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A B C D E
MODULATOR UNIT
1
REMOCON R24
RESET 4.7K
1000P
C11
C15
22P
X302 C12
GND
CN101 22P
4.5MHz
DATA IN C14
8 7 6 27 1000P
R33
80
79
78
DATA OUT R23 47K
5 4 3 15
TEST1
1K
XOUT
+6.6V Q6
2 1 1
R25 22K XIN
LCD 2
CE 1K C16 TEST2
18 1000P 22K 3
R26 PG3
LCD 4
CLK 1K R6 PG2
C17
16 Q1 22K 5.3V 5
2 LCD R22
1000P
22K 6
PG1
RESET 1K PG0
R31
C13
47K
17 1000P 7
F2 22K PF3
CN1 R1 8
3A D2 2.4K ZD1 7 8 PF2 REQC
ACC Q4 Q5
1 9
9 PF1 REQH
4.7u50
4.7K 4.7K 10
+
2.2K
D5
C3
R2
10 PF0 CHCON
11
11 CI2 CH DATA C
12
12 SO2 CH DATA H
13
13 SCK2 CH CLK
F1 12.4V IC1 6.7V 14
3A L1 PE0
BATT 14.4V D15 R7 10 D304 D305 D306 15
2 IN OUT 15 PD3 LCD DATA
2W 16
GND 16 PD2 LCD CLK
C2 0.022
1000u16
1000u16
C7 1u50
17
10u16
D16
17 PD1 LCD RESE
+
+
+
+
D1
C33
C1
C6
0.6V 18
D303
18 PD0 LCD CE
19
27
PC3
GND 20
3 3 PC2
21
Q2 BU 5V AVR PC1
22
PC0
R8 23
22K PB3
24
PB1
PB0
27 PA3
PB2
2.2K
R9
25
26
Q3
22K D8 R11
1K
22K
1000P
R12
10K
C8
4
D9
D101 12.6V R106 12.6V
D14
10K
IC101 6.4V IC101 6.4V IC302 5V AVR RIPPLE
R102 C104 R27
1.5K 10u16 4
(4/4) R105 10K
(1/2) FILTER
12
10K
(3/4) 3 IC4
L 14 10 1
+ 13 8 2 13.6V 5.6V Q9 4.8V
1u50
+
C103
R104
C34
9
0.01
IN OUT
10K
11
R28 10K
C105 R107 6.4V
220u25
100u10
GND R34 5.6V
IC302
+
+
C20
C19
220u10 10K R108
R103
6.8K
1.8K
C35 0.01
R306
6.4V
470u16
10K
+ (2/2) 6.4V
+
C24
10K 0.6V
1000u10
C339 6.4V 5 8
ISO
+
C30
7
D13
0.1 6
G
6.4V 6.4V 6.4V 4
C205 R308
5 220u10 R207 10K R208 150K
R203
6.8K
+ 6.4V 10K
C312
0.01
C310
C203
R204
0.01
6
10K
R205 C314
R202 C204 2 7 0.22u50 33P
1 10K 5
R35
150
1.5K 10u16 6.4V 3 + D302
R307
4.7K
R IC101 0V
+ IC101 6.4V R314
(2/4) 47K
(1/4) R206
D201 10K
3
C305 0.01
R328
100u10
270
+
C32
0.033
C308
12.6V 3.7V 4.5V
C114 R302
45
12K C335 R317
0.015 C108 Q303 4.7u50 2.4K
IC102 1000P
6.4V (2/2) C306 R301 +
R114 R115 R116 2.5V
R346
R318
4.7K
220P 150K
C106 R109 R112 C111
6
R316 1.2K
6.8K 6.8K 6.8K 5 8
VR301
R348
220K
10u16 1.8K 75K 1u50
2200P
7
C336
6 33K
3300P
C112
C113
180P
+ +
C109
C110
R339
R113
100K
18 3.6V
17 3.6V
15 3.6V
14 4.2V
13 3.2V
390
0.1
0.1
C107 270P
R343 FM ST
R110 390
6.4V
R111 1K
100 Q308 MODULATOR Q310
16
12
11
10
R340
390
L.P.F.