Sony CDX-HR70MS Service Manual page 26

CDX-HR70MS/HR70MW/HS70MS/HS70MW
IC401 BD3442FS-E2 (MAIN Board (2/3))
AR 1
100k
AL 2
100k
BR 3
100k
BL
4
100k
CR
5
100k
CL
6
100k
DPR
7
250k
DN
8
250k
DPL
9
250k
DS3L
10
DS1L 11
DS2L
12
EBIAS
13
DS2R
14
DS1R 15
DS3R
16
IC50 TDA7333013TR (MAIN Board (2/3))
VDDA 1
REF3 2
3
REF2
REF1 4 INTN
5
VSS
6
TM
7
VDDD
8
RESETN
26
INPUT INPUT
SELECTOR GAIN
3
BAND PASS
INTERPOLATOR
FILTER
RAM
RDS
RDSREG
BUFFER
DEMODULATOR &
&
SYNCHRONIZATION
CONTROL
LOGIC
2
VOLUME1 TREBLE
/MUTE /BASS
/MIDDLE
EFFECT
FADER
LPF
FADER
SPECTRUM
ANALYZER
SINC4 SIGMA DELTA
FILTER CONVERTER
SDAOUT
SDAIN
TEST LOGIC
2
SCK
I C/SPI
&
SPI
INTERFACE
PIN MUX'S
TESTREG
OSCILLATOR
32 FIL
VCC2
31 GND
VOLUME2
30 SDA
I2C
BUS
LOGIC
29 SCL
28 MUTE
VCC 27 VCC
FADER 26 OUTFR
FADER 25 OUTFL
FADER 24 OUTRR
FADER 23 OUTRL
22 OUTSR
21 OUTSL
20
ADJ
19 SOUT
18
DATA
17 CLK
16 MPX
15
INTN
14 CSN
13 SA
12 SDA
11 SCL
10
XTO
9 XTI