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F
22uH
Q11
D23
22K
SW
22K
R214 1M
0V
8.5V
IC18
OPE AMP
5
3.5V
1
V+
IN+
Q35
0V
2
4
GND
OUT
12.2V
3
IN-
SW
DUAL 2 INPUT
OR GATE
IC16
0V
1
8
5.0V
A1
VCC
0V
2
7
0V
B1
Y1
0V
5.0V
3
6
Y2
B2
0V
4
5
5.0V
GND
A2
87
2
5V
0V
5V
0V
1
NC
2
R109 100K
SCK
5.0V
3
5V
3
RX
0V
5.0V
4
4
TX
5
NC
5.0V
6
EVDD
0V
7
EVSS
8
NC
9
NC
0V
10
10
MUTE1
11
11
REQC1
5.0V
12
12
DATA I
13
13
DATA O
5V
14
14
LCD CLK
0V
15
15
LCD CE
5.0V
16
16
LCD RST
17
NC
0V
18
IC/VPP
R182 10K
5.0V
19
RELAY
R193 820
5.0V
20
A MUTE
C133 0.1
R200 680K
5.0V
21
21
PON M
5.0V
22
22
PON A
23
NC
24
NC
25
NC
G
SW
L19
Q3
IC6
DC/DC CONVERTER
CONTROL
IC6
SW
Q39
R10
Q2
47K
SW
92
D34
5.0V
5V
0V
IC11
u-COM
20MHz
R115
10K
X1
C85
0.01
H
Q8
47uH
1
8
C136 47P
4
5
R49
C122
33K
4700P
D16
Q8
DC/DC/ CONVERTER
12V
0V
1.25V
REGULATOR
IC9
R27
C121
2.5V
47K
4700P
C138 47P
CP2
CP1
100K
100K
75
74
1.0V
AM/FM LEVEL
73
AVREF
72
AVSS
71
5.0V
AVDD
70
CHCON2
69
REQH2
68
MUTE2
67
NC
66
NC
65
NC
64
NC
63
NC
62
AM ON
61
FM ON
60
5.0V
IDM RESET
59
7724 BLEND
5V
58
BLEND
0V
57
NC
56
BVSS
55
5.0V
BVDD
54
NC
53
NC
52
NC
51
NC
I
KTC-HR100
3.3V
L2
C19
0.01
R29
1.25V
100
5V to/from 3.3V LEVEL
CONVERTER
100
R87 100K
0V
R85 100
C117 100P
0V
2
0V
70
0V
69
0V
68
58
R187 100
62
57
R94 100
61
R95 100
60
R96 100
59
R97 100
58
57
0V
5V
0V
0V
5.0V
X14-9310-10 (2/3)
J
R9
C11
100
10u16
+
OPE AMP
IC4
D3
D5
C34
10u16
+
OPE A
R63
R59
1K
6.8K
D14
A1
Q27
3
Q28
1
A
5V to 3.3V LEVEL
CONVERTER
Q36
B
4
LEVEL
CONVERTER
Q37
SW
17
Q38
SW
16
1kbit EEPROM
IC15
5
4
0V
SDA
GND
6
3
0V
SCL
A2
7
2
0V
WP
A1
8
1
0V
VCC
A0
13
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