Sony MDX-C6500RX service manual Section Diagrams, Signal Path, MD Play

Page 17

MDX-C6400R/C6500R/C6500RX

SECTION 4

DIAGRAMS

4-1. BLOCK DIAGRAM – SERVO Section –

 

 

 

48

47

I

 

I

MORFO

MORFI

1

 

 

J

J

RF AMP

2

 

 

 

 

FILTER

 

 

RF AMP,

 

 

FOCUS/TRACKING ERROR AMP

 

 

IC302

 

RFO

AGCI

RF AGC

RF

46

40

& EQ

38

 

 

 

 

 

EQ

 

B.P.F.

 

 

AUX

 

 

 

33

 

 

WBL

 

100

EFMO

 

 

 

59

FILI

 

58

PCO

PLL

61

CLTV

 

60

FILO

 

51

ASYO

 

52

ASYI

COMPA-

 

RFI

55

RATOR

EFM/ACIRC

ENCODER/DECODER

 

 

15 TX

SHOCK PROOF MEMORY CONTROLLER

 

 

 

ATRAC ENCODER/DECODER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

IC301 (1/2)

 

 

 

 

 

 

 

 

• SIGNAL PATH

 

 

ADDT

 

 

 

 

 

 

 

 

 

 

23

 

 

 

 

 

 

 

 

 

: MD PLAY

 

 

 

 

 

DIGITAL SIGNAL PROCESSOR,

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

EFM/ACIRC ENCODER/DECODER,

 

 

 

 

 

 

 

 

 

 

 

SHOCK PROOF MEMORY CONTROLLER,

 

 

 

 

 

 

 

SAMPLING

 

 

ATRAC ENCODER/DECODER, 2M BIT D-RAM

 

 

 

 

 

 

 

RATE

 

 

 

 

 

 

 

IC301 (1/2)

 

 

 

 

 

 

 

CONVERTER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DIN

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DIGITAL

21

 

 

 

 

 

 

 

 

 

 

 

 

 

AUDIO

DOUT

 

 

 

 

 

 

 

 

 

 

 

 

 

22

 

 

 

 

 

 

 

 

 

 

 

 

 

INTERFACE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DADT

 

 

 

 

 

 

 

 

DADT, BCK, LRCK, FS256

(Page 19)

 

 

24

 

 

 

 

 

 

A

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BCK

LRCK

FS256

 

 

 

 

 

 

 

 

 

 

 

26 25 27

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

D-RAM

 

 

 

 

 

XBCK

LRCK

FS256

 

 

 

 

 

X301

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OSCI 16

512FS OSC

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

F

B

3T

TEMP

PEAK &

BOTTOM

PEAK

BOTM

37

36

CLOCK

OSCO

IC304

22.5792MHz

GENERATOR

17

 

C

B

 

 

I

J

 

 

D

A

 

 

 

A

4

A

 

 

 

 

5

B

I-V

E

C

6

AMP

 

 

AT

AMP

WBL

B.P.F.

ABCD

AMP

ADFM

ADIN

29

30

ADFG

ABCD

32

35

ADFG

 

ADIP

78

DEMODULATOR/

 

DECODER

 

 

SUBCODE

PROCESSOR

INTERNAL BUS

D0 – D3

47, 46, 48, 49

1, 2, 24, 25 D0 – D3

DETECTOR

 

7

D

 

 

C

 

 

 

 

 

 

 

D

 

 

 

 

E

8

E

I-V

 

F

F

 

9

AMP

 

 

 

FOCUS

ERROR AMP

TRACKING

ERROR AMP

COMMAND

FE

TE

SE

34

26

28

79 F0CNT

SPINDLE

 

SERVO

SPFD

SPRD

 

XRST

DQSY

SQSY

 

94 93 10 12 11

 

 

 

CPU

 

 

 

 

INTERFACE

 

XINT

SENS SRDT

 

SWDT

SCLK

XLAT

14

9

8

5

6

7

MONITOR

CONTROL

MNT0

MNT1

MNT2

MNT3

1 2 3 4

– A09

43

5

 

A00

34 – 38,

14 – 18,

– A9

 

29,

12,

A0

 

32 –

9 –

 

LASER DIODE

 

 

 

 

 

ILCC

AUTOMATIC

 

APC

LD/PD

 

POWER

11

 

 

 

 

CONTROL

 

AMP

 

 

 

 

PD

LD

Q302

 

 

 

 

 

 

 

 

PD

 

10

PD

 

 

 

 

 

 

WBL

3T EQ

 

 

 

 

 

13

1

3

5

XOE

41

22

OE

 

 

 

5

13

3

1

XWE

 

 

SERIAL/

45

3

WE

 

 

 

LEVEL SHIFT

 

 

LEVEL SHIFT

XRAS

 

 

PARALLEL

 

 

 

44

4

RAS

 

 

 

 

 

XCAS

 

V-I

CONVERTER,

 

IC502

 

 

 

IC503

42

23 CAS

CONVERTER

DECODER

6

12

4

2

12

2

4

6

 

 

 

 

 

 

 

 

 

 

 

 

APCREF

F0CNT

SWDT SCLK XLAT

 

 

 

 

 

 

 

 

 

 

 

D-RAM

 

 

 

 

 

 

 

 

 

 

 

IC307

12

20

16 17 18

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OPTICAL PICK-UP BLOCK

(KMS-241C)

M901

M

(SPINDLE)

M902

M

(SLED)

FOCUS/TRACKING COIL DRIVE, SPINDLE/SLED MOTOR DRIVE IC303

 

 

PSB 16

 

6

OUT4F

IN4R

3

SPFD

SPRD

8

OUT4R

IN4F

4

 

27

OUT2F

IN2F

29

 

25

OUT2R

IN2R

30

 

 

 

+3.3V

 

 

 

 

 

 

 

 

 

 

 

 

FOK SHOCK

XBUSY

SLOCK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(Page 19)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RESET

 

 

 

RESET, EMPHASIS

B

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

EMPHASIS

 

 

 

 

 

PEAK HOLD

ABCD

 

 

 

 

 

 

 

SWDT

SCLK XLAT

 

 

 

TH501

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Q301

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

IC306

 

+3.3V

 

 

 

 

 

 

59

62

55

54 52

45 51 64

26 27 28 29

39

66

 

 

 

 

 

13

66

75

64

65

74

73 62 63

 

 

 

 

 

 

MD-RST

SQSY

CC-XINT

SENS MD-SI

MD-SO

MD-CKO MD-LAT

MNT0 MNT1

MNT2

MNT3

TEMP

DEEMP

 

 

LOCK

 

 

 

RECP

AUX1 AUX2 ABCD FE TE SE PEAK BOTM

LOCK

21

C

 

 

 

83

APCREF

AUTOMATIC

 

 

 

(Page 19)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

POWER

 

 

 

 

 

 

31 EXTAL

 

 

MD MECHANISM CONTROLLER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MD-ATT

 

92

SFDR

CONTROL

 

 

ANALOG MUX

X501

 

 

 

 

IC501 (1/2)

 

 

 

 

 

A-MUTE

67

D

 

 

 

 

 

 

 

 

 

 

 

 

 

91

SRDR

 

 

 

 

 

 

 

10MHz

 

 

 

 

 

 

 

 

 

 

IN

 

 

(Page 19)

 

 

 

 

 

 

 

 

 

32 XTAL

EJECT

LOAD

 

 

 

C-SW

 

 

E-SW

 

LIMIT-

 

 

 

 

 

DIGITAL

 

A/D CONVERTER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SERVO

 

 

 

 

 

 

 

7

6

 

 

 

63

 

 

11

 

56

 

 

 

2-AXIS

 

 

 

 

 

DEVICE

 

FCS+

21 OUT1F

IN1F

19

 

 

(TRACKING)

(FOCUS)

 

 

23 OUT1R

IN1R

18

 

 

 

 

 

FCS–

 

 

 

 

 

TRK+

12 OUT3F

IN3F

14

 

 

TRK–

 

 

10 OUT3R

IN3R

15

 

 

 

05

 

 

GENERATOR

SIGNAL

FROM CPU

 

 

 

 

 

 

 

 

 

FFDR

PROCESS

 

 

 

 

 

 

 

 

88

 

INTERFACE

 

 

 

 

 

 

 

 

89

FRDR

PWM

 

 

 

 

 

5

4

 

 

 

 

 

 

 

XLRF

 

 

 

 

 

 

 

 

 

 

80

 

 

 

 

 

 

 

 

 

LOADING

RIN

FIN

 

 

 

 

 

 

 

AUTO

CKRF

 

 

(LIMIT)

 

 

 

 

81

 

 

 

 

 

 

MOTOR DRIVE

 

 

LOADING START/

LOADING

 

 

 

 

SEQUENCER

DTRF

 

 

ON: When the optical pick-up is

 

 

 

 

82

IC305

 

 

 

TFDR

 

 

 

 

 

 

EJECT END

END

inner position.

86

 

 

 

 

 

 

OUT1

OUT2

 

ON: When completion of

 

DIGITAL SERVO

 

 

 

 

ON: When the disc loading start

 

85

TRDR

 

SIGNAL PROCESSOR

 

 

 

 

1

7

and the disc eject completion.

the disc loading.

 

 

 

 

IC301 (2/2)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

M903

 

 

 

 

 

 

 

 

 

 

 

 

(LOADING)

M

 

 

 

 

 

 

 

 

 

 

 

 

 

 

17 17

Image 17
Contents NEW SpecificationsElectrical Adjustments Table of Contents GeneralDiagrams DisassemblyLocation of controls Section GeneralPage Page Page Page Page Mechanism Deck MG-164NZ-138 Section DisassemblySUB Panel ASS’Y Main Board Servo BoardHeat Sink MD Cover ASS’YLO Motor ASS’Y Loading M903 Float BlockHolder ASS’Y Lever LE ASS’YOptical PICK-UP KMS-241C/J1NP Chucking ARM ASS’YSL Motor ASS’Y Sled M902, SP Motor ASS’Y Spindle M901 Tuner Section Section Electrical AdjustmentsMD Section MD Play Section DiagramsSignal Path Block Diagram Tuner Section BUS Audio MW/LWBlock Diagram BUS CONTROL/POWER Supply Section Circuit Boards Location Semiconductor Location Ref. No Location IC307 Q402 Q403 MDX-C6400R/C6500R/C6500RX MDX-C6400R/C6500R/C6500RX Semiconductor Location RL+ FL+ FR+ RR+ ATT 13 5 Remamp REM ACC MDX-C6400R/C6500R/C6500RX Schematic Diagram Main Board 2/3 See page 31 for Waveforms MDX-C6400R/C6500R/C6500RX Main Board MDX-C6400R/C6500R/C6500RX Schematic Diagram SUB Board Ref. No Location D901 D902 D903 D904 D951 D952 IC901 Schematic Diagram KEY Board See page 31 for Waveform CXA2523AR IC305 BA6287F Main Board IC51 SAA6588T/V2-118 TDA7402TR IC PIN Function Description Asyo MvciAsyi AvddFS4 FrdrSrdr SfdrVref XstbyVCC WbladjEject ResetDfctsel DpllselUnisi UnireqUniso EJT-KEYIllon BusonE2P SIO E2P CKOAvrl AvrhKEYIN1 RCIN0DIM SEL ACCRstx PW on TU1 Section Exploded ViewsGeneral Section 60 1-694-660-11 Conductive BOARD, Connection Front Panel Section54 3-041-003-01 Button LIST/ENTER DSPL. LIST. Enter Mechanism Deck MG-164NZ-138 152 A-3326-034-A Sensor BOARD, Complete 155KEY Section Electrical Parts ListResistor AmberMetal Chip RES, ChipKEY Main Mylar CN701 1-580-907-31 PLUG, Connector BUS ControlDouble Layer RD6.8ESB2Jack Remote Resistor JC1 TDA7402TRShort JC2 Short JC4Carbon Main Sensor Servo Ferrite Bead Inductor Chip Ferrite BeadCXD2652AR CXA2523ARServo SUB Ver 1.1 Parts for Installation and ConnectionRevision History

MDX-C6500R, MDX-C6500RX specifications

The Sony MDX-C6500R and MDX-C6500RX are distinguished models in the realm of automotive audio systems, known for their innovative features and superior sound quality. Designed to enhance the driving experience, these units combine functionality with state-of-the-art technology, making them popular choices among car audio enthusiasts.

One of the standout features of the MDX-C6500R and MDX-C6500RX is their impressive sound output. Both models are equipped with a high-quality amplifier that delivers clear and powerful audio performance. The incorporation of advanced equalization options allows users to fine-tune the sound to their specific preferences, ensuring an optimal listening experience no matter the genre of music.

The connectivity options are another highlight of these models. The MDX-C6500R and MDX-C6500RX come with built-in CD players, enabling users to enjoy their favorite albums while on the road. Additionally, these units support a variety of audio formats, ensuring compatibility with a wide range of media. For those who prefer digital music, the inclusion of USB ports and auxiliary inputs allows for seamless integration of smartphones and other devices, making it easy to access personal playlists or streaming services.

User interface and functionality have not been overlooked in these models. Both the MDX-C6500R and MDX-C6500RX feature an intuitive control panel with a clear display, allowing for easy navigation through tracks and settings. The rotary volume control provides a tactile experience that enhances usability, while preset functions enable users to save their favorite stations for one-touch access.

In terms of design, both models boast a sleek and modern aesthetic that fits well with the interior of various vehicle types. They are built to withstand the rigors of daily use while maintaining a refined look, making them suitable for both casual listeners and audiophiles alike.

Moreover, these models prioritize safety and convenience. They are designed with features that minimize distractions, ensuring drivers can focus on the road while still enjoying high-quality audio. Some models may also include compatibility with steering wheel controls, further enhancing the user experience.

In summation, the Sony MDX-C6500R and MDX-C6500RX stand out as reliable and feature-rich car audio solutions. With high-quality sound performance, extensive connectivity options, and user-friendly controls, they are ideal for anyone looking to elevate their in-car audio experience. As drivers continue to seek better sound systems, these Sony models remain relevant and desirable choices.