F
G
H
I
J
10K
∗
R161
BU
BU
BU
BU
BU
BU
BU
BU
BU
BU
BU
BU
BU
BU
BU
BU
BU
BU
+5V
+5V
+5V
P5V
+5V
+5V
+5V
+5V
+5V
+B
+B
+B
P5V
P5V
+5V
+5V
+5V
P5V
+5V
+5V
+5V
P5V
+5V
P5V
P5V
+5V
+5V
+5V
41
∗
C163 0.01
0.01
C321
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
FL+
RL+
FL-
RL-
FR-
RR-
FR+
RR+
P-ANT
P-CON
AC
C
B.
U
GND
19
23
17
21
9
3
7
5
17
23
21
19
L1
3300u16
C50
+
43K
R57
0.01
C52
47K
R55
33K
R52
10K
R54
4.7K
R370
R351
1K
R352
3.3u25
C350
+
22K
C351
0.1u50
C352
+
R353
0.068
4.7K
R16
0.22u50
C18
0.22u50
C17
4.7K
R15
0.22u50
C15
4.7K
R13
0.22u50
C16
R14 4.7K
100u10
C159
+
+
C160
10u16
R152 1K
R151 4.7K
R153 91K
430
180K
C162 1u50
+
R157 100
R158 33K
R155
R156
12
11
10
9
8
7
6
5
4
3
2
1
P
AN SW
L D
A
T
A
S
L CLK
L CE
L D
A
T
A
L
u GND
P
AN5V
RESET
ILL GND
LAMP +B
ESD GND
R322 2.2K
R301 1K
R303 1K
R305 1K
R304 1K
27K
47K
R320
R321
R324
25
23
36
32
34
35
37
38
5
4
6
3
67
62
40
C56
100u6.3
+
10u10
R58
22K
100
R59
C55
+
C54
0.01
100u16
+
39
3
7
5
9
44
GND
7
R160 47K
6
5
4
3
C164 0.01
2
1
9
8
11
10
12
13
VDD
14
24
22
C53
F1 (10A)
3.3K
R50
1/2W
61
R371
Q370,371
R373
1K
1K
R372
22K
40
∗
W104
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
TA
B
GND
RR-
STBY
RR+
VCC
FR-
GND
FR+
SVR
FRI
RRI
GND
FLI
RLI
A
C
GND
RL+
GND
RL-
VCC
FL+
MUTE
FL-
GND
CD
R159 100K
64
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
41
42
43
44
45
63
64
ANT CON
P CON
AMP MUTE
AMP STBY
SVR
REQ H
CH CON
MUTE
REQ C
VDD
GND
GND
FF/REW
P
A
CK IN
FM+B
AM+B
SCL
MOTOR
CH CLK
DATA H
DATA C
SD
PLL CLK
PLL DATA
SDA
L CE
L CLK
L DATA S
L DATA L
GND
XIN
GND
GND
HOLD
VDD
GND
GND
VDD
GND
GND
VSS
GND
XOUT
SW5V
ILL
BEEP
ROLL OFF
B.U. DET
S METER
PANEL
38
37
36
27
28
26
25
R154 750
C161 1u50
+
41
44
64
67
X1
4.5MHz
C103
22P
C102
22P
6
4
3
5
9
10
7
8
11
12
13
R116 4.7K
R119 2.2K
R118 2.2K
1K
10
R306
1K
63
15
2
R131 10K
R114 22K
16
R106 1K
47K
47K
R127
R126
1
1
2
39
TH1
0.01
C101
47K
R125
R105
R138
22K
47K
R137
1K
R115
P1
47u6.3
C320
+
47
R323
1/2W
1/2W
1/2W
1K 1/2W
Q350
Q351
Q151
Q153
IC3
Q320
140uH
SW
ANT-CON.
J2
D50
D52
D51
Q50
D370
4.7K
R350
D350
Q350
P-CON.
Q351
D352
Q353
Q352
Q151
D151
D152
D150
J3
Q320
Q301
Q53
Q52
Q51
D53
D54
∗
Q153
Q371
DRIVER
Q51,52
BACK-UP
5V AVR
BACK-UP DETECTION
(MOMENTARY POWER
DOWN DETECTION)
SW
D371
D351
Q370
POWER IC
P-CON.
SW
P-CON.
PROTECTION SW
Q352
P-CON.
PROTECTION
INHIBIT SW
P.ON
5V AVR
SYSTEM u-COM
RESET
CHANGER
SW
SVR DISCHARGE SW
PRE OUT
MUTE DRIVER
MUTE
LOGIC
PANEL 5V
SW
0V
0V
5V
0V
5V
0V
5V
10.2V
5.0V
5.0V
5.0V
0V
5V
5V
0V
5V
0V
0V
5V
5V
0V
0V
0V
5.0V
0V
5V
5V
0V
5V
0V
0V
5V
5V
14.4V
14.4V
0V
0V or 5.0V
5V
0V
5V
0V
0V
5.0V
0V
5.0V
0V
0V
0V
0V
0V
7.3V
4.9V
7.3V
14.4V
7.3V
0V
7.3V
7.3V
7.2V
7.2V
0V
7.2V
7.2V
7.3V
7.3V
0V
7.3V
14.4V
7.3V
3.3V
7.3V
0V
5V
0V
0V
5V
0V
5V
0V
5V
0V
5V
0V
5.0V
0V
4V
0V
4V
0V
5V
22K
22K
47K
10K
47K
47K
47K
10K
22K
22K
47K
10K
47K
10K
∗
C
IC3
SYNTHESIZER UNIT (X14-685X-XX)
∗
IC4
IC1
www. xiaoyu163. com
QQ 376315150
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TEL 13942296513 QQ 376315150 892498299