Sony RA-3B Service Manual page 109

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R1944
10k
:CHIP
IC1904
CXA1315M-T4
C1938 C1947
X1903
D/A CONV. 0.01 27p 50V CH:1608
25V 20.25MHz
0.2
B:1608
FULL VCC
DVD
941
3.7
0k
NC SCL
HIP SCL
0.4 R1954 C1946
100 :CHIP
3.9 27p 50V CH:1608
DVD SW2 SDA
SDA
R1953
100 :CHIP
DVD SW SDA2
4.5
40H
COL SDA1
4.4
SDA
HUE SDA0
0.4 R1979
100 :CHIP
MAIN H LOCK
SCL
YSW
R1980
GND RESET 100 :CHIP
L1901 FB1901
HM601
:CHIP
C1906 C1907
47 0.01
25V
25V
B:1608
C1914
0.01
25V
B:1608
IC1905
MPC29M33T
3.3V REG.
5.0 3.3
I O
G
C1909
47
25V
R1968
1k
:CHIP
R1967
1k
:CHIP
C1908
C1905 0.01
47 25V
25V B:1608
Q1906
2SD601A
SUB C-BUFFER
2.8
R1915 2.3
4.7k
:CHIP
R1908
R1916 1k
10k :CHIP
:CHIP
C1952
47
25V
IC1903
BU4053BCF-E2
YUV SW
VCC
2.7
3.3
V IN U/Y O
3.3
2.2
V/C O U IN
2.2 2.7
C IN Y IN
0.4
INH DVD SW
GND DVD SW
C1939
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IC1902
SDA9588X
PIP PROCESSOR
1.4
2.6
XIN Y/VID
1.3 10
2.1
XQ REFM
C1918
C1915 47
11
0.7
2.7 0.01 25V B:1608 25V
HSP U/Y
0.1 12
1.2
VSP REFL
C1924
C1921 47
4.2
1.7 0.01 25V B:1608 25V
SDA V/C
4
C1925 47 25V
SCL VSSA
C1926 0.01 25V B:1608
VDD VDDA
L1902
:CHIP
VSS VREFH
C1927
0.01 25V B:1608
I2C VSSA
C1928
47
INT VDDA 25V
L1903
:CHIP
0.9
RIN VOUT
0.4
GIN YOUT
0.9
BIN UOUT
0.0
BLK SEL
C1929
0.1 16V B:1608
C1930
0.1 16V B:1608
C1931
0.1 16V B:1608
9V
Q1918
C1954
2SD601A
0.01 R1976
25V 5.6k BUFFER
3.3
B:1608 :CHIP
2.7 R1981
470
:CHIP
R1977
10k
:CHIP
A (3/3) BOARD : IC1902 SDA9588X
A (3/3) BOARD : IC1903 BU4053BCF-T2
16 15 14 13 12 11 10
2 5
1 3 4 6
KP- 43T90 / 48V90 / 53V90 / 61V90
9
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