Sony MDX-C6500RX service manual IC151, TDA7402TR, IC701, BA8270F-E2

IC151

TDA7402TR

ACINLR 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

SM

VOLUME

CONTROL

S&H

PULSE

FORMER

SOFTMUTE

DIGITAL

25kHz

QUAL

17

QUAL

COMPANDER

LP

LOUDNESS

LOUDNESS

MULTIPATH

16

MPOUT

DEMODULATOR

MUX

40

DETECTOR

15

MPIN

IN-GAIN

+STEREO ADJUST

+

+STEREO BLAND

BEEP

D/A

14

LEVEL

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–

FD2L+

FD2L– FD2R+

FD2R–

AM

IC701

BA8270F-E2

BUS ON

1

BUS ON

14

VCC

SWITCH

RST 2	RESET	13	RST
	SWITCH

12BUS ON

11CLK IN

BATT	3	BATTERY	10	BU IN
		SWITCH
CLK	4
VREF	5
DATA	6		9	DATA IN

GND 7

8 DATA OUT

39