Schematic Diagram - Power Board - Sony HCD-HDX277WC Service Manual

Q Q
3 7 6 3 1 5 1 5 0

6-38. SCHEMATIC DIAGRAM - POWER Board -

1 2 3
POWER BOARD
A
F901
CN901
(8A/125V) (EXCEPT HDX275: E3, AUS)
3P
(T63mAL/250V) (HDX275: E3, AUS)
TP901
1
LIVE
(AC IN) TP902
NUTRAL 3
C901
B 0.22
275V
EB902
(CHASSIS)
C
D
E
F
T E
L 1 3 9 4 2 2 9 6 5 1 3
G
C916
C912
47 0.1
25V
H
C921
150p
2kV
JW942
MA2J1110GLS0
I
JW941
R923
C922
22k
1000p
J
w w w
HCD-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/HDX675
• See page 65 for IC Block Diagrams.
4 5 6 7
C963
∗
TH901
R901 VDR901 LF901 C964
LF902 C902
∗ 0.22
∗
275V
JW905
∗R901
∗C963, 964
C913
1M 1/2W (EXCEPT HDX275: E3, AUS) 470p 250V (HDX275: E3, AUS)
100p
250V
1.5M 0.5W (HDX275: E3, AUS) 2200p 250V (EXCEPT HDX275: E3, AUS)
FR929
1
IC B/D 1/2W
IC901
3.3 JW914
FB/OLP
POWER CONTROL
20
VCC
152
D
(HDX275: E3, AUS)
C906 C980
1000p 3300p
GND
1.5kV 1.5kV
IC B/D 0.4
OCP/SYNC
EXCEPT
IC921
JW915
HDX275: E3, AUS
IC901
POWER CONTROL
STR-F6138-LF1352
C909
IC921
(EXCEPT HDX275: E3, AUS)
MR4020-7103 220p
STR-F6168-LF1352
(HDX275: E3, AUS)
151
D
152
VIN R914
R913
∗ 0.22
2W
0
S/OCL
15.5
EXCEPT
VCC
HDX275: E3, AUS
GND
1.6 ∗R914
FB
0.05 0.15W
1.8 JW986
(HDX275: E3, AUS)
ZC
0.05 1W
(EXCEPT HDX275: E3, AUS)
JW918 R925
D910
10
MA2J1110GLS0
T903
SUB POWER
TRANSFORMER
JW925 TP921
DZ901
D902
MAZ8180GMLS0
D1NL20U-TR2
1 16
JW940
R992 TP922
21.3 28 4.7
C926 2 15
22
100V
R917 TP923
4.7k
21.7 3 14
TP924
4 13
TP925
DZ902
D903 5 12
MAZ8220GLLSO
SARS03
R928 TP926
100k
Q922
RIPPLE FILTER 11
C924
R916
100k 3300p
TP927
3W 400V
7 10
R927 22k
R930 470 TP928
8 9
D923
MA2J1110GLS0
1.6 3.5
4 1
D922 D949
R976 R975
MA2J1110GLS0
220k 100k
2.6
3
2
D948
R926 R951
MA2J1110GLS0 PC902
100k 1k
TLP421F(D4-GR)
4.6
D924
ISOLATOR
MA2J1110GLS0
0.2
C923 R924
2200p 22k
PC904
PS2561AL1-1-V-W
Q921 ISOLATOR
STANDBY CONTROL 0 1.2
4 1
C925
47p
2KV
0
3 2
x a o
y
. i
http://www.xiaoyu163.com
8 9 10 11
C930
100p
250V
∗R903, 904
33k 3W (EXCEPT HDX275: E3, AUS)
100k 3W (HDX275: E3, AUS)
JW981
C920
0.01
250V
~ C905 R903 R904
∗C905
∗ ∗ ∗
15.2 JW982
3300p 400V
(HDX275: E3, AUS)
~ 0.01 400V
D901 D913
SARS03
D5SBA60F01 (EXCEPT HDX275: E3, AUS)
JW916
C918
C903
0.01
330 450V
250V
(HDX275: E3, AUS)
1000 200V
(EXCEPT HDX275: E3, AUS) R905
10
JW983 JW910
Q901
2SA1015TP-YGR
R910
2.2k
20 20.1 D908 D905
MA2J1110GLS0 D1NL20U-TR2
R909
19.3 100k
C911 C908
4700p 47
R907
35V Q901 10k
B+ SWITCH
JW984 JW911
C910
D914 10 50V
MA2J1110GLS0
(EXCEPT HDX275: E3, AUS)
D906
MA2J1110GLS0 20 50V
C907
(HDX275: E3, AUS)
DZ915
∗
MAZ8100GMLS0
R912 R911 R906
∗ 220 3.3k
∗C907
JW912
1000p
(HDX275: E3, AUS)
1500p
JW988
D907 (EXCEPT HDX275: E3, AUS)
MA2J1110GLS0
∗R912 R919
JW913
22k
0.22 2W
PS2561AL1-1-V-W
(EXCEPT HDX275: E3, AUS)
D909
MA2J1110GLS0
0.33 2W
(HDX275: E3, AUS)
R978 R908 JW908 JW985 0.8
4.7k 4.7k
Q Q
3 7 6
3
D912
D10SC9M
14.5
10
D916
SF5S6
D911
D10SC4M
6.8
C929
C990 C991 C940 C992 C928
1000
D947 0.1 1000 2700
25V 0.1 0.01
SF5S6 16V
16V
4.1
C993 C927
0.1 3300
10V
R956 R995
470 100k
IC922
TA76L431S(TPE6,Q)
0
R955
1k
R963 R999 R960 R954 3.4 C996
470 10k 470 3.9k
10
2.6 3.4
R993
10k C995
2.4 0
IC922 0.1
C984
R998
2.2k 0.01
SHUNT REGULATOR
R994
330k
C983
0.047
DZ953
R959 Q930-932
MAZ8033G0LS0
10k
POWER ON/OFF CONTROL
R952
1k
u 1 6 3
63 63
HCD-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/HDX675
2 4
8 9 9
12 13 14
C938
470p
TP905
250V
8
L931
5.6uH
32.1
6 9
C935 C932 C933 C936 C934
D931
2200 2200
0.01 2200 0.01
FMX-22SL
35V 35V 35V
5 10
4 11 R931 R965 R932
1k 4.7k 22k
C937
R934
0.047
3 12 1k
TP906 R933
4.7k
2 13 29.2
R936
470k
3
1 14 2.5 2.2
RT1N441C-TP-1
1
IC931
T901
MAIN POWER 2
IC931
TRANSFORMER
TA76431AS(TPE6)
SHUNT
REGULATOR
Q949
2SC3052EF-T1-LEF
0 3.1
PC901
TLP421F(D4-GR)
Q950
ISOLATOR R945 31 0
RT1N441C-TP-1
32.2 22k
4 1
1.7
R935
1k
31.1
R946
3 2
3.3k
R949
100
PC903
ISOLATOR
4
1
4
2.9
3 1 5 1 5 C970 0 C945 8 9
2
0.1 470
16V
TP916
C975
0.1
L944
10 10
10uH
Q945
L945 RSR025N03TL
10uH
B+ SWITCH
L953 11.9
10uH
L947 IC B/D
10uH IC941
SI-3010KM-TLS
IC941
L948
10uH
PS956
+12V REGULATOR
L956
1 2 3 4 5
10uH
L954
10uH PS954
R958
1k
TP919
C951
R921 R920
0.1
10k 1k
R941
0.7 C943
220 16V 100k
Q930
R942
2SC3052EF-T1-LEF
0 10k
D941
C971 MA2J1110GLS0
0.01
C942
470
25V
CL001
m
c o
.
2
8 9 9
15 16 17 18
CN904
5P
TP903
D
5 +31.5V
C939 4 +31.5V
0.1 TP904
P-GND MAIN
3
BOARD
P-GND
1 (4/12)
CN904
(Page 39)
EB907
R937
10k
C950
0.4
0.1
(CHASSIS)
DZ932
MAZ8056GMLS0
3.1
3.1
Q947
RT1N441C-TP-1
Q943
Q943, 947, 949, 950
POWER ON/OFF CONTROL
HDX275/HDX475/
HDX675
(Page 49)
T2
S-AIR
CON
BOARD
CN111
CN908
2P
2 E+4V T1
1 S-AIR-GND
C987
S-AIR
0.1
INC
BOARD
CN906
CN805
13P
(Page 51)
R966 1k TP913
1 P.CONT1
R967 1k TP912
2 EN
TP917 HDX277WC/HDX279W/
3 P.CONT3
HDX576WF
TP914
4 E+4V
TP908
5 6V
J
C948
C969 2 4 9 8 2 9 6 6V 9
0.1 470
10V
7 D-GND
MAIN
TP911
BOARD
8 D-GND
TP915 (6/12)
C976
R974 CN506
100 9 M+9V
16V 3.3k
(Page 41)
10 M-GND
TP910
11 14V
R957
47k 12 12V
C997
0.1
13 A-GND
TP918
R972
10k
EB904
(CHASSIS)