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1 2 3 4
+5V(D)
R701 6K8 MF
R708 R707 R706 R705 R704 R703 R702
All use SMD component if possible F1




1




1




1




1




1




1




1




1
10K MF 6K8 MF 3K3 MF 2K2 MF 1K5 MF 1K MF 680R MF SW701
SW708 SW707 SW706 SW705 SW704 SW703 SW702
NEXT PREV FF FR PAUSE STOP PLAY M701




XLAT

SQCK


-30VF
SQSO
2 OPEN 1




2




2




2




2




2




2




2
D F1 D
2
R709 F1
+5V(D) C703 3
10R NC
10uF/6.3V 4
STANDBY 14G




100
5




99
98
97
96
95
94
93
92
91
90
89
88
87
86
85
84
83
82
81
1
13G
U701 6
12G
DGND M38B79FFFP 7
2 Q701 11G
TRIGIN 8




FLD0
FLD1
FLD2
FLD3
FLD4
FLD5
FLD6
FLD7
VREF

PB0
PB1
PB2
PB3
PB4
PB5
PB6
AVSS
R712




PA6
PA7




VEE
8050 10G
DGND R713 10K MF 9
TRIGSW 9G
10
1K MF 8G




3
1 80 11
M705 M704 PA5 FLD8 7G
LED701 TRIG 2 79 12
(TO M705) PA4 FLD9 6G
STANDBY & POWER ON R714 TGAUTO 3 78 13
R715 560 MF PA3 FLD10 5G
1 10K MF 3 4 77 14
PA2 FLD11 4G
2 2 5 76 15
PA1 FLD12 3G
3 1 6 75 16
R716 560 MF PA0 FLD13 2G
R727 NF 7 74 17
P97 FLD14 1G
8 73 18
P96 FLD15 NC
DGND D701 9 72 19
P95 FLD16 P1
DGND 10 71 20
C R717 10K MF P94 FLD17 P2 C
11 70 21
P93 FLD18 P3
CLOK NF 12 69 22
P92 FLD19 P4
DGND DATA 13 68 23
P91 FLD20 P5
LED 14
P90 FLD21
67 24
P6
C706 15 66 25
P83 FLD22 P7
DGND SNAP OFF BOARD DGND 10N R711 0R0 16
P82 FLD23
65 26
P8
17 64 27
CNVSS P30 P9
RESET 18 63 28
VFD_on_off RESET P31 P10
1




19 62 29
Q702 +5V(D) P81 P32 P11
R730 C701 NPO X701A 20 61 30
2 R732 22k 20pF 4MHZ 21
P80 P33
60 31
P12
470 VSS P34 P13
22 59 32
C716 L701 XIN P35 P14
2SC2859 D703 23 58 33
XOUT P36 P15
-30V 10uH 24 57 34
13




VCC P37 P16
100n C702 NPO 25 56 35
Q703 P77 P40 P17
C718 20pF 26 55 36
2 R733 22k 22n SCLK 27
P76 P41
54 37
P18
P75 P42 P19
SENS 28 53 38
P74 P43 P20
2SC2859 29 52 39
B P73 P44 P21 B
30 51 40
3




R731 R720 P72 P45 NC
C713 41
470 DGND C714 F2
10u/6.3V 4K7 MF R722 R723 R724 R725 42
100N F2




P71
P70
P67
P66
P65
P64
P63
P62
P61
P60
P57
P56
P55
P54
P53
P52
P51
P50
P47
P46
47K MF 47K MF 47K MF47K MF R726
CD73VFD
47K MF




31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
F1 DGND
R721 -30V
+5V(D) 4K7 MF




CD/CDR
DISCO
UNLD




MUTE
LOAD
DI/SW




SYSM
RMIN
SCOR




XRST
VFD_on_off
+5V(D)




1/2X
RW
R710
10 MF DGND

C704
GPE (Shenzhen) Limited
STANDBY




10N
IRIN

MUTE
SYSM
1/2X
CD/CDR
RW
DI/SW
DISCO
UNLD
LOAD
RMIN

SCOR

SENS
SCLK
RESET

DATA


TRIGIN
CLOK




TRIGSW




R728
SQSO
SOCK




R729
XLAT


-30V




XRST




100K C715 Title: CD17 MCU Design Code:
100K R718
3 C705 NF 3K3 MF
A VCC Customer Name: ALPHA Model No: CD17 A
2 47u/6.3V R719
GND
1 3K3 MF ------------------
DAT Updated: Drawn By: Sunny Ho Product Code:
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35




M702 IRIN Last Modified: -------------- Modified By: Version: A
M703 IR
35PIN (TO MAIN BOARD M403) DGND
DGND DGND DGND DGND Drawing Created: 2007.11.1 Approved By: Sheet: 1 of 6

1 2 3 4
1 2 3 4 5 6 7 8

C505 3N3(X1Y2) SW502 VOLTAGE SELECTOR
+11V(U) D521 +8V
AC1
120V 230V
SK501 1N4148
IECSOCKET
TX501 +11V(U)
J504 FS501
FOR 230V/120V TRANSFORMER T1.6AL250V 3 2




1
2
3
4
5
6
Vin Vout +8V
N

E

L
1 8 D516
BR501 +11V(U) +5V(D)




ADJ
D522




3300u/16V
SW501A 1N4148
POWERSW DB101 1N4148 3 2
C501 9 U501 1 Vin Vout +5V(D)




C513
C502 AC2
2




ADJ
2N2(X1Y2) 2N2(X1Y2) C514 LM317
J502 10 104K
D