Sony STR-DN1060 - 6-38. Schematic Diagram - DCDC Board

STR-DN860/DN1060
STR-DN860/DN1060
7373
6-38. SCHEMATIC DIAGRAM – DCDC Board –
• See page 79 for IC Block Diagrams.
1
A
B
C
D
E
F
G
H
I
J
K
2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
DCDC BOARD
9.2
14.7
6
14.5
0.7
5.2
2.5
9.2
14.7
4.5
14.5
0.7
5.2
2.5
9.2
14.7
4.5
14.5
0.7
5.2
2.5
12
14.7
6.2
0.7
14.3
5.6
14.7
11.8
6.2
14.3
0.7
8.1
14.7
2.5
0.7
14.3
5.6
14.7
8.2
2.5
14.3
0.7
8
14.7
2.2
0.7
14.3
5.6
14.7
7.9
2.2
14.3
0.7
-+
C1901
6800u
25V
CL1906
CL1948
CL1949
CL1950
CL1947
CL1901
CL1904
5A 250V
W1900
C1950
0.22u
CL1926
CL1929
C1910
1u
C1911
0.1u
C1934
0.1u
L1914
2.2uH
IC1913
TPS542941PWPR
1
VIN1
2
VBST1
3
SW1
4
PGND1
5
EN1
6
PG1 = PG1 PG2 = PG2
7
VFB1
8
GND VREG5
9
VFB2
10
11
EN2
12
PGND2
13
SW2
14
VBST2
15
VIN2
16
17
L1921
2.2uH
L1919
2.2uH
L1920
2.2uH
CL1934
CL1935
C1940
22u
C1941
22u
C1949
22u
C1948
22u
C1944
1u
C1945
0.1u
C1937
0.1u
4.7
R1936
47k
R1934
10k
R1935
C1977
22u
C1978
22u
C1984
0.1u
C1976
0.001u
IC1915
BD9D321EFJ-E2
1
EN
2
FB
3
VREG
4
SS
5
GND
6
SW
7
BOOT
8
VIN
9
10k
R1932
L1931
2.2uH
22k
R1933
C1979
10u
C1974
10u
C1975
10u
C1983
0.1u
C1981
0.0033u
C1987
1u
C1988
22u
C1989
22u
C1991
22u
C1990
22u
C2002
0.1u
C2003
0.1u
CL1925
CL1924
CL1927
CL1928
CL1930
CL1932
CL1931
CL1933
CL1936
CL1937
C2000
0.1u
C2001
0.1u
C1914
10u
C1997
10u
C1998
10u
C1999
10u
C1902
10u
C1951
10u
C1953
10u
C1954
10u
C1905
10u
C1935
10u
L1935
4.7uH
L1936
4.7uH
L1938
4.7uH
4.7k
R1900
4.7k
R1901
33k
R1902
33k
R1903
47k
R1909
47k
R1910
10k
R1911
47k
R1913
47k
R1912
10k
R1914
CN1905
4P
1STBY 10V
2STBY GND
3AC CUT
4PWR RY
10k
R1921
10k
R1916
10k
R1917
10k
R1918
C1943
0.1u
C1915
0.1u
CL1909
CL1910
CL1911
CL1912
CL1913
CL1914
CL1915
CL1916
CL1917
CL1918
CL1919
CL1920
CL1921
CL1922
CL1923
D906
SA10QA04
D1925
SA10QA04
D1924
D5SBA60-F
C1904
100u
16V
C1965
470u
10V
C1966
470u
10V
C1967
100p
CL1951
4.7
R1915
47k
R1923
10k
R1922
C1907
22u
C1908
22u
C1962
0.1u
C1919
0.001u
1
EN
2
FB
3
VREG
4
SS
5
GND
6
SW
7
BOOT
8
VIN
9
10k
R1927
L1925
2.2uH
2.2k
R1928
C1955
10u
C1922
10u
C1957
10u
C1961
0.1u
C1959
0.0033u
C1986
1u
L1937
4.7uH
C1916
0.1u
C1969
100p
IC1911
TPS54394 PWPR
1
VIN1
2
VBST1
3
SW1
4
PGND1
5
EN1
6
PG1 = PG1
PG2 = PG2
7
VFB1
8
GND VREG5
9
VFB2
10
11
EN2
12
PGND2
13
SW2
14
VBST2
15
VIN2
16
17
CN1906
11P
1 AC CUT
2 POWER RY
3
STANDBY_+4.5V
4
DADCDC_4.5V
5 USBDCDC_6.2V
6 MHLDCDC_6.2V
7 SPARTADCDC_2.5V
8 ADVDCDC_2.5V
9 MTKDCDC_1.9V
10 MTKDCDC_2.2V
11 RFDCDC_6.2V
CN1907
2P
1R3 Green
2R3 Yellow
1k
R1973
1k
R1974
F940
+6V REG.
IC1915
IC1906
BD9D321EFJ-E2
+4.5V REG.
IC1906
CL1952
C1918
220u
10V
CL1953
4.7
R1926
47k
R1924
10k
R1925
C1909
22u
C1936
22u
C1973
0.1u
C1920
0.001u
1
EN
2
FB
3
VREG
4
SS
5
GND
6
SW
7
BOOT
8
VIN
9
10k
R1937
L1929
2.2uH
2.2k
R1938
C1968
10u
C1963
10u
C1964
10u
C1972
0.1u
C1970
0.0033u
C1985
1u
L1930
4.7uH
C1917
0.1u
C1971
100p
IC1914
BD9D321EFJ-E2
+4.5V REG.
IC1914
+6.2V REG.
IC1911
+2.5V REG.
IC1913
IC1912
TPS542941PWPR
1
VIN1
2
VBST1
3
SW1
4
PGND1
5
EN1
6
PG1 = PG1 PG2 = PG2
7
VFB1
8
GND VREG5
9
VFB2
10
11
EN2
12
PGND2
13
SW2
14
VBST2
15
VIN2
16
17
L1934
2.2uH
L1933
2.2uH
L1917
2.2uH
CL1939
CL1942
C1923
22u
C1924
22u
C1932
22u
C1931
22u
C1927
1u
C1928
0.1u
C1956
0.1u
CL1938
CL1941
CL1940
CL1944
CL1943
C1992
10u
C1993
10u
C1994
10u
C1995
10u
C1996
10u
47k
R1906
33k
R1907
10k
R1908
10k
R1905
2.2k
R1975
6.8k
R1904
10k
R1919
10k
R1920
C1942
470u
10V
C1926
470u
10V
+2.15V REG.
IC1912
>073S
STANDBY BOARD
CN940
(Page 75)
>072S
POWER
TRANSFORMER
(MAIN)
T901
(Page 75)
>006S
MB-1409 BOARD
(3/18)
CN301
(Page 47)
0uHFB1906
0uHFB1907
0uHFB1905
0uHFB1904
0uHFB1903
0uHFB1901
0uHFB1902
0R1977
0R1979
0R1976
0R1978
Note: IC1906, IC1912, IC1913, IC1914 and IC1915 on the DCDC
board cannot exchange with single. When these parts
on the DCDC board are damaged, exchange the entire
mounted board.