Amp Section - Sony HCD-DR3 Service Manual

HCD-DR3/DR330/XB200
5-7. PRINTED WIRING BOARD

AMP SECTION

• Semiconductor
1
Location
Ref. No. Location
JK703
SPEAKER
D701 H-3
A
D702 E-7 R L
D703 I-6
D704 E-7
D705 H-1
D706 H-2
D707 H-1
D708 H-2
B
D709 H-1
D710 G-4
D712 G-7
D713 F-7
D714 F-2
D715 G-7
D716 G-3
C
D717 F-2
DR3/DR330
L703
D718 H-6
MODEL
D719 G-2
IC701 E-3
R738
IC702 G-7
Q701 C-6
D
Q702 D-7
R735
Q703 I-7
Q704 G-2
R723
Q705 G-2
Q706 E-2
Q707 E-2
R736
Q708 G-7
E
Q709 F-3
CN702
Q710 F-6
5
Q711 G-6
Q712 G-7
Q713 G-5
1
D714
F
G
H
F701
I
1
Z
16
J
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• Refer to page 15 for Circuit Boards Location.
2 3 4
JK701
PHONES
H/P BOARD
XB200
5 1
MODEL
CN702
A
1-674-641-
(4146269620)
R737
DR3
DR330
POWER AMP BOARD
MODEL
IC701
15
R705 C703 C713
Q707
E B
R714
C701 R707 R709 R710
E B
Q706
C705 C706
E
C711
C707
R719 R720
B
C759
R703
D717
R763
R750
C762
D719
S
S
D
D
G
G
C741
C751
C742
Z
CN703
7
5 6 7
TR BOARD
B E
Q701
11
11
(11)
CN704
(11)
1-674-642-
R742
B E
Q702
CN704
2 1
C753 C740
R744
C710
R711
C702
C758
C755
C752
R702
C708
C719
D702
E
D704
C754
C738
B
R704
R731
C739
C725
C724
E
R730
1
C727
C728
Q711 B C717
R716
C718
C726
12 E
R712
R733
8
Q708
B B E
D715
C723
D718
R760
R728
1
R729
C737
C735
R743
C734
D703
Q703
C736
B
E
(11)
1-674-640-
(4146269610)
TO MAIN BOARD
C
CN401
(Page 18)
22 22
8 9 10
EXCEPT E,SP,AR
POWER SUPPLY BOARD
AC IN
T001
POWER
P1
TRANSFORMER
AC6
AC5
P6
AC5.4V
AC5.4V
P7
AC3
GND
AC4
E,SP,AR MODEL
POWER SUPPLY BOARD
AC IN
T001
POWER
TRANSFORMER
P1
P1
AC6
AC5
P2
P3
AC5.4V
P4
AC5.4V
P5
AC3
GND
AC4
NOT REPLACEABLE:
BUILT IN TRANSFORMER
11
AC SWITCH BOARD
11 12 13
GND2
AC2 AC1
BRN BLU
P8
P6 P7
RED WHT
P5
P4 P2
P3 11
(11)
1-674-638-
(4144268530)
GND2
AC2 AC1
BRN BLU P8
P6 P7
P5
F703
P4 P2
P3
11
(11)
1-674-638-
(4144268530)
VOLTAGE
11
SELECTOR
220-230V 120V (11)
1-674-880-
(4144268540)