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27
HCD-DZ110/DZ111/DZ120/DZ120K
HCD-DZ110/DZ111/DZ120/DZ120K
6-2. BLOCK DIAGRAM – AMP SECTION –
J203 (DZ110/DZ111)
: AUDIO
• Signal Path
: AUDIO IN
: TUNER
J401
DZ110/DZ111
DZ120
DZ120K
AUDIO IN
AUDIO IN/
A.CAL MIC
AUDIO IN/
MIC1/
A.CAL MIC
IC401
AMP
Q470-473,476
MO/ST DETECT
IC402
AMP
+9V
MIC2
DZ120K
PLUG DET2
GAIN CONT
ACAL
DC CONT
MO/ST DET
PLUG DET1
Q477-478
PLUG DET
Q474,475
GAIN CONT
IC357
BUFFER
+
+
IC356
COMPARATOR
+5V
MUTING
Q360,361,362 (DZ120/DZ120K)
Q300,310,320 (DZ110/DZ111)
AUDIO INPUT SELECTOR
4 Y3
2 Y2
5 Y1
13
X
3
Y
1 Y0
A
A SEL1
A SEL0
10
B
9
11 X3
15 X2
L
R
14 X1
12 X0
Q353
(DZ120/DZ120K)
Q395
(DZ110/DZ111)
Q354 (DZ120/DZ120K)
Q396 (DZ110/DZ111)
AMP
+
–
3
2
1
+
–
5
6
7
IC2200
A/D CONVERTER
LIN
RIN
IC1101 (2/3)
DVD SYSTEM PROCESSOR
AMP D1
AMP MCKO
AMP BCKO
AMP LRCKO
AMP D2
AMP D3
IC501 (2/4)
SYSTEM CONTROL
RDS_DATA
RDS_CLK
TUNED
PLL CK
PLL DO
PLL CE
PLL DI
ACAL
GAIN CONT
MO/ST DET
PLUG DET1
V_SEL0
V_SEL1
DVD_SEL
J200 (DZ120/DZ120K)
VIDEO/SAT
TUNER
SECTION
LINE
RDS_DATA
L-CH
R-CH
L
R
RDS_CLK
TUNED
PLL CK
PLL DO
PLL CE
PLL DI
D433
D470
DZ120K
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
9
4
2
9
8
0
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299