Read Sony SA-WX900 Service Manual online
8
8
SA-WX900
2-5. Printed Wiring Board – POWER SECTION – • See page 4 for Circuit Boards Location.
• Semiconductor
Location
D501
F-1
D601
D-3
D602
B-4
D603
D-2
D604
D-2
D605
C-2
D606
C-2
D607
B-2
D608
B-2
D609
B-3
D610
B-3
D611
B-3
D612
B-3
D613
C-3
D902
B-9
D903
C-9
D904
B-9
D905
B-9
D906
B-10
D907
B-10
D908
C-9
IC601
D-2
IC602
B-4
Q601
D-2
Q602
B-2
Q603
B-2
Q604
B-3
Q605
B-3
Q606
B-3
Q607
B-3
Q608
B-3
Q901
A-8
Q902
A-8
Q903
A-8
Q904
A-9
Q905
A-9
Q906
B-10
Q907
B-9
Q908
B-9
Q909
C-9
Q910
C-9
Q911
A-9
Ref. No.
Location
LINE FILTER BOARD
11
(11)
1-861-094-
PROTECT BOARD
11
(11)
1-860-445-
AUTO POWER BOARD
11
(11)
1-860-444-
POWER SW BOARD
11
(11)
1-868-443-
R602
R603
R603
R604
R605
R623
T601
R614
R611
R610
FB601
R617
R612
R608
R606
R608
R607
FB602
R615
R618
R616
R613
R621
C621
C626
C801
F601
C605
C625
C623
C624
C613
C627
C614
C612
C611
C616
R622
C619
C620
C617
C618
C615
C622
R620
C610
C608
C630
C609
C607
C628
C629
C601
C606
L601
C603
R619
R601
R902
R903
R910
R925
R905
R908
R914
R913
R915
R916
R922
R920
R921
R921
R911
R912
R923
R924
R927
R909
R906
R926
R907
R919
R904
R928
C925
C926
FB901
C902
C905
C907
C909
C904
C903
C906
C908
C924
C913
C912
C911
C910
C921
C920
C922
C923
FB102
R701
C701
1
2
CN701
1
2
CN702
L702
L701
AC IN
1
1
5
8
CN906
CN901
JW901
JW902
JW903
CN902
1
1
ICE1000A-IC
SWITCHING
REGULATOR
4
4
CN907
1
4
CN903
1
3
CN905
1
3
CN904
1
3
CN501
1
3
CN605
1
3
CN606
CN603
CN602
1
5
CN604
1
1
2
2
CN601
1
2
CN801
1
2
E
C
B
C
B
E
C
B
C
B
E
C
B
C
B
E
C
B
C
B
E
C
B
C
B
E
C
B
C
B
E
C
B
C
B
E
C
B
C
B
E
C
B
C
B
Q907
Q908
Q905
Q904
Q911
Q903
Q902
Q901
Q906
E
C
B
C
B
E
C
B
C
B
E
C
B
C
B
E
C
B
C
B
E
C
B
C
B
E
C
B
C
B
E
C
B
C
B
Q607
Q604
Q606
Q605
Q602
Q603
Q608
D604
D603
D605
D606
D612
D611
D610
D609
D602
D607
D608
D613
B C E
Q601
IC602
1
4
5
8
EP602
EP601
D601
+
–
IC601
1
4
5
8
D501
ON/STANDBY
SW801
POWER
D906
D907
D903
D902
D904
D905
D908
RY901
RY902
EP901
SP901
FRONT
SPEAKER
SP902
BOTTOM
SPEAKER
RY601
A
FILTER
BOARD
(Page 6)
B
FILTER
BOARD
(Page 6 )
B C E
Q910
B C E
Q909
2
3
4
5
6
7
8
9
10
11
A
1
B
C
D
E
F
G
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