Block Diagram - Audio Section - Sony Mz-G750 Service Manual

MZ-G750/R700
6-3. BLOCK DIAGRAM — AUDIO SECTION —
MAIN BOARD (2/3)AUDIO SECTION
DIN1
SERVO
1
SECTION
(Page 35)
ADDT
SYSTEM
SDO0
SDO0
CONTROL
3
SCK0
/POWER SCK0
SECTION
(Page 37)
70 69
SDI0
179 SI0
SDO0
180
SO0
SCK0
181 SCK0
A/D
SDTO
CONVERTER
9
&
HPF
AUDIO
I/F
CONTROLLER
A/D CONVERTER
BCLK
10
IC301
LRCK
12
CDTI
13
AUDIO
CCLK
14
I/F
CLOCK
CSN
15
CONTROLLER
DIVIDER
16 PDN
11
203 204 71
219 24 25
X801
45.1584MHz
4 3 2 1
EEPROM
IC804
OPT CONTROL
VIF B+ SWITCH
Q302
LIN2
3
IP LIN1
1
GAIN
RIN2
AMP
4
RIN1
2
INL
22
INR
21
15
29 30 215 192 191 193 183
SYSTEM CONTROLLER,
DIGITAL SIGNAL PROCESSOR
16M BIT D-RAM
IC801(2/3)
36 36
MIC AMP
IC303
OUT1 IN1
1 3
OUT2
IN2
14 12
STBY
BIAS 9
SYSTEM
CONTROL
4 X MIC DET
/POWER
SECTION
HEADPHONE AMP
(Page 37)
IC302
OUTL
2
OUTA BEEP
24
OUT R
4
OUTB BEEP
23
REFERENCE
BEEP
MUTING VOLTAGE
VREF IN 13
SWITCHING
Q301
STANDBY
17 18
SYSTEM
CONTROL
5 VC B+
/POWER
SECTION
(Page 37)
218 240
RMC DTCK 142
SYSTEM
CONTROL
6
RMC KEY
/POWER
SECTION
(Page 37)
Signal path
: PLAYBACK
: REC(ANALOG IN)
: REC(DIGITAL IN)
OPTICAL
RECEIVER
J301
LINE IN
(OPTICAL)
(LINE IN JACK)
J303
MIC
(PLUG IN POWER)
J302
i
F801
RVDD
DTCK
KEY-R
RGND