Schematic Diagram - Amp Board - Sony HCD-CPX1 Service Manual

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3 7 6 3 1 5 1 5 0
6-14. SCHEMATIC DIAGRAM – AMP Board – •
CN601
21P
DIAGNOSTIC
SP-RELAY
ENABLE
DGND
D+6.2V
DGND
D+5V
SCDT
SC SHIFT
SC LATCH
DGND
NSP MUTE
(Page 32)
INIT
D+3.3V
DGND
P-DOWN
C621 1 50V
R-IN
AGND
C611 1 50V
L-IN
D611 D621
AGND
1SS355 1SS355
A+5V
C601
L621
100
10µH
10V
C622 C604 R605
0.1 0.1 1k
C603
0.1
C602
10
50V
A/D CONVERTER
T E
L 1 3 9 4 2 2 9 6 5 1 3
IC603
PCM1802DBR
C607
0.1
C608
10
50V
IC604
TC7WU04F
VCC
CLOCK BUFFER
R614
1M
C614
10p
NC G
V
w w w
49.152MHz
R619
1M
.
FB607
0
•
See page 30 for Waveforms. See page 40 for IC Block Diagrams.
R601 100 B1
R602 100 B2
R603 100 B3
R604 100 B4
R606 100 B5
R607
100
C606 C605
0.1 0.1
R618
0
R640
100
C628
4.7
50V
+1.8V REGULATOR
IC618
NJM2870F18
C631
FB604
4.7
0
50V
C632
R641 C630 C629
100
100 0.1 0.01
C2 10V
C3
C623 C633 R623
100p 0.1 100k
R642
100
L601 C635
10µH 0.1
L602
10µH
C612
0.1
GND
X601
R615
12.288MHz
470
C615
10p
DIGITAL AUDIO
SIGNAL PROCESSOR
CLOCK BUFFER
C639 C638
IC610 0.1 0.1
MC74VHC1GU04DFT1
C636
0.1
C640
L603 FB605 FB606
100
0
10µH
10V
C616
X602 C618 C617 C637
22
3p 0.1 0.1
25V
x a o
y
L604 C619
R620 C620 1µH 3p
750 0.001
i
R608
0
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8
FB601
0
C609
0.001
R609
100
C610
0.1
R610
100
C651 0.022
C625
D651
4.7
SFPL-62
50V FB610
FB660 0
FB650
Q Q
3 C649 7 6 C655 3
C648 C650 C654
100 100
C690 0.1 0.1 0.01
10V 50V
0.01
C613
0
C634
0.1
R653
FB653 100
FB652
C671
0.022
FB620
FB670 D671
0 SFPL-62
FB680
IC600
CXD9743N
R662
C675 C672
FB662 100 C670 C680 C673
100 100
0.01 0.01 2.2
50V 10V
R663
FB663 100
u 1 6 3
.
35 35
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2 4
9 9 8
POWER AMP
IC650
CXD9750L
C661
0.022
D661
SFPL-62
L650
10µH
1 5 C652 1 5 0 8 9 2 4
C660 C663 C653 C656
100
0.01 2.2 2.2 1
10V
C666
1
POWER AMP
L670
10µH
IC680
CXD9750L
C676 C679
1 0.01
C686 C689
1 0.01
Q692
2SA1602
D681 C681
SFPL-62 0.022
Q696
Q691-694
2SA1623
PROTECT DETECT
PROTECT
SWITCH
C682
C683 C678 C668
100
2.2 0.1 0.1 2SA1602
10V
R697 C694
100k 1
m
C600
c o
C698 C699
3300
0.01 0.01
35V
HCD-CPX1
2
9 9
EP601
C674
0 (CHASSIS)
R651
9 8 2 9 9
C659 0
0.01
NO691
2P
C669
0.01
Lch-2
Lch-1
R661
0 (Page 39)
NO690
2P
Rch-2
R671
Rch-1
0
(Page 39)
R681
0
R691
100k
C692 R692
2.2 100k
R693
100k
Q691
2SA1602
R694 R696
C693 100k 100k
2.2
R695
100k
Q694 Q693
2SA1602
EP603
C697
0 (CHASSIS)
CN600
5P
GND
+28V
GND
+28V
GND
(Page 39)