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Sony RA-3B Service Manual Page 108

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A BOARD SCHEMATIC DIAGRAM (3 OF 3)
1
|
2
|
3
|
A
+5V
3.4
Y
MAIN Y
R1614
1k
:CHIP
R1616
1k
:CHIP
B
CCR
CCG
CCR
CCB
CCB
CCB
CCG
CCG
CCYS
CCYS
C
TV
TV OUT
BGP
D
YUVSW
DV
TO (1/3)
DVD V
DU
DVD U
MBLK
MBLK
SCL
SCL
SDA
SDA
EY
E
EY
EU
EU
EV
EV
F
VP-BUFF
PIP 9V
HP
+5V
IC1701
5V REG
7.0
5.0
7V
I
O
G
G
C1701
C1704
47
100
16V
25V
C1703
C1702
0.01
0.01
25V
25V
B:1608
B:1608
REG 5V
H
FSC
I
J
4
|
5
|
6
|
Q1602
2SD601A
R1619
2.2k
:CHIP
5.1
IC1601
Z8622912SSC-00TR
MAIN V CHIP/CC.
C1608
33p
0
50V
CCR
CH:1608
AS
R
0
0.1
0.1
Q1601
2SD601A
G
BOX
0
R1627
CCYS
3.3k
B
SDO
:CHIP
R1601
5.0
3.3
0
4.7k
SCL
:CHIP
SEN
SCL
R1622
0.7
4.1
R1610
100
:CHIP
220
:CHIP
SDA
HIN
SDA
2
C1601
C1602
1
R1609
470p
100
:CHIP
0.1
SMS
INTRO
16V
50V
1.7
B:1608
CH:1608
VIDEO
VDD
C1605
1.5
0.1
16V
B:1608
CSYNC
VSS
C1604
1.2
0.0068
25V
B:1608
LPF
RREF
C1607
0.1
1.5
R1607
16V
C1603
10k
R1605
B:1608
0.068
6.8k
:RN-CP
16V
:RN-CP
B:1608
Q1603
2SD601A
0.1
1.5
C328
+5V
0.01
25V
B:1608
IC1603
PST9143NL
RESET
NC
VCC
C1619
R1617
GND
22k
0.1
:CHIP
25V
RESET
GND
F:1608
5.0
C1609
C1606
2.2
2.2
6.3V
6.3V
F:1608
F:1608
R1703
R1702
R1701
0
0
0
:CHIP
:CHIP
:CHIP
C1705
100p
50V
CH:1608
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
R1704
68
IC1702
:CHIP
FRAME MEMORY
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
C1707
0.1
C1706
FB1704
0.1
25V
HM601
FB1703
25V
F:1608
:CHIP
HM601
F:1608
:CHIP
FB1702
L1705
HM601
:CHIP
:LB2016
C1708
C1712
0.1
47
25V
25V
F:1608
RB1700
RB1701
RB1702
RB1703
RB1704
RB1705
R1714
100
:CHIP
0 5
7
|
8
|
9
|
10
Y
+5V
C329
L212
47
R344
100
25V
:LAV35
:CHIP
R340
R341
R343
8.4
330
R342
470
22k
1k
Q228
:CHIP
:CHIP
:CHIP
:CHIP
6.1
2SD601A
BUFF.
C315
6.0
Q227
56p
2SD601A
50V
CH:1608
PEEKING2
Q226
5.5
2.8
2SD601A
R339
PEEKING1
2.9
1k
3.4
R338
:CHIP
3.5
15k
:CHIP
R335
R336
R337
C314
470
1k
47
910
:CHIP
:CHIP
25V
:CHIP
IC1704
FL1706
MPC29M33
FL1705
STC332B
3.3V REG.
STC332B
5.0
3.3
I
O
G
FB1707
C1777
C1776
HM601
C1778
0.01
C1775
0.01
:CHIP
0.1
47
25V
25V
25V
25V
B:1608
B:1608
F:1608
C1741
10
Q1701
2SB709A
R1764
BUFF
0
:CHIP
4.8
R1709
0.1
R1710
4.4
4.7k
R1712
0
0
:CHIP
+5V
:CHIP
:CHIP
0.1
L1706
R1721
:LB2016
470
:CHIP
Q1705
C1711
2SD601A
0.1
C1710
25V
BUFF
47
F:1608
25V
MA8
L1709
:LB2016
+3.3V
C1728
4.7
C1720
C1718
0.1
47
25V
25V
F:1608
R1731
1k
R1735
:CHIP
560
C1722
:RN-CP
0.1
|
11
|
12
|
13
9V
YUVSW
D1903
1SS355
R1911
4.7k
D1906
:CHIP
1SS355
D1907
1SS355
R1912
C1910
4.7k
0.01
:CHIP
25V
MBLK
B:1608
D1901
1SS355
D1902
1SS355
9V
R1903
R1904
4.7k
4.7k
1.7
:CHIP
:CHIP
R1902
C1970
1.0
1k
1.0
:CHIP
0.01
R1901
25V
0.4
1k
B:1608
:CHIP
Q1902
Q1901
2SB709A
2SB709A
LEVEL SHIFT
LEVEL SHIFT
R1917
R1918
47
1k
:CHIP
:CHIP
Q1912
4.3
2SD601A
4.9
4.9
BUFFER
Q1911
2SB709A
BUFFER
R1921
47
R1922
1.2
1.5
:CHIP
1k
1.7
:CHIP
Q1914
4.4
2SB709A
R1919
R1920
330
BUFFER
4.9
560
:CHIP
:CHIP
4.9
0.4
0.8
R1923
R1924
470
560
:CHIP
:CHIP
+5V
FB1708
C1725
C1709
HM601
R1705
R1706
0.1
0.1
:CHIP
1k
8.2k
R1707
R1708
25V
25V
:CHIP
:CHIP
1k
820
F:1608
F:1608
:RN-CP
:CHIP
Q1703
2SD601A
4.9
Q1702
BUFF
2SD601A
3
3.4
BUFF
R1711
Q1704
220
C1715
2SD601A
:CHIP
4.1
1
BUFF
Q1706
3.5
4.5
2SB709A
3.7
3.5
R1719
BUFF
560
4.1
C1716
:RN-CP
3.8
R1713
470p
100
R1720
R1715
R1716
:CHIP
C1714
50V
R1717
R1718
1k
10
2.2k
220k
CH:1608
2.2k
5.6k
C1717
:CHIP
:CHIP
:CHIP
:CHIP
:RN-CP
15p
C1721
50V
0.1
CH:1608
R1722
25V
F:1608
100
1
2
3
:CHIP
FL1701
Q1707
6
4
2SD601A
VIDEO
BUFF
3.9
3.7
R1765
2.2k
:CHIP
C1768
47
25V
C1743
FB1715
0.1
R1733
R1734
R1732
HM601
Q1711
25V
2.2k
33k
5.6k
:CHIP
2SD601A
F:1608
:RN-CP
:CHIP
:RN-CP
Q1712
BUFF
5.8
2SD601A
|
14
|
15
|
D1905
R1937
10k
1SS355
:CHIP
C1920
Y
0.1
R1928
16V
100
:CHIP
B:1608
R1927
100
:CHIP
C1922
0.1
16V
3.2
B:1608
Q1913
2SD601A
0.1
C1911
47
R1929
25V
R1941
6.2k
10k
:RN-CP
:CHIP
24
23
22
21
20
19
18
17
16
15
14
13
IC1901
CXA2039M-T6
YUV CONT.
1
2
3
4
5
6
7
8
9
10
11
12
9
R1930
0
:CHIP
Y
R1905
8.2k
:CHIP
C1904
R1906
R1909
0.01
0.9
8.2k
4.7k
25V
B:1608
:CHIP
:CHIP
1.5
Q1903
2SB709A
BUFFER
0.4
Q1905
1.0
1.0
2SB709A
0.9
BUFFER
Q1915
2SD601A
1.5
BUFFER
Q1907
2SB709A
BUFFER
9V
L1701
2
:LB2016
SUB
R1915
4.7k
:CHIP
R19
1
:CH
VIDEO

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