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