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