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HCD-DZ265K/DZ266K/DZ270K/DZ570K/DZ777K
HCD-DZ265K/DZ266K/DZ270K/DZ570K/DZ777K
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35
6-3. BLOCK DIAGRAM – AUDIO Section –
Q101,104,105
MIC DC SWITCH
J100
SW3.3V
DC-CONT
MIC2
R-CH
R-CH
R-CH
D107
Q102
Q103
Q413
D408
Q412
Q409
Q408
D104
GAIN_CONT
PLUG_DET1
PLUG_DET2
MONO_ST_DET
A.CAL
IC103
MIC AMP
IC104 (1/2)
MIC AMP
IC407
INPUT SELECT
IC202
DMPOART
AUDIO AMP
AUDIO IN/
MIC1/
A.CAL MIC
J404(2/2)
CN204
TU401
FM/AM
TUNER
PACK
TV/VIDEO
TV
DMPORT
DIGITAL
MEDIA PORT
AM
DZ265K/
DZ266K/
DZ270K
DZ570K/DZ777K
DZ570K/DZ777K
DZ777K
DZ777K
EXCEPT
DZ777K
DZ570K/DZ777K
AUDIO
IN
VIDEO
VIDEO
LCH
RCH
VBUS (5V)
DET
RXD
TXD
DET
RXD
TXD
VIDEO 5V
L-CH
R-CH
TUNED
DI
DO
CL
CE
RDS_DATA
RDS_CLK
VIDEO 5V
(DMPOART)
13
14
5
6
7
2
4
17
J101
MIC2
IC409
INPUT SELECT
IC411
INPUT SELECT
IC412
ELECTRONIC VOLUME
IC414
ALC EQ AMP
L
R
R-CH
CEC_RX_IN
CEC_TX_OUT
75
Ω
FM
COAXIAL
ANTENNA
TUNED
DI
DO
CE
RDS_DATA
RDS_CLK
MONO_ST_DET
GAIN_CONT
A.CAL
DC_CONT
TXD
RXD
DET
PLUG_DET1
PLUG_DET2
STS_Lin
S-AIR_DET
MIC 1+2
ASEL5
ASEL5
ASEL4
ASEL3
ASEL2
ASEL4
ASEL0
L-IN
R-IN
R-CH
ASEL1
•
R-ch is omitted due to same as L-ch.
ASEL3
ASEL2
ASEL1
ASEL0
R-CH
J403
SAT/
CABLE
AUDIO
IN
L
R
Q411
Q414
Q415
Q410
DZ265K/DZ266K
•
SIGNAL PATH
: TUNER
: VIDEO
: MIC