Block Diagram - Audio Section - Sony HCD-HDX265 Service Manual

6-3. BLOCK DIAGRAM – AUDIO Section –
J300
L
TV/VIDEO
AUDIO IN
R R-CH
DMPORT_L
(Page 30) J
J801
AUDIO IN/
LINE AMP
A.CAL MIC
IC801
R-CH
MUTING
Q804
D806
R-CH
MUTING
CONTROL
Q808
ANTENNA
TUNER (FM/AM)
FM 75Ω
FM ANT L-CH
COAXIAL
R-CH R-CH
AM AM ANT
DIN
DO
CLK
CE
TUNED
HCD-HDX265/HDX266/HDX267W/HDX465/HDX466/HDX665
AUDIO SELECTOR
IC303
LINE AMP
15 X2 X 13
IC306
11 X3
14 X1
12 X0
A B
10 9
Q307
A_SEL1
H
(Page 30)
A_SEL0
Q305
GAIN MIC AMP
CONTROL IC800
Q806, 807
26 91
28 DC_CONT
63 MIC/A.CAL SW
90 MONO/ST_DET
SYSTEM CONTROLLER
IC501 (3/5)
72 ST_DI
70 ST_DO
69 ST_CLK
71 ST_CE
68 TUNED
1 2
SCDT
SHIFT
(Page 32) K D2
BCK
LRCK
HCD-HDX265/HDX266/HDX267W/HDX465/HDX466/HDX665
• R-ch is omitted due to same as L-ch.
• SIGNAL PATH
: AUDIO
L-CH
(Page 29)
D
: TUNER
: AUDIO IN
X501
5MHz
15 13
CN1806
(DIR-TC1 SLOT)
12
DIAT_XRST 65 XRST
10
DIAT_XSCEN 66 XLAT
3
DIAT_DET 77 DET
4
AND GATE
DIAT_CSOD 23 CSOD
IC651
9
SDATA
11
SCLK
7
(SL/SR)D2
6
BCKO
5
LRCKO
31 31