Printed Wiring Board - Power Board - Sony HCD-HDX277WC Service Manual

HCD-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/HDX675
Q Q
3 7 6 3 1 5 1 5 0

6-37. PRINTED WIRING BOARD - POWER Board -

1 2
(AC IN)
POWER BOARD
A
1
3
CN901 FH901
VDR901
F901
B
R901
FH902
C901
LF901
C
T E
L 1 3 9 4 2 2 9 6 5 1 3
JW905
LF902
D
TH901
C920
C902
E
D901
C918
F
w w w (CHASSIS)
• Semiconductor Location
Ref. No. Location Ref. No. Location Ref. No. Location
D901 E-2 D907 F-6 D912
D902 E-9 D908 E-6 D913
D903 E-8 D909 D-4 D914
D905 D-7 D910 E-6 D916
D906 E-6 D911 C-8 D921
HCD-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/HDX675
• See page 33 for Circuit Boards Location.
3 4
(Page 35)
D MAIN
BOARD
CN904
(CHASSIS)
EB907
CN904
5 1
C939
C936
L931
C934
JV917
R931
JV916
C963
R965
R945
R932
C950
Q950
JV903
E
R939
JV914
Q943
C964
Q949
IC931
1 3
R949
R933 C937
R946
R935
R934
C938
PC901
EB905
C930
JW911
C910
JW910
R910
JW983
JW982
R909
JW981
C903
JW984
C913
EB902
(EXCEPT HDX275:E3,AUS)
(CHASSIS)
x a o
Ref. No. Location Ref. No. Location
. C-9 D922 i E-9 D947 C-8
E-7 D923 D-9 D948 E-9
D-6 D924 D-9 D949 E-9
C-9 D931 B-6 DZ901 E-9
E-8 D941 B-9 DZ902 F-9
http://www.xiaoyu163.com
• : Uses unleaded solder.
5 6
C933 C932
C935
D931
HS931
JV921
R940
DZ932 R937
B E B
R938
Q947
Q Q
JV918
3 7
T901
MAIN POWER
TRANSFORMER
PC903
D909
JW912 DZ915
D914
JW988
JW985
C906 (HDX275:E3,AUS)
C980 (EXCEPT HDX275:E3,AUS)
R919
R911
R914 JW916
1 5
JW986
C908
R912
2 4
R913 JW914
JW915
IC901
HS901
C909
JW908 D906
C907
JW913
R906
C911
R978
R908 D907
u 1 6 3
y
Ref. No. Location Ref. No. Location Ref. No. Location
DZ903 D-9 IC941
DZ904 E-8 IC901 E-5
DZ915 D-6 IC921 E-8 Q901
DZ932 C-5 IC922 C-9 Q921
DZ953 D-9 IC931 C-4 Q922
62 62
2 4
8 9 9
7 8
(HDX277WC/HDX279W/HDX576WF)
(Page 35)
J MAIN
BOARD
CN506
(CHASSIS)
CN906
1
EB904
C987
R974
C970
C976
C969
JV907
C945
C948
JW927 JV904
JV908
JV910
R967
L956
PS954
PS956
JV905
C975
R960
JV915
TP916
C928
C940
L954
C992
D911
D947
C927
C993
6 3 1 5 1 5 0 8 9
T903
SUB POWER
TRANSFORMER
C924
FR929
R905 D905
R916
C905
D908
IC921
C921
7
D921
D913 9
Q901
D903
R907
D910 DZ904
C912
R925
JW918
C916
m
c o
Ref. No. Location Ref. No. Location
B-9 . Q930 C-9 Q947 C-4
Q931 C-9 Q949 C-4
E-6 Q932 D-9 Q950 C-4
D-9 Q943 C-4
F-8 Q945 B-8
2
8 9 9
9
(HDX275/HDX475/HDX675)
(Page 50)
(Page 49)
T1 S-AIR INC T2 S-AIR CON
BOARD BOARD
CN805 CN111
IC941
13 JV919
C997
L953
R966
1 5
R957
R941 R942
R958
SD G
C951 C943
JV909
PS913 R972
Q945 JW917
C971
JV906
C942
JV923
JV912
JV913
L945
JV911
L944
R920
L947
C995
L948
R921
C929 JV902
R995
E B
Q930
C990
R999
C996
R963
R993
D912
D916
C984
R956
C991 R998
Q931
R954
2 4 9 8 2 9 9
R994
JV901
1 3
Q932
E B
DZ953
R959
C983
R952 R955
Q921
E B
D924
R927
D923
R924
R992
C925
R930
C926
DZ903
R928
JW942
D902
R975
JW925
1
D948 R976
R951
D949
2
R922
JW941
R926
D922
C923
JW940
R923
C922
DZ901
DZ902
R917
Q922
13
(13)
1-875-124-