Sony MDX-C6500RX service manual BLOCK DIAGRAM - MAIN Section, MDX-C6400R/C6500R/C6500RX

MDX-C6400R/C6500R/C6500RX

4-3. BLOCK DIAGRAM – MAIN Section –

CNJ151 (1/2)	(L)		INPUT SELECT,
BUS
			ELECTRICAL VOLUME, FM MPX
AUDIO IN	(R)	R-CH	IC151

DADT,

CNJ151 (2/2)

BCK,

FD1L

LOUDNESS/

SOFT

TONE

LRCK,

VOUTL

3

INPUT MULTIPLEXER

DADT

DATA

VOLUME

MUTE

CONTROL

OUTPUT SELECTOR

(Page 17)

A

FS256

5

INTERFACE

DIGITAL FILTER

D/A COMVERTER

12

1

SEL

MONO

OUTLF

30

(L)

INPUT

NOISE SHAPER

BCK

BCK

AM

MIXER

OUTLR

6

VOUTR

11

FADER

29

MUTING

LRCK

LRCK

AUDIO OUT

4

9

R-CH

MUTE

LOUDNESS

Q171

FRONT

R-CH

(R)

(C6500R, C6500RX)

MUTING

FS256

XTI

CLK

MODE

AMIF

AM/FM

Q271

1

12

AUDIO OUT

CONTROL

CONTROL

NOISE

(L)

BLANKER

REAR

RESET,

DIGITAL FILTER,

MUTING

(C6500R, C6500RX)

EMPHASIS

RESET

RSTB

(Page 17)

B

15

DM1

DM0

D/A CONVERTER

DEMODULATOR

IC101

13 MPX

PILOT

Q181

L.P.F.

+STEREO ADJUST

L.P.F.

S & H

HIGH-CUT

R-CH

17

16

CANCELATION

+STEREO BLEND

R-CH

(R)

AUDIO OUT

PLL

PILOT

MUTING

(C6400R)

EMPHASIS

DET

Q281

D/A

(Page 18)

F

AM

CONVERTER

DIGITAL

CN601 (1/2)

POWER AMP

CONTROL

IF-AM

IC611

(POWER CONNECTOR)

(Page 18)

G

IIC BUS

E

MPX

LEVEL

1

(Page 18)

SDA

FL+

5

FRONT L (+)

SCL

SM

12

D621

FL-IN

9

20

21

18

14

FL–

3

FRONT L (–)

4

FR+

21

FRONT R (+)

DATA, CLOCK

DATA

14

FR-IN

12

(Page 18)

I

FR–

FRONT R (–)

23

CLOCK

RL+

2

REAR L (+)

9

S-METER

11

RL-IN

10

(Page 18)

H

RL–

7

REAR L (–)

C

LOCK

3

(Page 17)

RR+

17

REAR R (+)

15

RR-IN

11

84

70

71

57

RR–

19

REAR R (–)

LOCKIN

MASTER CONTROLLER

I2C SIO

I2C CKO

VOLATT

BEEP

16

16

AUX IN

IC501 (2/3)

AMPATT

60

22

MUTE

KEYIN0

KEYIN1

KEYACK

AD-ON

NOSESW

DOORSW

LCDSO

LCDCKO

LCDCE

TELATT

TEST IN

AMPON

59

4

STNBY

RCIN0

RCIN1

REIN0

REIN1

X1

X0

X1A

X0A

ATT

48

85

46

47

36

37

76

35

67

12

13

14

15

93

92

73

74

58

79

81

15

KEY ACTIVE

TEST

X501

X502

SWITCH

U-COM +5V

14

CN500

3.68MHz

32.768kHz

Q651, 652

MAIN BODY SIDE

LEVEL SHIFT

13

TEL-ATT

Q571

D571

SW504

(C6500R, C6500RX)

(NOSE DETECT)

CN901

64

63

62

D622

BATTERY OFF

J501

1

DI

CL

SE

FRONT PANEL SIDE

BACK-UP B+

D501

MUTE DRIVER

REMOTE IN

LSW810,

ROTARY

Q621

LIQUID CRYSTAL

LSW901 – 917,

ENCODER

OSC

60 OSC

DISPLAY DRIVER

D502

S901 – 904

RE901

IC901

VOLUME/BASS/TREBLE/

C953, R957

S04

– S51

COM1 – COM4

• SIGNAL PATH

BALANCE/FADER CONTROL

MUTING

D653

4

– 51

52 – 55

CONTROL SWITCH

: MD PLAY

Q622

: FM

LCD901

D302

: MW/LW

LIQUID CRYSTAL DISPLAY

: BUS AUDIO IN

(Page 17)

D

MD-ATT

05

19

19