HCD-DZ260/DZ270/HDZ278
HCD-DZ260/DZ270/HDZ278
34
34
6-3. BLOCK DIAGRAM – AUDIO Section –
Q101,104,105
MIC DC SWITCH
J100
SW3.3V
DC-CONT
R-CH
R-CH
R-CH
D107
Q102
Q103
Q413
Q412
D104
Y1
Y
GAIN_CONT
PLUG_DET1
MONO_ST_DET
A.CAL
DC_CONT
IC103
MIC AMP
IC104
MIC LEVEL DETECT
IC411
INPUT SELECT
IC202
DMPOART
AUDIO AMP
IC2101
VBUS CONTROL
IC501 (3/5)
SYSTEM CONTROL
CN104
USB5V
1
2
3
4
IC301
OPTICAL
RECEIVER
IC702
DIR
AUDIO IN/
A.CAL MIC
J404(2/2)
CN204
CN400 (2/2)
TU401
FM/AM
TUNER
RACK
TV/VIDEO
DMPOART
DC 5V
0.7V MAX
EURO AV
DZ260
DZ260/HDZ278
DZ260/HDZ278
DZ260
OPTICAL
AUDIO
IN
5
OUTPUT
(TO TV)
VIDEO
VIDEO
LCH
RCH
VBUS (5V)
DET
RXD
TXD
DET
RXD
TXD
VIDEO 5V
A(L)IN
A(R)IN
L-CH
R-CH
TUNED
DI
DO
CL
CE
RDS_DATA
RDS_CLK
VIDEO 5V
(DMPOART)
13
14
5
6
7
6
2
2
4
17
5
3
A 10
B 9
Y2
2
Y3
4
Y0
1
L
R
R-CH
R-CH
MDIR_CSFLAG
MDIR_CL
MDIR_CE
MDIR_DI
MDIR_DO
VBUS
D-
D+
GND
SPMCK
SPLRCK
SPBCK
SPDATA
XSYSRST
X701
12.288MHz
MDIR_ERROR
MDIR_AUDIO
CEC_RX_IN
CEC_TX_OUT
VBUS_SW
ANTENNA
DZ260/DZ270
TUNED
DI
DO
CE
RDS_DATA
RDS_CLK
MONO_ST_DET
GAIN_CONT
A.CAL
DC_CONT
TXD
RXD
DET
PLUG_DET1
PLUG_DET2
ASEL1
ASEL0
ASEL0
L-IN
R-IN
R-CH
ASEL1
•
R-ch is omitted due to same as L-ch.
•
SIGNAL PATH
: TUNER
: VIDEO
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299