Service manual

3838
HCD-FR10W
HCD-FR10W
7-5. BLOCK DIAGRAM — DIAT TRANSMIT SECTION —
SIGNAL PATH
: AUDIO
IC802
LEVEL SHIFT
IC801
+2.5V REG
IC900
REG
VCC(9V)
R835
R836
+2.5V
IC803
LEVEL SHIFT
IC804
RF MODULATOR
D/A CONVERTER
15
SWDT
64
XRST
21
DAAOUT
50
BCK
49
LRCK
WIRELESS
SPEAKER
41
APS
48
DTIN
16
CSOD
D800
SCLK
D-GND
XLAT
SDATA
CSOD
XRST
D2(SL/SR)
BCKO
LRCKO
6
4
641 4
5
10
9
13
12
1
2
8
11
3
13
SCLK
14
6
11
XSCEN
54
C SST
57
O SCI
59
OSCO
60
XTCK4
8
5
12
10
4
13
9
Q801
BUFFER
IC805
RF AMP
J301
RV801
C842
3
4
1
X801
24.576MHz
C820
C819
SWITCHING
REGULATOR
+15V
AUDIO(OUT)
SECTION
Y
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