Sony CDX-MP40 Installation/Connection, Service Manual

Page: 59 / 66

7
CDX-MP40
IC401 BD3802F
5. IC BLOCK DIAGRAMS
IC601 SAA6588T/V2-518 IC803 MM1175XFF
28 27 26 25 24 23 22 21 20 19 18 17
I
2
C BUS
LOGIC
16 15
VCO
FADER
(0~-58,
-
∞
dB)
FADER
(0~-58,
-
∞
dB)
FADER
(0~-58,
-
∞
dB)
FADER
(0~-58,
-
∞
dB)
EFFECT (OFF,6dB,
10dB,14dB)
EFFECT (OFF,6dB,
10dB,14dB)
BASS,TREBLE, MIDDLE
(-15dB~+15dB,1dB STEP)
BASS,TREBLE, MIDDLE
(-15dB~+15dB,1dB STEP)
VOLUME
(+23~-79dB,-
∞
dB
1dB STEP)
VOLUME
(+23~-79dB,-
∞
dB
1dB STEP)
INPUT GAIN
(0~15dB,1dB STEP)
INPUT SELECTOR
(4 STEREO INCLUDE 1 ISOLATION INPUT)
INPUT GAIN
(0~15dB,1dB STEP)
MUTE MUTE
6 7 8 9 10 11 12 3 4 5 2 1
D-GND
A-GND FIL BUS-
RCH
AN BUS-
LCH
TU-
RCH
TU-
LCH
CD-
RCH
CD-
LCH
D1 D2 DS11
13
DS21
14
DS31
SDA SCL MUTE SEL ADJ VCC
OUT-
RL
OUT-
RR
OUT-
FL
OUT-
FR DS32 DS22 DS12
VCC
VCC/2
ON OFF ON OFF
TONE
PASS TONE
PASS
SCOUT
MRO
MPTH
TCON
OSCO
OSCI
VSSD
VDDD DAVN
SDA
VREF MPX VSSA VDDA AFIN MAD PSWN
SCL
2 1 6
15 11 13 16 14 12
INTERFACE
REGISTER
SIGNAL QUALITY
DECODER
CLOCKED
COMPARATOR
POWER SUPPLY
& RESET
TEST
CONTROL
OSCILLATOR
& CLOCK
PAUSE
DETECTOR
MULTI
PATH
DETECTOR
57kHz
8th ORDER
BAND-PASS FILTER
RDS/RDBS
DECODER
RDS/RDBS
DEMODULATOR
IIC BUS SLAVE
TRANSCEIVER
17 18
CIN
19
LVIN
20
8 7
DATA
CLOCK
DATA
CLOCK
4
4
5
9 10 3 4 5
RESET
SWITCH
BATT
SWITCH
1
2
3
4
5
6
7 8
9
10
14
13
12
11
BUSON
RST
BATT
CLK
VREF
DATA
I/O
GND
B/U-C
CLK-IN
BUSON
VCC
DATA IN
DATA OUT
RST