Ic Block Diagrams - Sony CDX-S1000 Service Manual

CDX-S1000/S2000/S2000C

3-12. IC BLOCK DIAGRAMS

IC2 BA5966FP-FE2
28 27 26 25 24 23 22
–
LOADING DRIVER
+
REV OUT F
FWD OUT R
+
–
+ – + –
1 2 3 4 5 6 7
IC51 TDA7333-013TR (CDX-S2000/S2000C)
3
BAND PASS
INTERPOLATOR
FILTER
1
VDDA
REF3 2
3
REF2
RAM
RDS
RDSREG
BUFFER
REF1 4 INTN
DEMODULATOR &
&
INTERFACE
SYNCHRONIZATION
CONTROL
LOGIC
VSS 5
2
6
TM
VDDD 7
RESETN 8
21 20 19 18 17 16
MUTE
– + + – –
– +
–
LEVEL
+ SHIFT
LEVEL
+
SHIFT
–
– +
– + –
VCC
8 9 10 11 12 13
SINC4 SIGMA DELTA
16 MPX
FILTER CONVERTER
15 INTN
SDAOUT
SDAIN 14 CSN
TEST LOGIC
2 SCK
I C/SPI 13 SA_DATAOUT
&
SPI
12 SDA_DATAIN
PIN MUX'S
TESTREG
11
SCL_CLK
10 XTO
OSCILLATOR
9 XTI
IC401 BD3808FS-FE2
32
15
+ + –
– +
LEVEL
SHIFT
BASS
fo:60,70,80,100,120,140,160,200Hz
LEVEL
Q:0.5,0.75,1,1.25
SHIFT
+
–
MIDDLE
fo:500Hz,1kHz
Q:1
+
TABLE
fo:5,7.5,10,12.5kHz
14
VCC/2
1 2
28 28
31 30 29 28 27 26 25 24 23 22
VCC
FADER FADER FADER FADER
(0~-58, (0~-58, (0~-58, (0~-58,
2
I C BUS
VCO
-∞dB) -∞dB) -∞dB) -∞dB)
LOGIC
EFFECT (0dB~ EFFECT (0dB~
+20dB,2dB STEP) +20dB,2dB STEP)
TONE TONE
PASS PASS
BASS,TREBLE, MIDDLE BASS,TREBLE, MIDDLE
(-15dB~+15dB,1dB STEP) (-15dB~+15dB,1dB STEP)
VOLUME VOLUME
(+23~-79dB,-∞dB (+23~-79dB,-∞dB
1dB STEP) 1dB STEP)
fc:40kHz fc:40kHz
ANTI-ALIASING ANTI-ALIASING
FILTER FILTER
INPUT GAIN INPUT GAIN
(0~15dB,1dB STEP) (0~15dB,1dB STEP)
MUTE MUTE
INPUT SELECTOR
(4 STEREO INCLUDE 1 ISOLATION INPUT)
3 4 5 6 7 8 9 10
21 20 19 18 17
GAIN+ATT
(+10~-29,
-∞dB)
2ND ORDER LPF
fc:OFF,80,120,160Hz
2ND ORDER
Q: 0.707
LPF
MIX
11 12 13 14 15 16