38
38
HCD-FR10W
HCD-FR10W
7-5. BLOCK DIAGRAM — DIAT TRANSMIT SECTION —
SIGNAL PATH
: AUDIO
IC802
LEVEL SHIFT
VCC(9V)
R835
R836
+2.5V
IC803
LEVEL SHIFT
IC804
RF MODULATOR
D/A CONVERTER
WIRELESS
SPEAKER
D800
SCLK
D-GND
XLAT
SDATA
CSOD
XRST
D2(SL/SR)
BCKO
LRCKO
Q801
BUFFER
IC805
RF AMP
J301
RV801
C842
3
4
1
X801
24.576MHz
C820
C819
SWITCHING
REGULATOR
+15V
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
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299