Block Diagram - Audio Section - Sony HCD-DZ230 Service Manual

HCD-DZ230/DZ231/HDZ235
6-3. BLOCK DIAGRAM – AUDIO SECTION –
6
J401
5
AUDIO IN/A.CAL MIC
3
2
Q470,471,473
MO/ST DETECT
HDZ235
J303(2/2)
L-CH
L
TV/VIDEO AUDIO IN
R-CH
R
L-CH
R-CH
DZ230,DZ231
RDS_DATA
RDS_CLK
TUNER
TUNED
SECTION
PLL CK
PLL DO
PLL CE
PLL DI
CN204 IC202
BUFFER
L-CH
13 3
+
1
2 –
R-CH
14 5 +
7
6 –
DMPORT
DET
7
TXD
6
RXD
5
VIDEO
17
VIDEO 5V
4
2
VBUS
VBUS(5V)
J230(2/2)
L-CH
6
EURO AV
R-CH
OUT PUT(TO TV)
2
HCD-DZ230/DZ231/HDZ235
IC401
AMP
–
7
+
+
1
–
IC402
AMP
5 +
7
6 –
Q474,475 GAIN CONT ACAL
GAIN CONT
DC CONT
MO/ST DET
PLUG DET1
L-CH
R-CH
IC303
AUDIO INPUT SELECTOR
(DZ230,DZ231) (HDZ235)
L-CH
14 X1
L-CH
15 X2
L-CH
12 X0
L-CH
11 X3
R-CH
5 Y1
R-CH
2 Y2
R-CH
1 Y0
R-CH
4 Y3
A
10
Q305
PLUG DET1
ACAL
GAIN CONT
DC CONT
MO/ST DET
DZ230,DZ231
VIDEO
D
SECTION
(Page 31)
32 32
IC306
AMP
(DZ230,DZ231)
IC772
(HDZ235)
A/D CONVERTER
LIN
X 13 3
+
1 13 VINL
DOUT
2 –
LRCK
RIN BCK
Y 3 5 +
7 14 VINR
SCKI
6 –
DZ230,DZ231
B
9
Q307
IC501 (3/5)
SYSTEM CONTROLLER
85 A-SEL1
84 A-SEL0
63 MIC/A.CAL_SW
91 ACAL MIC LEVEL
26 MIC GAIN
28 DC CONT
90 MONO/ST_DET
RDS_DATA
76 RDS_DATA
RDS_CLK DZ230,DZ231
75 RDS_CLK
TUNED
68 TUNED
PLL CK
69 ST_CLK
PLL DO
70 ST_DO
PLL CE
71 ST_CE
PLL DI
72 ST_DI
CEC_RX_IN
CEC_RX_IN 3
CEC_TX_OUT
CEC_TX_OUT 22
VIDEO
C
SECTION
(Page 31)
89 CLINK-DET
29 CLINK_RX_IN
30 CLINK_TX_OUT
AD-IN
9
ALRCK RF
7
B
ABCK SECTION
8
ACLK (Page 30)
6
• Signal Path
: AUDIO
: AUDIO IN
: TUNER
: DMPORT
: VIDEO