Sony Ericsson CDX-M620 service manual IC305 TDA7406TR, IC62, 901 RRX9000-0601

CDX-M620/M670

IC305 TDA7406TR

ACINRL ACINRF

ACINRR

OUTLF

OUTLR

OUTRF

OUTRR

OUTSWL

OUTSWR

OUTSSL

OUTSSR

33 32 31

30

29

28

27

26

25

24 23

MIXER

MONO-

MONO-

MONO-

MONO-

MONO-

MONO-

FADER

FADER

FADER

FADER

FADER

FADER

ACINLF

34

FRONT

SUBWOOFER

SWINR

35

ACIN

OUTPUT

+PHASE

SWINL

36

REAR

CONTROL

SELECTOR

ACOUTR

37

MAIN

SW

ACOUTL

38

SECOND

CREF

39

LP

22

VDD

VOICE

-BUS

21

SCL

BANDPASS

20

SDA

HP

IIC

BASS

SUPPLY

19

GND

TREBLE

HIGH-CUT

18

EXT-ATT

VOLUME

CONTROL

S&H

PULSE

FORMER

SOFTMUTE

DIGITAL

25kHz

QUAL

17

QUAL

COMPANDER

LP

LOUDNESS

LOUDNESS

DEMODULATOR

MULTIPATH

16

MPOUT

MUX

40

DETECTOR

15

MPIN

IN-GAIN

+STEREO ADJUST

+

+STEREO BLAND

BEEP

D/A

14

S-METER

IN-GAIN

MUTE

PILOT

CONVERTER

+AUTO ZERO

CANCELATION

PIL DET

MAIN SOURCE

MIXING

SECOND SOURCE

SELECTOR

SELECTOR

SELECTOR

MD1

41

MAIN

PLL

MD1G

42

80kHz

13

MPX

INPUT

LP

MULTIPLEXER

FM

MD2

43

PHONO

MD2G

44

AM/FM

MAIN

CH0

AUX

AM

12

AMIF

NOISE BLANKER

1

2

3

4

5

6

7

8

9

10

11

SEL

SER

FD1L+

FD1L–

FD1R+

FD1R–

FD1L+

FD1L–

FD1R+

FD1R–

AM

IC62, 901 RRX9000-0601

V IN

GND

V IN

V AGC

INS GND VCO NC

16

15

14

13

12

11

10

9

INPUT

320kHz

320kHz

NOISE

PULSE

SLAGE

/500kHz

SUPPRESSION

COUNTER

AGC

PULSE

BANDGAP

FORMER

REFERENCE

1

2

3

4

5

6

7

8

L IN GND

V STAB

VCC

NC

NC

VPO

NC

55