Schematic Diagram - Main Board (2/4) - Aiwa CX-BK33 Service Manual

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3 7 6 3 1 5 1 5 0
7-12. SCHEMATIC DIAGRAM – MAIN Section (2/4) –
(2/4)
(AEP,UK)
IC604
TOTX141
DIGITAL
OUT
OPTICAL
TRANSCEIVER
CD_D-OUT
D-GND
(Page 42)
(E51)
(Page 53) CN504
5P
MIC-A-GND
MIC-OUT
I-MIC
VM
LCK
LCK
CN004
17P
I2C_CLK
I2C_CLK
I2C_DATA
I2C_DATA
USB_ACK
USB_ACK
USB_INT
USB_INT
USB_VBUS_ON
USB_VBUS_ON
USB_ON
USB_ON
T E VM
L 1 3 9 4 2 2 9 6 5 1 3
D-GND
V-IN
V-GND
(Page
D-GND
A-GND
51)
USB-L
USB-R
A-GND
AUX2-L
AUX2-R
C504
CN602
4.7 50V
2P
V-GND
V-IN
C606
0.1
(Page 51)
JK603 (AEP,UK)
C605
1P
0.001
VIDEO OUT
JK602
4P
R601 R603
4.7k 22k
L
IN
R604 22k
R
R602
MD(AUX)
4.7k
L
R651 47k
OUT
R
R652
47k
w w w
.
• See page 66 for IC Block Diagrams.
C668 C669
47 0.1
16V
R515
22k
C522
100p
R516 22k
C520
D501 UDZSTE173.9B
0.1
R518 R517
C519 100 10V
100 100
C518 100 10V (E51)
R525 R513
100 22k
C517 0.1
L501
C503
0
4.7
50V
AUX AUDIO SELECTOR
C521
100p L501
R514
22k
(AEP,UK) IC501
BU4052
(AEP,UK)
Y0 VDD
Y2 X2
R524
0
COM Y X1
C508 0.1
Y3 COM X
Y1 X0
INH X3
C507 R509
0.1 10k
VEE A
R510
10k
VSS B
R512
22k
R521 R522
0 0
C501 C502
10 10
16V 16V
Q607
2SD1306NE
MUTING
C694 0
R647
4.7k
C615 R649
0.001 0
C614 R650
0.001 0
R644 C610 JR616 R694
2.2k 4.7 0 2.7k
16V
Q602
R648
2SC3052F-T
4.7k
1-LF
R696
LINE AMP 100k
Q604
2SD1306NE
R642 R605
MUTING 1.2k 27k
x a o
y
i
http://www.xiaoyu163.com
8
C664
10
16V
R676
2.2k
R699
5.6k
R645 C643
2.2k 4.7
16V
C663
C613 R609
10
4.7 0
16V
16V
R692
100
R675
2.2k
Q Q
C611
3 R698 7 6 3
4.7
5.6k
16V
C665 R693
220p 100
A
B
C711 R630
100p 10k
R523
0 C712 C619
100p 0.047
(AEP,UK)
INPUT SELECT/
ELECTRICAL
VOLUME
IC601
M61529FP
(E51)
C604
4.7
R627
16V
4.7k
JR624 C701
0 100p C666
(AEP,UK) 220p
TUNER-R R616 0
TAPE-R R614 0
R610 0 C602 10 16V
REC-R
C692 4.7 50V
(E51)
FB601 0
R670
(AEP,UK)
100 (AEP,UK)
FB601
(AEP,UK)
C667
C638 C603
10 C653
100 100
470p
16V 16V
R608 10
u 1 6 3
(Page 45)
.
43 43
http://www.xiaoyu163.com
2 4
9 9 8
R671 100
C639
R695 R697
100
2.7k 100k
16V
R643 JR617 R606
1.2k 0 27k
Q605
C623 C691
2SC3052F-T
1 4.7
1-LF
50V 50V
C601 LINE AMP
10
16V
C617
R617 R621
10
2.2k 12k
16V
(AEP,UK)
C620
R625
0.1
10k
1 5 1 5 0 8 9 2 4
C661 C655
220p 270p
C649
4.7
C703
16V
100p
R624
2.2k
(AEP,UK)
C650
4.7
R623
16V
2.2k
C695
10p
C690
C626 10p
C637
0.047
10
50V
C704
100p R628
4.7k
R622
(AEP,UK)
12k
R626
10k
JR623 C609
C624 0 100p R654
1 47k
C618 Q622
50V R618 C612 C698
10 2SC3052
2.2k 0.1 0.1
16V
AGC
(AEP,UK)
m
c o
CX-BK33
2
9 9
A1
A2
A3
A4
A5
A6
A7
Q621
2SC3052 (Page 44)
AGC
9 8 2 9 9
A8
A9
R653
47k
A10
C656 R674
0.1 47k
C657
100
16V
JR601
0
C662 220p
C654 270p
A11
R662
0 Q608
2SA1235TP
INVERTER
R663
10k
C693
47 R664
16V 18k
REC-OUT-MUTE