16
16
WM-GX400
4-10. SCHEMATIC DIAGRAM – DISPLAY SECTION –
z
Refer to page 17 for Notes.
z
Refer to page 17 for Waveforms.
C721
R739
R727
R714
R712
R710
C704
C702
S712
S708
S709
S710
JC701
C720
C717
R737
C718
R754
C715
C713
R731
C708
C706
C705
C712
C707
L702
R751
R750
C751
C750
R729
R730
R753
TP750
C732
C722
C724
R743
R705
R728
R715
R722
C727
R723
R724
R725
R726
C726
R707
R721
C719
R720
R713
R711
R709
R706
R736
R716
ND701
R741
CN701
R752
R704
R703
R702
R701
IC702
S706(1/2)
S706(2/2)
S701
S703
S702(1/2)
S702(2/2)
S704
R718
R719
MIC301
SP201
SP101
X701
S707
JC703
C752
C711
S705
R708
0.1
1k
100k
100k
100k
100k
10p
4p
0.01
1000p
6.8k
0.47
2.2k
100p
100p
100k
1
0.1
0.1
22
4V
0.1
3.3k
3.3k
1
0.1
100k
100k
330k
0.01
1
0.1
1k
10k
1k
1k
4.7k
0.01
1k
1k
1k
1k
0.01
1k
100k
0.047
100k
1k
1k
1k
1k
10k
100k
LCD
10k
22P
330k
10k
10k
10k
10k
XC62RP1602MR
10k
33k
75kHz
0
10
4V
1000p
S1
S2
S3
S4
S5
S6
S7
S8
S9
S10
S11
S12
S1
S2
S3
S4
S5
S6
S7
S8
S9
S10
S11
S12
COM1
COM2
COM3
COM4
COM2
COM3
COM4
COM1
*
FM IN
AM IN
LPF OUT
GND
MONO
COMP
BAND
X SD
RADIO ON
MIC
MIC GND
MIC VCC
AVLS
N/R SW
REC
TAPE
MUTE
LED
GND
GND
GND
SP-R +
SP-R +
SP-R -
SP-R -
SP-L +
SP-L +
SP-L -
SP-L -
TUNER VCC
BEEP
GND
FM
AM
ISS
AVLS
LIMIT
Mic
Flat
NORM
3
2
1
FM MODE
LOCAL
DX
MONO
ST
REC TIME
NORMAL
DOUBLE
REC TIME
NORMAL
DOUBLE
TUNING MODE
PRESET
MANUAL
OFF
ENTER
TUNING
SPEAKER
ON
OFF
SPEAKER
(L-CH)
SPEAKER
(R-CH)
BATT DETECT
EXCEPT
CND,5E
CND,5E
*R708
470
1.5k
10k
CND,5E
AEP,FR,CH,EA
E,9E,JEW
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
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299