– 56 –
– 58 –
– 57 –
PMC-DR50
5-12. PRINTED WIRING BOARDS – AMP SECTION –
Note:
•
X
: parts extracted from the component side.
•
b
: Pattern from the side which enables seeing.
z
Refer to page 21 for Circuit Boards Location.
D401
E-3
D402
E-2
D403
F-4
D404
E-2
D501
F-7
D502
E-7
D503
E-7
D504
D-7
IC309
A-4
Q401
E-4
Ref. No.
Location
z
Semiconductor
Location
A
[AMP IC BOARD]
[AMP BOARD]
[POWER BOARD]
[SPEAKER BOARD]
11
(11)
1-676-253-
11
(11)
1-676-254-
11
(11)
1-677-781-
1
5
10
15
18
C182
C282
J510
11
(11)
1-676-252-
1
7
5
CN514
CN513
1
7
5
1
7
5
CN514
1
7
5
CN513
IC309
R182
R181
R281
R381
R282
R383
C409
C407
C401
C404
C281
C385
C381
C386
C382
C387
C405
C181
C185
C184
C388
C285
C284
R283
R284
R184
R183
J513
J512
J511
J501
J515
J514
J516
J520
J401
1
2
CN504
1
2
CN511
1
5
6
CN505
1
5
8
CN503
CN503
1
3
CN510
R402
R404
R405
R403
R401
C408
C403
C402
C412
C411
C410
C406
D403
D402
D401
D404
E
C
B
Q401
J517
J518
POWER OUT
TO
MAIN UNIT
G
JACK BOARD
CN311
(Page 29)
SP101
SPEAKER
R-CH
–
+
1
5
6
CN505
1
2
CN511
3
1
CN510
C506
C186
C286
R502
R503
J502
SIGNAL IN
JK502
SPEAKER OUT
L-CH
L
R
+
–
JK501
*
*
NOT REPLACEABLE:
BUILT IN TRANSFORMER
T501
POWER TRANSFORMER
C505
C504
C503
C502
C501
D504
D503
D502
D501
F501
J521
LF501
CNP501
AC IN
02
2
3
4
5
6
7
8
9
10
1
B
C
D
E
F
G
H
L503
R501
BLK
