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IC201 CXA1376AM
r
IC Block Diagrams (MAIN Section)
IC403 LA5002M
IC302 CXA1622M
IC301 LA3335M
1
2
3
4
5
6
7
8
ERROR
AMP
NC
IN
NC
NC
GND
OUT
FIL
NC
REF.
VOLTAGE
WAKE
UP
1
2 3 4 5 6
7
8
1514
13121110
9
30
29 28 27 26 25
24
23
1617
18192021
22
PSN CONTROL
LPF SYNC DE ENV DET FM DEM FM LIM
AM FE
FM FE
AM VCO
METER AGC
BUFF
SD CONT/AGC OU
BAND SE
AM IF IN
FM IF IN
GND
FM IF OU
PLL LPF
FM LIM I
VCO CON
CERALOC
SSB/R3/LOCK D
DISCRI
AGC2
AGC1
METER
DET OUT
FE OUT
FE GND
FM IN
AM IN
FM RF
REG
FM OSC
AM OSC1
AM OSC2
VCC
SD OUT
PSN2&E
PSN1
USB/LSB
FM IF
AM IF REG
FF 0º
1
234
5
6
7
8
910
FF 1/2FF 90º
V.C.O VCO STOP
SYNC
DET
STEREO
SWITCH
PHASE
COMPALATE
LAMP
TRIGGER
DECODER
IN
FILTER
VCC
VCO
GND
GND
LED
STOP
L
R
1
2 3 4 5 6
7
8
16
15 14
13 12 11 10
9
REG VOL
IN1 REG VOL NF1 GND1 OUT1 VCCP-GND1
IN2 BW NC NF2 GND2 OUT2 REPPLEP-GND2
PRE
AMP2
PRE
AMP1
POWER
AMP1
POWER
AMP2
w
w
w
.
x
i
a
o
y
u
1
6
3
.
c
o
m
Q
Q
3
7
6
3
1
5
1
5
0
9
9
2
8
9
4
2
9
8
T
E
L
1
3
9
4
2
2
9
6
5
1
3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
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