Read Sony XM-7527 (serv.man2) Service Manual online
XM-7527
8
8
• PRINTED WIRING BOARD – POWER SECTION –
POWER BOARD
(SIDE A)
11
A
B
C
D
E
F
G
H
1
2
3
4
5
6
09
1-675-239-
D903
D904
TO
AMPLIFIER
BOARD
(Page 6)
• Semiconductor
Location
Ref. No.
Location
D903
E-3
D904
E-4
A
B
C
D
E
F
G
H
1
2
3
4
5
6
POWER BOARD
(SIDE B)
E
R812
R811
C902
R906
R810
R813
C903
R903
R827
R826
R825
R824
R823
C806
R821
R822
R819
R815
R806
R814
C801 R808
R809
R801
R807
R820
R817
C803
R816
R818
R805
R802
C915
TH801
Q807
Q805
D801
D802
D806
Q802
Q801
R858
R860
R857
R859
R905
R904
D805
Q803
Q804
D804
TH802
R804
R924
R920
R923
R919
R803
R912
C908
R909
R932
R915
R916
R913
R913
R913
R911
C909
R910
R907
R908
R931
TH901
R921
R922
R914
Q915
D905
D902
Q902
D901
Q811
Q810
Q809
Q808
Q806
Q903
Q901
IC901
1-675-239-
11
09
E
E
E
E
E
E
E
E
E
E
E
E
E
D803
S801
MODE
(HI-VOLTAGE HI-CURRENT)
F901
25A
R901
CNJ801
F902
25A
25A
+12V
GND
CN802
1
9
CNB804
IC801
C802
BLU
BLU
BLU
BLU
BLU
BLU
BLU
BLU
BLK
AMPLIFIER
BOARD
CNP804
CNP804
A
(Page 5)
Q904
BLK
BLU
BLK
BLU
BLK
BLU
BLK
BLU
BLK
BLU
BLK
BLU
BLK
R902
C804
C805
1
CNP803
7
LED BOARD
CNB803
C
E
C910
C911
C912
C913
C914
C901
L902
T901
R929
Q913
R927
Q911
R925
Q909
R930
Q914
R928
Q912
R926
Q910
PL901
S
G
G
S
G
S
G
S
G
S
G
S
E
E
E
E
R918
Q906
Q905
Q908
Q907
R917
C905
C904
C907
C906
D906
C921
IC902
C920
C917
C916
4
3
1
2
2
1
8
9
16
1
3
4
• Semiconductor
Location
Ref. No.
Location
D801
E-5
D802
E-5
D803
G-2
D804
B-2
D805
B-1
D806
E-5
D901
C-4
D902
C-4
D905
F-1
D906
F-1
IC801
B-3
IC901
G-1
IC902
G-1
Q801
E-5
Q802
E-5
Q803
B-2
Q804
B-3
Q805
D-5
Q806
D-5
Q807
D-6
Q808
D-6
Q809
D-6
Q810
C-6
Q811
C-5
Q901
C-4
Q902
C-4
Q903
C-4
Q904
C-5
Q905
H-1
Q906
H-1
Q907
H-1
Q908
H-1
Q909
H-4
Q910
H-1
Q911
H-4
Q912
H-2
Q913
H-5
Q914
H-3
Q915
F-1
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