Block Diagram -Audio Section - Sony HCD-FZ900KW Service Manual

5-3. BLOCK DIAGRAM – AUDIO Section –
FZ900M
J5001
MIC2
J5000
AUDIO IN/MIC/
FZ900KW
A.CAL MIC
AUDIO IN/MIC1/
FZ900M
A.CAL MIC
J4001(2/2)
L
AUDIO
TV
IN
R-CH
R
J4002
L
SAT/ AUDIO
CABLE IN
R R-CH
17
VIDEO VIDEO
CN451
13
LCH
DMPORT
14 RCH
R-CH
DIGITAL
MEDIA PORT
5 RXD
6
TXD
7 DET
VBUS (5V)
2
4 VIDEO 5V
TU4001
L-CH
FM
TUNER R-CH
ANTENNA PACK
TUNED
DI
75Ω FM
DO
COAXIAL
CK
CE
RDS_DATA
RDS_CLK
FZ900M
HCD-FZ900KW/FZ900M
IC5004
MIC AMP
MIC2
3 1
SW3.3V
Q5007,5009,5012
MIC DC SWITCH
Q5004,5005,5011
MIC DC SWITCH
F-AUDIO (R)
3 1
5
F-AUDIO (L)/MIC1
7
6
D5008
IC5003
MIC AMP
Q5010
Q5006,5008
MIC GAIN CONTROL
IC451
VIDEO
B
DMPOART
SECTION
AUDIO AMP
(Page 24)
3 1
DMP_TXD
DMP_RXD
DMP_DET
VIDEO 5V
(DMPOART)
R-CH
IC4008
ELECTRONIC VOLUME
8 VIN2 OUT2 7
DC_CONT
1 VIN1 OUT1 2
4 DATA
GAIN_CONT 5 CLK
R-CH
IC4007
INPUT SELECT
5 Y1
2 Y2
4 Y3
1 Y0
IC4005
INPUT SELECT
5 Y1
2 Y2
4 Y3
1 Y0
R-CH
IC4004
INPUT SELECT
5 Y1
2 Y2
4 Y3
1 Y0
FZ900KW
AMP
F
Q4014 Q4013
SECTION
(Page 27)
25 25
IC4201
AF AMP
5 7
D4201
D4202
MIC1+2
3 1
MUSIC
L-IN
Y 3
DSP
E
R-IN
SECTION
R-CH
(Page 26)
Q4012
ASEL0
A 10
Q4011
ASEL1
B 9
Y 3
L-CH
R-CH
Q4010
R-CH
ASEL2
DSP_MASTER
A 10
Q4009
ASEL3
B 9
Y 3
Q4008
ASEL4
ASEL0
A 10 84 IO_CE/ASEL0
ASEL1
85 IO_RESET/ASEL1
ASEL2
Q4007
86 IO_DI/ASEL2
ASEL5 ASEL3
B 9 87 IO_DO/ASEL3
ASEL4
IO_CLK/ASEL4
88
ASEL5
89 ASEL5
PLUG_DET
65 JACK1/JACK2/S-ART DET
MO/ST_DET
90 MONO/ST_DET
GAIN_CONT
43 MIC_GAIN
A.CAL
91 A.CAL MIC LEVEL/DSP_MASTER
DC_CONT
42 DC_CONT
PLUG_DET
+
DMP_TXD
35 DMP_TX_OUT
DMP_RXD
36 DMP_RX_IN
TUNED
80 TUNED
DI
77 ST_DI/MIC_DATA
DO
78 ST_DO
CK
79 ST_CLK/MIC_CLK
CE
76 ST_CE
RDS_DATA
RDS_DATA
74
RDS_CLK
75 RDS_CLK
FZ900M
HCD-FZ900KW/FZ900M
IC4202
SCORE DETECT
2
1
3
D4203,4204
SCORE
6
7
5
VIDEO
Q4201,4202
D
XVOICE
SCORE SECTION
A+9V
DETECT (Page 24)
MUSIC
IC4010
ALC EQ AMP
2 8
6
ALC
4
D4008
DSP
G
SECTION
(Page 26)
IC503 (3/6)
SYSTEM CONTROL
• R-ch is omitted due to same as L-ch.
• SIGNAL PATH
: TUNER
: VIDEO
: MIC