Onkyo TX-SR502E Service Manual page 43

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3 7 63 1515 0
PRINTED CIRCUIT BOARD VIEWS-9
U17
POWER SWITCH PC BOARD
1
(NASW-8246) Except MDD, MDC type
2
U19
POWER SUPPLY PC BOARD (NAPS-8248)
TE
L 13942296513
3
4
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5
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http://www.xiaoyu163.com
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Component side
S906
P917A P918A
S906
Component side
S902
S902
P922A
220V 120V
J6309
(JDPG)
25
T3.15AL250V
T902
1 2 3 4
T902
8 7 5
9 8 7 6 5
R921 C921 D925
J6320
D923 D921 R924
Q921
E
B
D922
D924
R922
R923
+13VS
+13VS
C923
MPUGND
MPUGND
POWER
U20
TERMINAL PC BOARD (NAPS-8249)
Component side
19
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http://www.xiaoyu163.com
8
U18
L L N N
P902
P926
P925
() J6301
17
P921A
Q Q
P902
3 6 7 1 3
(JD) J6306
P918
C902
P917
C902
J6314
30
P912
P913
(P)
7
P922
P923
(PG)
7
J6317
P921
J6318
7
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J6319
22
18 17 16 15
NCPS-8249
25138249
0
u163
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J6407
12
22
J6410
TX-SR502/E/8250/HT-R520
C
2 9 9 4 2 8
TERMINAL PC BOARD
(NAPS-8247)
Component side
7 5 3
NCPS-8247
25138247
0
P911
1 5 0 5 8 2 9 9 4
m
co
D
9 9
1
2 8 9 9