Printed Wiring Board -Power Amp Section - Sony HCD-RG550 Service Manual

5-21. PRINTED WIRING BOARD — POWER AMP SECTION — • Refer to page 28 for "5-5. CIRCUIT BOARDS LOCATION".
1 2 3
POWER AMP BOARD
A
B
R504
R598
C
D
R503
R597
E
R595
R501
F
RG550
L
JK502
SPEAKER
( IMPEDANCE )
R571
USE 6–16Ω
G
R
(–) (+)
L501
L
C527
C524 C526
JK502(1/2)
FRONT
SPEAKER
( )
IMPEDANCE
USE 6–16Ω
R570
R
H
L502
RG660
L
RY502
JK502(2/2)
SURROUND
SPEAKER
( IMPEDANCE )
USE 24Ω
R
RG660
I
4 5 6
EP501
C514
C518
R538
C512
C522
C513
C517
C521
R537
C511
R56
R99
D41 R81 R86
C33
C24
C540
D42
C41
RY501
C34 C37
C529
D584
CN502
CN501
G H
MAIN BOARD CN306
MAIN BOARD CN307
(Page 38) (Page 38)
: Uses unleaded solder.
7 8 9
C23
LP902
D1
C9
C10
C12
C11
Q533
C531
43 43
10 11
• Semiconductor Location
Ref. No. Location
D1 G-9
D2 G-10
D11 F-7
D12 F-8
D13 F-9
D16 F-11
D17 F-11
D18 B-3
D19 B-3
D20 A-3
D23 E-4
D24 G-4
D25 E-4
D29 D-4
D30 D-5
D31 D-4
D32 D-4
D33 C-4
D34 E-4
D35 E-4
D36 E-4
D37 D-4
D38 D-4
D39 F-6
D40 F-6
D41 E-4
D42 F-4
D501 C-4
D502 B-4
D503 C-4
D504 B-4
D505 C-3
D506 B-3
D507 B-4
D508 A-4
D509 C-2
D510 B-4
D511 G-4
D512 I-3
EP01
LP903
D513 I-5
D514 F-8
D515 I-10
Q5 F-8
Q6 F-8
Q7 F-7
Q8 F-8
CN1
D2
TRANS BOARD
(Page 46)
J
CN902
(RG550)
TRANS BOARD
(Page 47)
K
CN902
(RG660)
11
C13
RG550:1-688-089-
(11)
RG660:1-688-699-
HCD-RG550/RG660
Ref. No. Location
Q9 F-8
Q10 B-3
Q11 B-3
Q12 A-3
Q13 A-4
Q17 F-4
Q18 F-4
Q19 F-3
Q20 D-4
Q21 D-4
Q22 E-4
Q23 D-4
Q24 D-4
Q501 E-2
Q502 C-2
Q503 D-2
Q504 B-2
Q505 F-2
Q506 D-3
Q507 E-3
Q508 C-2
Q509 E-3
Q510 C-3
Q511 C-4
Q512 A-3
Q513 C-3
Q514 A-3
Q515 C-4
Q516 B-4
Q517 C-4
Q518 B-4
Q519 C-4
Q520 B-4
Q521 B-4
Q522 A-4
Q523 B-4
Q524 A-4
Q525 C-4
Q526 B-5
Q527 F-5
Q529 I-4
Q530 H-6
Q532 H-4
Q533 I-9
Q534 I-9
Q535 I-8
Q536 I-8