43
43
HCD-FX900W
HCD-FX900W
7-6. BLOCK DIAGRAM – DIAT SECTION –
Signal Path
: AUDIO
IC1802
LEVEL SHIFT
IC1803
LEVEL SHIFT
IC1804
RF MODULATOR
D/A CONVERTER
15 SWDT
64 XRST
21
DAAOUT
50 BCK
49 LRCK
DIR-T1
41 APS
48 DTIN
16 CSOD
SCLK
XLAT
SDATA
CSOD
XRST
D2(SL/SR)
BCKO
LRCKO
6
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
9
4
13
10
Q1801
BUFFER
DIAT SIGNAL
RF LEVEL
IC1805
RF AMP
J1801
RV1801
3
4
1
X1801
24.576MHz
RF
SECTION
F
AMP
SECTION
G
(Page 40)
(Page 38)