HCD-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/HDX675
HCD-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/HDX675
30
30
6-3. BLOCK DIAGRAM - TUNER/S-AIR Section -
A_SEL4
A_SEL5
A_SEL0
A_SEL1
A_SEL2
A_SEL3
AUDIO SELECTOR
IC411
R-CH
R-CH
91
90
28
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
J405
(HCD-HDX576WF)
(EXCEPT HCD-HDX576WF)
J402 (2/2)
TV
AUDIO IN
TV/VIDEO
AUDIO IN
L
R
R-CH
SAT/CABLE
AUDIO IN
L
R
R-CH
Q413
Q412
15
13
54
58
77
78
67
X501
5MHz
• SIGNAL PATH
: TUNER
: AUDIO
• R-ch is omitted due to same as L-ch.
: AUDIO IN
AUDIO IN/
A.CAL MIC
J100
DATA SELECTOR
IC801
ASYNC SAMPLE
RATE CONVERTER
IC804
ASYNC SAMPLE
RATE CONVERTER
IC803
MUTING
Q115
MUTING
CONTROL
Q111
GAIN
CONTROL
Q112, 113
26
DMPORT_L
A_SEL
AUDIO SELECTOR
IC409
AUDIO SELECTOR
IC407
A/D CONVERTER
IC805
Q409
Q408
D4
D2
BCK
LRCK
Q411
Q410
X800
12.288MHz
17
BCK
15
LRCK
12
RESET
RESN
GPI02
I2D_SCL
I2D_SDA
GND
ADC_SEL
Lch
Rch
SD1
SD2
BCK1
BCK2
LRCK1
LRCK2
7
INIT
11
I2D_SCL
14
3
I2D_SDA
GND (for DET)
CN803
EZW-RT10
CN113
EZW-T100
13
SDIN_B(Surr)
20
7
11
19
18
15
26
24
23
14
4
12
16
2
SDIN_A(2nd)
(HCD-HDX277WC/HDX279W/HDX576WF)
AUDIO1
25
R-CH
(HCD-HDX275/HDX475/HDX675)
47
48
EEPROM
IC510
66