Block Diagram -Audio Section - Sony HCD-DZ280 Service Manual

6-3. BLOCK DIAGRAM – AUDIO Section –
Q5007,5009,5012
MIC DC SWITCH
J5000
AUDIO IN/
A.CAL MIC
J4001(2/2)
L
AUDIO
TV/VIDEO
IN
R R-CH
HDZ284/HDZ485
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
DZ280/DZ680
CN4000 (2/2)
EURO AV A(L)IN
6
A(R)IN
2 R-CH
OUTPUT
(TO TV)
TU4001
L-CH
FM/AM
TUNER R-CH
ANTENNA PACK
TUNED
DI
75Ω FM
DO
COAXIAL
CL
AM CE
RDS_DATA
RDS_CLK
DZ280/DZ680
EXCEPT DZ280
J501
COAXICAL
IC502
TV/VIDEO DIGITAL IN
OPTICAL
RECEIVER
OPTICAL 2
HCD-DZ280/DZ680/HDZ284/HDZ485
EXCEPT DZ280: AEP MODEL
SW3.3V
Q5004,5005,5011
MIC DC SWITCH
IC5003
R-CH MIC AMP
5
7
6
D5008
IC5004
MIC AMP, MIC LEVEL DETECT
5
Q5010
Q5006,5008
MIC GAIN CONTROL
EXCEPT DZ280: AEP MODEL
IC451
VIDEO
E
DMPOART
SECTION
AUDIO AMP
(Page 32)
3 1
DMP_TXD
DMP_RXD
DMP_DET
VIDEO 5V
(DMPOART)
R-CH
IC304
DIR
IC501
WAVE 5 DIN2 (I) AUDIO- (O) 24
SHAPE (COAX)
ERROR (O) 34
21 XOUT (O) XSTATE (O)
17
X301
DATA (O) 16
24.576MHz
22 XIN (I) BCK (O) 14
LRCK (O)
15
4 DIN1 (I) CKOUT (O) 13
(OPT)
DO (O) 35
DI (I) 36
CE (I) 37
CL (I) 38
XSYSRST
RF
D
48 XMODE (I) CSFLAG (O) 25
SECTION
(Page 31)
DC_CONT
IC4007
(DZ280/DZ680)
GAIN_CONT
IC4007
(HDZ284/HDZ485)
IC4007
INPUT SELECT
5 Y1 Y
2 Y2
4 Y3
D5007
A 10
1 Y0
A.CAL
7
B 9
IC4004
INPUT SELECT
5 Y1 Y
2 Y2
4 Y3
A 10
1 Y0
B 9
IC4004
(DZ680)
IC4004
(HDZ485)
EXCEPT DZ280: AEP MODEL
AMP
F
SECTION
(Page 34)
IC1101 (3/3)
DIR/USB CONTROL
MDIR_AUDIO
52 DIR_AUDIO/NC
MDIR_ERROR
51 DIR_ERROR/NC
MDIR_XSTATE
SCORE/DIR_XSTATE
198
SPDATA
202 ADIN (SPDATA) VBUS_OC 197
SPBCK
200 SPBCK
SPLRCK
SPLRCK
201
SPMCK
199 SPMCK
MDIR_DO
231 LT/DIR_DO USB_DM 45
MDIR_DI
USB_DP 44
230 RT/DIR_DI
MDIR_CE
221 DIR_CE
MDIR_CL
227 DIR_CL
MDIR_CSFLAG
VBUS_OE
214 XVOICE/DIR_CSFLAG 196
33 33
L-IN
3
RF
B
R-IN
SECTION
R-CH
(Page 31)
Q4012
ASEL0
Q4011
ASEL1
AMP G
SECTION
(Page 34)
DZ680/HDZ485
S-AIR_ADC_SEL/DRIVER_C_EN
E2P_SDA/S-AIR_SDA
E2P_CLK/S-AIR_CLK
3 S-AIR_RST/C_SW_SEL
S-AIR_GPIO2/CLK1
Q4008
ASEL4
ASEL0
84 IO_CE/ASEL0
ASEL1
85 IO_RESET/ASEL1
Q4007
ASEL5
ASEL4
88 IO_CLK/ASEL4
ASEL5
89 ASEL5
PLUG_DET1
65 JACK1/JACK2/S-ART DET
MONO_ST_DET
MONO/ST_DET
90
GAIN_CONT
43 MIC_GAIN
A.CAL
91 A.CAL MIC LEVEL/DSP_MASTER
DC_CONT
42 DC_CONT
DMP_TXD
35 DMP_TX_OUT
DMP_RXD
36 DMP_RX_IN
PLUG_DET2
+
TUNED
80 TUNED
DI
ST_DI/MIC_DATA
77
DO
78 ST_DO
CL
79 ST_CLK/MIC_CLK
CE
ST_CE
76
DZ280/DZ680
RDS_DATA
74 RDS_DATA
RDS_CLK
75 RDS_CLK
DZ280/DZ680
IC2101
VBUS OVER CURRENT DETECT
2
1
3 USB 5V
VBUS
CN5200
1
D-
2
D+
3
GND
4
VBUS_SW
H POWER
SECTION
(Page 35)
HCD-DZ280/DZ680/HDZ284/HDZ485
DZ680/HDZ485
CN103
LCH
4
RCH
R-CH
2
SD2 SD2
26
SD1 SD1
16
BCK1
BCK
CN103
15
BCK2
24
LRCK LRCK1
(S-AIR TRANSMITTER)
14
LRCK2
23
GND
S-AIR_DET/RST1 34 25
ADC_SEL
38 12
I2C_SDA
30 19
I2C_SCL
29 18
RESN
37 11
GPIO2
33
7
IC505
EEPROM
6 SCL
5 SDA
CN508
RST1
3
CLK1
5
FLASH
TXD1 WRITE
I2C_DATA/TXD1
31 2
RXD1
I2C_CLK/RXD1 32
6
CNVSS
CNVSS 9
7
RESET
8
IC503 (3/5)
SYSTEM CONTROL
RESET
POWER
J
SECTION
(Page 35)
• R-ch is omitted due to same as L-ch.
• SIGNAL PATH
: TUNER
: VIDEO
: MIC