HCD-HDX265/HDX266/HDX267W/HDX465/HDX466/HDX665
31
31
HCD-HDX265/HDX266/HDX267W/HDX465/HDX466/HDX665
6-3. BLOCK DIAGRAM – AUDIO Section –
12
XRST
10
XLAT
3
DET
4
9
CSOD
SDATA
11
SCLK
7
(SL/SR)D2
6
BCKO
5
LRCKO
CN1806
(DIR-TC1 SLOT)
AUDIO SELECTOR
IC303
R-CH
R-CH
72 ST_DI
90 MONO/ST_DET
63 MIC/A.CAL SW
28 DC_CONT
70 ST_DO
69 ST_CLK
71 ST_CE
68 TUNED
R-CH
TUNER (FM/AM)
AM
FM ANT
AM ANT
L-CH
R-CH
DIN
TUNED
DO
CLK
CE
FM 75
Ω
COAXIAL
ANTENNA
Q307
Q305
11 X3
15
13
X2
X
65
DIAT_XRST
66
DIAT_XSCEN
77
DIAT_DET
23
DIAT_CSOD
1
DAMP_SCDT/DIAT_SDATA
2
DAMP_SHIFT/DIAT_SCLK
12 X0
10
A
9
B
J300
TV/VIDEO
AUDIO IN
L
R
R-CH
LINE AMP
IC306
XIN
15
XOUT
13
X501
5MHz
J
DMPORT_L
SYSTEM CONTROLLER
IC501 (3/5)
• SIGNAL PATH
: TUNER
: AUDIO
• R-ch is omitted due to same as L-ch.
: AUDIO IN
AUDIO IN/
A.CAL MIC
J801
D806
14 X1
LINE AMP
IC801
AND GATE
IC651
MUTING
Q804
MUTING
CONTROL
Q808
MIC AMP
IC800
GAIN
CONTROL
Q806, 807
MIC_GAIN
26
A.CAL MIC LEVEL
91
H
D
A_SEL1
L-CH
A_SEL0
K
SCDT
D2
SHIFT
BCK
LRCK
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