HCD-DZ860W/DZ870KW/DZ870M/DZ870W
HCD-DZ860W/DZ870KW/DZ870M/DZ870W
43
43
6-3. BLOCK DIAGRAM – AUDIO Section –
Q101,104,105
MIC DC SWITCH
J100
SW3.3V
DC-CONT
DC-CONT
F.AUDIO (L)/MIC1
STS_Lin
MIC2
R-CH
R-CH
R-CH
D107
Q102
Q103
Q413
D302
D301
D303,304
Q412
Q409
Q408
Q414
Q415
Y1
Y
GAIN_CONT
PLUG_DET1
PLUG_DET2
MONO_ST_DET
IC103
MIC AMP
IC407
INPUT SELECT
IC202
DMPORT
AUDIO AMP
AUDIO IN/
A.CAL MIC
(DZ860W/DZ870W)
AUDIO IN/MIC1/
A.CAL MIC
(DZ870KW/DZ870M)
J404(2/2)
CN204
CN400 (2/2)
TU401
FM/AM
TUNER
PACK
TV
DMPORT
DIGITAL
MEDIA PORT
EURO AV
AM
DZ860W
DZ870KW/DZ870M/DZ870W
DZ860W/DZ870M
AUDIO
IN
5
OUTPUT
(TO TV)
IC104
MIC LEVEL DETECT
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
(DMPORT)
13
14
5
6
7
6
2
2
4
17
J101
MIC2
IC301
AF AMP
IC412
ELECTRONIC VOLUME
5
3
A 10
B 9
Y2
2
Y3
4
Y0
1
Y1
Y
IC409
INPUT SELECT
DZ860W
5
3
A 10
B 9
Y2
2
Y3
4
Y0
1
Y1
Y
IC411
INPUT SELECT
5
A+9V
3
A 10
B 9
Y2
2
Y3
4
Y0
1
L
R
R-CH
R-CH
CEC_RX_IN
CEC_TX_OUT
75
Ω
FM
COAXIAL
ANTENNA
DZ860W/DZ870W
DZ870KW/DZ870M
TUNED
DI
DO
CE
RDS_DATA
RDS_CLK
MONO_ST_DET
GAIN_CONT
DC_CONT
TXD
RXD
DET
PLUG_DET1
PLUG_DET2
PLUG_DET2
A_SEL4
A_SEL3
R-CH
R-CH
R-CH
L-CH
S-AIR_DET
L-IN
R-IN
MIC1+2
R-CH
A_SEL0
XVOICE
MUSIC
MUSIC
A_SEL1
A_SEL2
A_SEL3
A_SEL4
A_SEL5
•
R-ch is omitted due to same as L-ch.
R-CH
J403
SAT/
CABLE
AUDIO
IN
L
R
Q411
Q410
IC302
SCORE DETECT
IC303
SCORE DETECT
IC414
ALC EQ AMP
SCORE
A_SEL3
A_SEL2
A_SEL0
A_SEL1
•
SIGNAL PATH
: TUNER
: VIDEO
: MIC