Sony MDS-JD320 service manual IC121 CXD2652AR, IC152 BH6511FS

Page 35

 

IC121 CXD2652AR

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

EFMO

DVSS

TEST3

TEST2

TEST1

FGIN

SPFD

SPRD

 

 

 

 

SFDR

SRDR

FS4

FRDR

FFDR

DVDD

TFDR

TRDR

LDDR

APCREF

DTRF

CKRF

XLRF

F0CNT

ADFG

APC

DCHG

 

 

 

 

100

99

98

97

96

95

94

93

 

 

 

 

92

91

90

89

88

87

86

85

84

83

82

81

80

79

78

77

76

 

 

 

 

 

 

 

 

 

 

SPINDLE

 

 

 

 

 

 

 

 

PWM

 

 

 

 

AUTO SEQUENCER

 

 

 

 

 

75

AUX2

MNT0

1

 

 

 

 

 

 

SERVO

 

 

 

 

 

 

 

GENERATOR

 

 

 

 

 

 

 

 

74

TE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

73

SE

MNT1

2

MONITOR

 

EACH

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

72

AVSS

MNT2

3

CONTROL

 

BLOCK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MNT3

4

 

 

 

 

 

 

ADIP

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

71

ADRB

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

70

ADRT

 

 

 

 

 

 

 

DEMODULATOR/

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

69

AVDD

SWDT

5

 

 

 

 

 

 

DECODER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

68

ADIO

SCLK

6

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

XLAT

7

CPU I/F

 

EACH

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

67

VC

SRDT

8

 

 

 

 

BLOCK

 

 

 

 

 

 

 

 

 

SERVO

 

 

 

A/D

 

 

 

 

 

 

 

66

AUX1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DSP

 

 

CONVERTER

 

 

 

 

 

 

SENS

9

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ANALOG

65 FE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

XRST

10

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MUX

 

64

ABCD

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

APC

 

 

 

 

 

 

 

 

 

 

 

 

63

BOTM

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SQSY

11

SUBCODE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

62

PEAK

DQSY

12

PROCESSOR

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RECP

13

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

61

CLTV

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

60

FILO

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PLL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

59

FILI

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

EFM/ACIRC ENCODER/

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DECODER

 

 

 

58

PCO

XINT

14

 

 

 

 

 

 

 

 

 

 

 

SHOCK RESISTANT

 

 

 

 

 

 

 

 

 

57

PDO

 

 

 

 

 

 

 

 

 

 

MEMORY CONTROLLER

 

 

 

 

 

 

 

 

 

TX

15

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

56

AVSS

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OSCI

16

 

CLOCK

 

 

EACH

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OSCO

17

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

GENERATOR

 

BLOCK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

XTSL

18

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

55

RFI

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

COMP

 

TESTG

19

 

 

 

 

 

 

 

 

 

DIGITAL

 

SAMPLING

 

 

 

 

 

 

 

 

 

54

BIAS

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

D VSS

20

 

 

 

 

 

 

 

 

 

AUDIO

 

 

RATE

 

 

 

 

 

 

 

 

 

 

 

 

 

53

AVDD

 

 

 

 

 

 

 

 

 

I/F

 

 

CONVERTER

 

 

 

 

 

 

 

 

 

 

 

 

DIN

21

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

52

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ASYI

DOUT

22

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

51

ASYO

ADDT

23

 

 

 

 

 

 

 

 

 

 

 

 

ATRAC

 

 

 

 

 

 

 

 

DRAM

 

 

 

 

 

DADT

24

 

 

 

 

 

 

 

 

 

 

 

ENCODER/DECODER

 

 

 

 

 

 

INTERFACE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

LRCK

25

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ADDRESS/DATA BUS A00 - A11, D0 - D3

 

 

 

 

 

 

 

 

 

 

 

26

27

28

 

 

 

29

30

31

32

33

34

35

36

37

38

39

40

41

42

43

44

45

46

47

48

49

 

50

 

 

 

 

XBCK

FS256

DVDD

 

 

 

A03

A02

A01

A00

A10

A04

A05

A06

A07

A08

A11

DVSS

XOE

XCAS

A09

XRAS

XWE

D1

D0

D2

D3

 

MVCI

 

IC152 BH6511FS

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CAPA–

CAPA+

IN2R

IN2F

VM2

OUT2F

PGND2

OUT2R

VM12

OUT1R

PGND1

OUT1F

VM1

IN1F

IN1R

VDD

32

31

30

29

28

27

26

25

24

23

22

21

20

19

18

17

 

 

INTERFACE

 

AMP

 

AMP

 

AMP

 

 

AMP

INTERFACE

VDD

CHARGE

 

PREDRIVE

 

 

 

 

 

 

 

PREDRIVE

 

 

PUMP.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OSC

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PREDRIVE

 

 

 

 

 

 

 

PREDRIVE

 

 

 

 

INTERFACE

 

AMP

 

AMP

 

AMP

 

 

AMP

INTERFACE

PSB

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

GND

VG

IN4R

IN4F

VM4

OUT4F

PGND4

OUT4R

VM34

OUT3R

PGND3

OUT3F

VM3

IN3F

IN3R

PSB

 

 

 

 

 

 

 

 

 

 

 

 

— 51 —

 

 

Image 35
Contents MDM-3GC SpecificationsVarnig Flexible Circuit Board RepairingExploded Views Table of ContentsDisassembly DiagramsSelf-Diagnosis Function SELF-DIAGNOSIS FunctionMain Board Component Side Forced ResetSection Servicing Note JIG for Checking BD Board WaveformFluorescent Display Tube Signs Retry Cause Display ModeHexadecimal nBinary Conversion Table Location of Parts and Controls Section GeneralBracket T, L and R Section DisassemblyCase and Front Panel Assembly SUB Chassis BD BoardOver Write Head Shutter AssemblySlider Complete Assembly Section Test Mode MID Operating the Continuous Playback ModeOperating the Continuous Recording Mode Non-Volatile Memory ModeMeanings of Other Displays Test Mode DisplaysFunctions of Other Buttons Precautions for Adjustments Section Electrical AdjustmentsPrecautions for Checking Laser Diode Emissinon Precautions for USE of Optical PICK- UP KMS-260ASpecified Value Temperature Compensation Offset AdjutmentLaser Power Adjustment Traverse Waveform Traverse AdjustmentMDS-JE320 Focus Bias AdjustmentError Rate Check Adjusting Points and Conneting PointsMain MDS-JE320 Section DiagramsBlock Diagrams Optical PICK-UP BlockREC Main SectionWaveform For schematic diagramsFor printed wiring boards Semiconductor Printed Wiring Board BD SectionLocation Schematic Diagram BD /2 See page 26 for Waveforms See page 49 for IC Block Diagrams Main Board Printed Wiring Board Main SectionSchematic Diagram Main /3 MDS-JE320 Schematic Diagram Main /3 Eject SW Board Printed Wiring Board Display SectionDisplay Board Schematic Diagram Display Section Printed Wiring Board Switch Section Schematic Diagram Switch Section BD section IC101 CXA2523R IC Block DiagramsIC121 CXD2650R IC152 BH6511FS IC121 CXD2652ARIC307 CXD8607N IC171 XL24C01AFIC192 L88MS33T Main section IC301 LA9615IC311 LB1641 IC308 M5218AL IC309 LA5620 IC310 M5293LIC101 RF Amplifier CXA2523R Pin No Pin Name Function IC PIN FunctionsMNT3 Sloc MNT0 FOKMNT1 Shck MNT2 XbusyPin No Pin Name Function FS4 TfdrFfdr FrdrIC307 A/D, D/A converter CXD8607N Pin No Pin Name Function Lvss TEST2TEST3 LvddChuck Timer SWPower Down DaoutBUS OUT MNT2MNT3 LED0Dsel A, Dsel B DIG-RSTBeep DA-RSTMain Section Section Exploded ViewsButton Main Front Panel Section6059 Panel ASSY, Front US,CND209 208 Mechanism Deck MDM-3GC201 202 203 204 205 206 207257 258 260 271 252253 254 259 Section Electrical Parts List Inductor TC74ACT540FSInductor Chip ShortControl SW Display Eject SW Main Line Filter NJM78L06ANJM79L12A SN74HCU04ANMDS-JE320 Main

MDS-JD320 specifications

The Sony MDS-JD320 is a MiniDisc recorder that exemplifies the cutting-edge technology of the late 1990s and early 2000s. Designed for both amateur and professional audiophiles, it delivers superior sound quality and an array of features that enhance user experience and functionality. Key to its appeal is its remarkable sound reproduction capabilities, which are achieved through Sony's proprietary technologies, including the ATRAC (Adaptive Transform Acoustic Coding) compression format. This format allows for efficient audio storage without sacrificing sound fidelity, ensuring that each recording is as rich and dynamic as the original source.

One of the standout features of the MDS-JD320 is its ability to create, edit, and playback CDs and MiniDiscs with remarkable ease. Thanks to its digital optical input and output, users can connect the device to various audio sources, such as CD players or mixing boards, to make high-quality recordings. The device supports various recording modes, including long play, which enables users to extend their recording time without significant compromise on audio quality.

The MDS-JD320 also boasts a user-friendly interface, which includes an LCD display that conveniently shows essential information such as track numbers, remaining time, and recording mode. Furthermore, an intuitive remote control offers added convenience, allowing users to navigate through their music collections without having to physically interact with the device.

In terms of connectivity, the MDS-JD320 features not only digital inputs and outputs but also analog connections, making it versatile for various setups. Additionally, the device includes extensive editing features, such as track splitting, combining, and renaming, empowering users to customize their recordings easily.

Moreover, the MDS-JD320's compact design fits seamlessly into any audio setup, making it an attractive choice for both home recording enthusiasts and professionals. Its durable build quality ensures longevity, while its performance continues to impress even in today's digital audio landscape.

With its powerful combination of advanced technologies, ease of use, and high-quality audio performance, the Sony MDS-JD320 remains a sought-after component for collectors and audiophiles alike, representing an enduring legacy in the field of portable digital media solutions.