D
OPEN
C1986
C1942
OPEN
R1957
1000/16
R1966
6.8k
8.2k
GND
3D
3D
D1941
D1947
R1943
R1942
OPEN
EC30HA03L-X
R1947
12k
1.2k
R1967
OPEN
1.2k
GND
GND
GND
GND
IC1942
R1961
SI-8050JD-W
1k
R1965
1k
L1942
GND
QQR1401-001
R1944
C1946
QRK126J-220X
D1942
OPEN
OPEN
3D
R1958
OPEN
C1945
R1962
1200
/10
5.6k
QEZ0256-228
GND
C1987
OPEN
Q1961
D1948
EC30HA03L-X
R1963
R1945
1.8k
R1946
1k
1k
GND
GND
GND
IC1943
PQ1CY1032Z-W
D1968
PTZ3.9B-X
L1947
GND
QQR1401-001
GND
R1952
3D
D1943
C1988
330
R1948
RK34
OPEN
R1959
OPEN
-LFC4
C1952
1.8k
1/2W
QEZ0256-128
GND
Q1964
3D
3D
*1
C1955
R1949
R1950
.1
/25
1.2k
8.2k
Q1965
UN2213-X
C1956
OPEN
D1813
OPEN
GND
GND
D1811
D1812
C1811
OPEN
OPEN
OPEN
Y1813
Y1814
OPEN
OPEN
No.52170
CN100F
QJB003-041414
D1802
MA111-X
R1801
OPEN
IC1801
TA48M033F-X
MM1565AF-X
C1805
OPEN
C1802
10
Y1994
Y1992
0
/50
QRN143J-0R0X
0
D1803
C1803
MA111-X
Y1993
47
/25
Y1995
OPEN
C1998
0
GND
OPEN
L1943
33
GND
QQL26AK-330Z
Q1981
2SC4682-T
R1981
Y1919
180
1/2W
OPEN
QRK126J-181X
D1965
MA111-X
GND
C1981
100
/16
L1944
33
GND
QQL26AK-330Z
Q1962
C1948
*1
470
/16
GND
GND
L1953
D1944
OPEN
C1957
OPEN
OPEN
GND
L1949
22
QQL26AK-220Z
C1954
1000
/6.3
Y1912
L1945
OPEN
GND
22
QQL26AK-220Z
R1986
330
1/2W
Q1984
QRK126J-331X
2SC4682-T
D1964
MA111-X
C1949
C1983
1000
OPEN
/6.3
GND
L1946
22
GND
QQL26AK-220Z
R1964
*1
22k
C1961
IC1511
1
/50
PQ033RD01SZ
C1950
1000
D1967
/6.3
D1962
PTZ6.8B-X
MA3030/H/-X
D1511
GND
GND
OPEN
C1540
R1571
0
100
C1579
47
/25
/10
GND GND
GND
L1948
10
QQL26AK-100Z
C1953
2200
/6.3
GND
IC1811
2D
R1811
OPEN
OPEN
2D
R1812
H1811
OPEN
OPEN
R1813
R1814
OPEN
OPEN
L1983
0
2D
QRN143J-0R0X
R1815
OPEN
C1984
R1818
Q1811
1000/6.3
OPEN
OPEN
R1816
R1817
C1812
OPEN
OPEN
OPEN
2D
R1819
OPEN
GND
2-27
2-28
MAIN PWB ASS'Y (12/12) [REGULATOR PART]
SSB-1076A-M2
14V
NOT USE
21V
SHEET 1
32V
SHEET 1, 10
STBVCC
SHEET 9
SHEET 10
LB_PRO
STB_3.3V
SHEET 9
12V
SHEET 1
LOB_POW
SHEET 10
D1993
MA111-X
TU_9V
IC1993
A5V
SHEET 10
CB1
CB1
C1999
C1995
C1996
C1994
CB1
OPEN
2.2
2.2
2.2
/16
/16
GND
/16
GND
GND
SHEET 1
9V
AV_9V
BS_9V
SHEET 10
TU_5V
SHEET 1
SCL0
R1921
NOT USE
OPEN
SDA0
C1922
IC1921
R1922
R1923
OPEN
OPEN
OPEN
OPEN
C1921
OPEN
D1921
SDA
+VS
OPEN
SCL
A0
R1925
OPEN
D1923
OPEN
0.5
A1
R1926
OPEN
GND
A2
R1927
OPEN
GND
GND
5V
SHEET 1, 2
Y1954
0
QRN143J-0R0X
BS_5V
SHEET 1, 10
H1511
OPEN
A3.3V
R1573
D1512
R1572
C1580
OPEN
OPEN
OPEN
OPEN
SHEET 2
GND
GND
3.3V
R1574
OPEN
IC1981
PQ070XH02Z-W
2.5V
SHEET 10
R1985
0
GND
3D
D1981
R1982
MA111-X
2.2k
R1984
0.5%
18k
C1985
3D
R1983
470
2.2k
/6.3
0.5%
15/11_SW
NOT USE
D1814
OPEN
ODU_PRO
NOT USE
D1815
OPEN
15/11V
SHEET 10
ODU_SW
NOT USE
TU_POW
SHEET 10
No.52170
PIN NO.
VOLTAGE (V)
IC1511
1
5
2
3.2
3
0
4
5
IC1801
1
4.6
2
3.2
3
0
IC1941
1
22.1
2
9.1
3
0
4
1.1
5
6.7
IC1942
1
22.1
2
5.2
3
0
4
4.9
5
2.5
IC1943
1
21.8
2
3.5
3
0
4
1.1
5
6.6
IC1981
1
28.5
2
2.7
3
0
4
1.2
5
6.1
IC1991
1
13.8
2
11.8
3
0
4
2.4
IC1993
1
4.9
2
NC
3
0
4
NC
5
8.8
6
0
7
8.8
Q1961
E
0
C
0
B
0.4
Q1962
E
0
C
0
B
0.6
Q1964
E
0
C
6.7
B
0
Q1981
E
8.9
C
8.9
B
9.6
Q1984
E
5.1
C
5
B
5.8

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