Sony PMC-DR70L - Printed Wiring Boards - Woofer AMP Section

– 68 – – 70 –– 69 –
PMC-DR50L/DR70L
5-14. PRINTED WIRING BOARDS – WOOFER AMP SECTION – (DR70L ONLY)
Note:
• X : parts extracted from the component side.
• b : Pattern from the side which enables seeing.
r
Refer to page 25 for Circuit Boards Location.
Ref. No. Location
r
Semiconductor
Location
D601 F-9
D602 F-10
D603 F-10
D604 F-11
D606 B-5
D607 B-6
D608 B-6
D609 E-6
D610 D-5
LED611 D-3
IC601 D-8
Q601 B-5
Q602 C-5
Q603 C-6
Q604 C-4
Q605 D-5
Q606 C-6
Q607 C-7
Q608 B-7
Q609 E-5
Q610 B-6
Q611 E-4
Q612 B-6
Q613 D-4
Q615 B-6
02
11
(11)
1-676-248-
11
(11)
1-676-425-
11
(11)
1-676-250-
11
(11)
1-676-249-
11
(11)
1-676-251-
11
(11)
1-676-256-
11
(11)
1-676-257-
[SP MAIN BOARD]
[SP JACK BOARD]
[POWER TRANSFORMER BOARD]
[SP AMP IC BOARD]
[AC OUTLET BOARD]
[VOLUME BOARD]
[LED BOARD]
C626
C608
C699
C611
C610 C697
C698
R628
R605
R652
R653
R650
R626
R638
R623
R625
R645 R646
R651
R615
R616
R631
R621
R611 R610 R642 R612 R614
R613
R630 R633
R640 R641
R609 R608
R604
R606
R603 R632
RA607
R634
R636 R637 R647
R601
R654
R622
R620
R619
R617
R607
R602
C668C669
C640
C615
C613
C609
C620
C607 C621
C612
C619 C616
C641
C618
C633
C603
C606
C627
C623
C614
C617
C604
C601
CA602
C605
D608
D609
D607
D610
D606
J602
J606
J600
J601
J603
J608
J607
J605
B
C
E
Q601
B
C
E
Q612
B
C
E
Q615
G S D
Q609
S
D
G
Q611
D
S
G
Q613
B
C
E
Q606
B
C
E
Q602
B
C
E
Q604
B
C
E
Q605
E
C
B
Q608
E
C
B
Q607
E
C
B
Q603
E
C
B
Q610
R627
R618
1
5
CN611
1
5
CN611
4
1
CN613
1
5
CN602
1
5
7
CN610
2
1
CN604
JK601
SIGNAL IN
BASS
JK602
VOLUME OUT
WOOFER
WOOFER OUT
SPEAKER IN
L-CH
+
+
–
–
4Ω IMPEDANCE USE 6Ω
JK604
41
CN613
SP201
SPEAKER
L-CH
–
+
+
–
1
5
7
CN601
1
2
5
6
7
IC601
SP601
SPEAKER
(WOOFER)
–
+
L-CH SPEAKER UNIT (DR70L)
WOOFER UNIT (DR70L)
R635
*
* NOT REPLACEABLE:
BUILT IN TRANSFORMER
T601
POWER TRANSFORMER
F601
F602 F603
CN606
CN607
CN607
AC IN
D601
D602
D603
D604
C661
C663
C662
C664
C665
C666
J609
1
3
KH603
JK605
AC OUTLET
MAX 50W
(UNSWITCHED)
AC230V ~50Hz
R655
CA602
C602
1
3
CN614
1
1
2
2
CN609
VR601
LEVEL
CN609
LED611
LEVEL
P601
(VOLUME IN)
2
3 4 5 6 7
8
9 10 11 12 13
A
1
B
C
D
E
F
G
H