Block Diagram - Tuner/S-Air Section - Sony HCD-HDX285 Service Manual

HCD-HDX285/HDX287WC/HDX585/HDX587WC/HDX589W/HDX685/HDX686W
6-3.

BLOCK DIAGRAM - TUNER/S-AIR Section -

J4001 (2/2)
L
TV/VIDEO
AUDIO IN
R R-CH
A_SEL
(Page 29) J
DMPORT_L
(Page 29) G
PLUG_DET1
J5000
AUDIO IN/
A.CAL MIC
TUNER (FM/AM)
ANTENNA
FM 75Ω
FM ANT L-CH
COAXIAL
R-CH
AM AM ANT
DIN
DO
CLK
CE
TUNED
HCD-HDX285/HDX287WC/HDX585/HDX587WC/HDX589W/HDX685/HDX686W
AUDIO SELECTOR
IC4007
2 Y2 Y 3
4 Y3
5 Y1
1 Y0
A B
10 9
Q4012 Q4011
R-CH
LINE AMP
IC5003
MUTING
Q5005, 5011
LINE AMP
GAIN
IC5004
CONTROL
Q5006, 5008, 5010
MUTING
CONTROL
R-CH Q5004
R-CH
91 90 42 43
77 ST_DI
78 ST_DO
79 ST_CLK
76 ST_CE
80 TUNED
• R-ch is omitted due to same as L-ch.
• SIGNAL PATH
: AUDIO
: TUNER
: AUDIO IN
AUDIO SELECTOR A/D CONVERTER
IC4004
IC807
2 Y2
Y 3 13 VINL DOUT 9
5 Y1
1 Y0
BCK 8
A B
LRCK 7
10 9
SCKI 6
Q4008 Q4007
OSC BUFFER
IC802
X800
12.288MHz
D2
(Page 28)
B
D4
BCK
(Page 31) K
LRCK
EEPROM
IC505
SDA 5
SCL 6
X501
5MHz
15 13
SYSTEM CONTROLLER
IC503 (3/5)
30 30
AUDIO SELECTOR
2 B
SAMPLE RATE
1 A
CONVERTER
IC806
9 SDTI SDTO 24
8 IBICK OBCK 25
7 ILRCK OLRCK 26
3
SAMPLE RATE
CONVERTER
IC805
9 SDTI SDTO 24
8 IBICK OBCK 25
7 ILRCK OLRCK 26
3
38 37 33 29 30 34
AUDIO1
M
(Page 28)
(HDX287WC/HDX587WC/HDX589W/HDX686W)
IC808
Y 5
A/B
6
CN803
EZW-RT10
20
SDIN_A(2nd)
13
SDIN_B(Surr)
17
BCK
15
LRCK
12
RESET
7
INIT
14
I2C_SDA
11
I2C_SCL
3
GND (for DET)
CN103
EZW-T100
11
RESN
7
GPI02
19
I2C_SDA
18
I2C_SCL
25
GND (for DET)
12
ADC_SEL
4
Lch
2
R-CH Rch
26
SD2
16
SD1
15
BCK1
24
BCK2
14
LRCK1
23
LRCK2
(HDX285/HDX585/HDX685)