Sony CDX-C4750 Service Manual page 31

IC401 TDA7462D
INPUT
GAIN &
SE1L 1
AUTO
SE1R 2
ZERO
MD+ 3
MD– 4
CDL+ 5
CDL–
6
CDR– 7
CDR+ 8
PDR 9
PDGND 10
PDL 11
SE2L 12
INPUT
SE2R
13
GAIN
CREF 14
IC702 PCM1717E-S
XTI 1
CLK
2
DGND CONTROL
VDD 3
LRCIN 4
INPUT
INTERFACE
DIN 5
BCKIN
6
DIGITAL
FILTER
7
ZERO
NOISE SHAPER
5LEVE DAC
LOWPASS FILTER LOWPASS FILTER
CMOS
D/C R 8
AMP
9
VOUTR
10
AGND
PAUSE
DETECT
LOUDNESS
VOLUME
CONTROL
CONTROL
CIRCUIT
CIRCUIT
COMPANDER
LOUDNESS
CONTROL
CIRCUIT
BEEP
DIGITAL CONTROL CIRCUIT
XTO
20
19 CLKO
18 ML/MUTE
17
MODE MC/DM1
CONT
ROL 16 MD/DM0
15 RSTB
14 MODE
5LEVEL DAC
CMOS
D/C L
13
AMP
VOUTL
12
VCC
11
TREBLE/
VOICE BANDPASS
SOFT BASS
MUTE
CONTROL
HP
CIRCUIT
SUBWOOFER
IC803 BA8270F-E2
BUS ON
BUS ON
1
SWITCH
RESET
RST 2
SWITCH
BATTERY
BATT
3
SWITCH
4
CLK
VREF 5
6
DATA
GND
7
– 43 –
FRONT
FADER
LP
FRONT
FADER
REAR
FADER
REAR
FADER
FADER
LP
SUBWOOFER
OUT
SDA
IIC
SCL
BUS
POWER
SUPPLY
14 VCC
13 RST
12 BUS ON
11 CLK IN
BU IN
10
9 DATA IN
DATA OUT
8
SE3L
28
27 SE3R
MUTE
26
25 SDA
24 SCL
23 PAUSE
22 OUT FL
21 OUT FR
20 OUT RL
19 OUT RR
18 SUBOUT+
17 SUBOUT–
VDD
16
15 GND