Vitek VT-3455NEW SCHEMATIC
5 4 3 2 1
JK2
1
G
2
L
3
D
FMLOUT
R36
472
C24'
C27'
105/16V/Y5V
+
SW1-A
RA
CD
AUX
OFF
2
3
4
5
682
R37
22K
GNDAGNDA
CD-L
R2
C3
22K
C1
105
C52
+
RA
CD
AUX
OFF
CD-R
C16
R6
R18
RA
18K
CD
AUX
8K2
OFF
CD=0~0.2V
AUX=1.3~1.7V
TUNNER=1.9~2.2V
8
9
10
11
14
15
16
17
R28
22K
GNDA
22K
105
C15
R3
10R
R13
102
C20
FUN:
R32'
472
C23'
L1
10UH
105/16V/Y5V
682
GNDA
L8
FB/310
AUX_L
C
FMROUT
AUX_R
FUN
B
GNDA
F1
TRANSFORMER
THERM.FUSE
125 C
A
F1A 250V
+12V
C7
203
C6'
203
C5
203
C4
203
+
R
SW4P4T
820P
SW1-B
821
SW1-C
BT1
1
R4
10K
SW4P4T
R12
10K
SW4P4T
1N4007
D1
1N4007
D3
1N4007
1N4007
4
5
R102
10K
R103
10K
GNDA
GNDA
R97
4K3
R96
4K3
6
GNDA
7
12
GNDA
13
18
D4
D2
GNDA
BT+ BT-
BAT+ BAT-
GNDA
S5
12V BATTERY
C29
104
GNDA
VR1
+12V
AUX_L
AUX_R
A503
MUTE
E3
GNDA
SP-L
SP-R
GNDA
C13
105
GNDA
GNDA
GNDA
+
3300UF/25V
+
VCCFM
GNDA
R32
R20
EC6
10UF
EC5
8050
106/16V
+
R101
0
Q3
GNDA
GNDA
103
103
R23
15R
R17'
102
ZD1
4.7V
GNDA
GNDAGNDA
PDF 文件使用 "pdfFactory Pro" 试用版本创建 www.fineprint.cn
L10
105
Q2
L6
+12V
10UH
R49
10K
JK1
HEADPHONE
SP_L
SP-L
SP_R
SP-R
INL
C12'
102
R141
151
R143
151
Q21
L6
SPL
SPR
C18'
105/16V/Y5V
L9
10UH
L16
10UH
+
GNDA
GNDA
C9
C10
+
105/16V/Y5V
INR
OUTL
OUTR
GNDA
C11
R39
10K
GNDA
102
GNDA
SW4P4T
19
24
GNDA
+
E15
SW1-D
7805
IC1
470UF/16V
GNDA
RA
20
21
CD
22
AUX
23
OFF
D6
1N4007
INL
+
IO
1
G
E6
2
3
GNDA
100UF/16V
INR
GNDA
GNDA
150R
R10
150R
R9
47UF/16V
GNDA
47UF/16V
5V
C27
100UF/16V
E9
+
E7
GNDA
E5
+
VCC5
+
+
220UF
+
VAMP
VCCFM
GNDA
GNDA
SPL
E1
477/10V
E2
477/10V
104
C45
+
CDLOUT
CDROUT
MUTE
SPR
LIN
7
8
LNF
9
RIPPLE
6
RIN
5
RNF
SP_L
GNDA
SP_R
1
STB
U1
TA8227P
GNDA
VCC
P/GND
CDLOUT
CDROUT
MUTE
LS1
8 OHM 2W
12
10
BS1
11
LOUT
4
2
ROUT
3
BS2
VCC5
VAMP
VCCFM
GNDA
GNDA
LS2
8 OHM 2W
CD/AUX_VCC
E8
E4
AM/FM
AMOSC
FMOSC
AM/FM
+12V
107/16V
+
+
CON5
FUN
123456789
GNDA
107/16V
10PCON
123456789
R1
10K
R26
10K
CON4
GNDA
10PCON
R137
MUTE
R131
NC
GNDA
CD-R
C25
154
R8
2R2
GNDA
OUTL
OUTR
R7
2R2
C8
154
D
10
5V
10
C
GNDA
R136
0R
0R
R130
NC
GNDA
CD-L
B
GNDA
A
GNDA
Model NO.:
Title:
Product Name :
Portable CD player with USB
AUTOSOUND(HK) Ltd
P2003
AMP
Prepared By :
Approved By :
Issue Date :
LiuDengHong
2010/05/05
A
Company Chop:
12345
12
5 4 3 2 1
VCCOSC
PVC1-A
33P
R31
C30
20P
R34
560K
C21
C31
24P
VCCOSC
330R
C17
2P
VCCOSC
TP36
TP
23
24
AMRFIN
U2
FMRFOUT
L3
2T5
C32
5P0
20
21
22
RFVCC
FMOSC
AMOSC
SA2111
FMOSC
FMRFIN
FMGND
AM_LCUT
MIXOUT
AGC
1
2
3
4
5
475/16V
R11
+
EC1
C35
300
C33
300
105/16V/Y5V
C41
+
C34
D
VCCOSC
PVC1-C
104
GNDFM
VCCOSC
TP38
TP
L17
C48
C44
181
20P
C
EC2
TP37
+
476/16V
PVC1-D
TP
L7
3T5
PVC1-B
Q7
102
9018H
R30
1K
C14
GNDFM
VCCOSC
RED
P5
ANTENNA
L101
B
FB
AMOSC
C28
102
C2
101
D5
4148
D10
4148
R29
222
C22
300
L11
4T5
GNDFM
L18
FB/310
C38
102
C26
104
475/16V
EC4
16
17
18
19
AFC
VCC
6
104
DETOUT
AMIFIN
7
MPXIN
FMIFIN
8
LPF2
GND
9
GNDFM
CF2
10.7MHz
VCCFM
R22
C36
+++
104
14
15
LPF1
LOUT
TUNLED
STLED
101112 13
471
R27
472
QUAD ROUT
VCCFM
GNDFM
SW2-A
EC3
+
476/16V
D
FMLOUT
FMROUT
C43
103
C39
AM
FM
VCCFM
GNDFM GNDFM
103
C
C42
103
153
C37
SK2203
AM
FM
SW2-B
GNDFM
AM/FM
AM/FM:
AM=L
FM=H
CF1
10.7MHz
VCCFM
GNDFM
STLED
FMLOUT
FMROUT
STLED
FMLOUT
FMROUT
VCCFM
GNDFM
B
154
R24
A
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L15
1011
R14
331
CF3
455KHz
VCCFM
STLED
VCCFM
Model NO.:
Title:
Product Name :
AUTOSOUND(HK) Ltd
P2003
RADIO
Portable CD player with USB
Prepared By :
Approved By :
Issue Date :
A
LiuDengHong
2010/05/05
Company Chop:
12345
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