Sony MDX-C6500R Mvci, Asyo, Asyi, Avdd, Bias, Rfi, Avss, Fili, Filo, Cltv, Peak, AUX1, AUX2, Xlrf

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Pin No.

Pin Name

I/O

 

 

Description

 

 

 

 

 

 

 

 

 

 

 

46

D1

I/O

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

47

D0

I/O

 

 

 

 

 

 

 

Two-way data bus with the D-RAM (IC307)

 

 

 

 

 

 

 

 

 

 

48

D2

I/O

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

49

D3

I/O

 

 

 

 

 

 

50

MVCI

I

 

Digital in PLL oscillation input from the external VCO

Not used (fixed at “L”)

51

ASYO

O

 

Playback EFM full-swing output terminal

 

 

 

 

 

 

 

 

 

52

ASYI

I (A)

 

Playback EFM asymmetry comparator voltage input terminal

 

 

 

 

 

 

 

 

53

AVDD

 

Power supply terminal (+3.3V) (analog system)

 

 

 

 

 

 

 

 

 

54

BIAS

I (A)

 

Playback EFM asymmetry circuit constant current input terminal

 

 

 

 

 

 

55

RFI

I (A)

 

Playback EFM RF signal input from the CXA2523AR (IC302)

56

AVSS

 

Ground terminal (analog system)

 

 

 

 

57

PDO

O (3)

 

Phase comparison output for clock playback analog PLL of the playback EFM Not used (open)

 

 

 

 

 

 

58

PCO

O (3)

 

Phase comparison output for master clock of the recording/playback EFM master PLL

 

 

 

 

 

 

59

FILI

I (A)

 

Filter input for master clock of the recording/playback master PLL

 

 

 

 

 

 

60

FILO

O (A)

 

Filter output for master clock of the recording/playback master PLL

 

 

 

 

 

 

61

CLTV

I (A)

 

Internal VCO control voltage input of the recording/playback master PLL

62

PEAK

I (A)

 

Light amount signal (RF/ABCD) peak hold input from the CXA2523AR (IC302)

63

BOTM

I (A)

 

Light amount signal (RF/ABCD) bottom hold input from the CXA2523AR (IC302)

 

 

 

 

 

 

64

ABCD

I (A)

 

Light amount signal (ABCD) input from the CXA2523AR (IC302)

 

 

 

 

 

 

 

65

FE

I (A)

 

Focus error signal input from the CXA2523AR (IC302)

 

 

 

 

 

 

 

 

66

AUX1

I (A)

 

Auxiliary signal (I3 signal/temperature signal) input terminal Not used (fixed at “H”)

 

 

 

 

 

 

67

VC

I (A)

 

Middle point voltage (+1.65V) input from the CXA2523AR (IC302)

68

ADIO

O (A)

 

Monitor output of the A/D converter input signal

Not used (open)

69

AVDD

 

Power supply terminal (+3.3V) (analog system)

 

 

 

70

ADRT

I (A)

 

A/D converter operational range upper limit voltage input terminal (fixed at “H” in this set)

 

 

 

 

 

 

71

ADRB

I (A)

 

A/D converter operational range lower limit voltage input terminal (fixed at “L” in this set)

 

 

 

 

 

 

 

 

 

72

AVSS

 

Ground terminal (analog system)

 

 

 

 

 

 

 

 

 

 

 

73

SE

I (A)

 

Sled error signal input from the CXA2523AR (IC302)

 

 

74

TE

I (A)

 

Tracking error signal input from the CXA2523AR (IC302)

75

AUX2

I (A)

 

Auxiliary signal input terminal Light amount signal input from the CXA2523AR (IC302)

76

DCHG

I (A)

 

Connected to the +3.3V power supply

 

 

 

 

 

 

 

 

 

 

 

77

APC

I (A)

 

Error signal input for the laser automatic power control

Not used (fixed at “L”)

 

 

 

 

 

 

 

78

ADFG

I

 

ADIP duplex FM signal (22.05 kHz ±

1 kHz) input from the CXA2523AR (IC302)

 

 

 

 

 

 

 

 

79

F0CNT

O

 

Filter f0 control signal output terminal

Not used (open)

 

 

 

 

 

 

 

 

80

XLRF

O

 

Serial data latch pulse signal output terminal Not used (open)

81

CKRF

O

 

Serial data transfer clock signal output terminal

Not used (open)

82

DTRF

O

 

Writing serial data output terminal Not used (open)

 

 

 

 

 

 

 

 

83

APCREF

O

 

Control signal output to the reference voltage generator circuit for the laser automatic power

 

control

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

84

LDDR

O

 

PWM signal output for the laser automatic power control

Not used (open)

 

 

 

 

 

 

85

TRDR

O

 

Tracking servo drive PWM signal (–) output to the BH6511FS (IC303)

 

 

 

 

 

 

86

TFDR

O

 

Tracking servo drive PWM signal (+) output to the BH6511FS (IC303)

87

DVDD

 

Power supply terminal (+3.3V) (digital system)

 

 

 

88

FFDR

O

 

Focus servo drive PWM signal (+) output to the BH6511FS (IC303)

 

 

 

 

 

 

 

 

 

41

Image 41
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

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