Sony MDX-C6500RV Mvci, Asyo, Asyi, Avdd, Bias, Rfi, Avss, Pdo, Pco, Fili, Filo, Cltv, Peak, Abcd

Page 41

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

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Contents 870-087-12 SpecificationsElectrical Adjustments Table of Contents GeneralDiagrams Flexible Circuit Board RepairingSection General Setting the clockPage 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 Signal Path MDX-C6500RV Section DiagramsBlock Diagram Servo Section MDX-C6500RV Block Diagram Tuner SectionMD Play Block Diagram Main SectionMW/LW BUS AudioBlock Diagram BUS CONTROL/POWER Supply Section Sensor board Servo board SUB board KEY board Main board Circuit Boards LocationComponent Side Semiconductor LocationConductor Side Printed Wiring Board Servo Board Conductor Side See21 for Circuit Boards Location MDX-C6500RV MDX-C6500RV Semiconductor Location ATT Batt GND RL+ FL+ FR+ RR+ REM ACC MDX-C6500RV Schematic Diagram Main Board 2/3 See page 31 for Waveforms MDX-C6500RV KEY Board Waveforms Servo BoardMain Board MDX-C6500RV Schematic Diagram SUB Board Semiconductor Location Conductor Side Semiconductor Location Component SideSchematic Diagram KEY Board See page 31 for Waveforms IC302 IC Block Diagrams Servo Board IC101 PCM1718E/2KIC301 CXD2652AR IC307 MN41V4400TT-08S IC303 BH6511FSIC305 BA6287F IC671 BA4908-V3 Main Board IC51 SAA6588T/V2-118IC701 BA8270F-E2 IC151IC PIN Function Description Asyo MvciAsyi AvddSrdr FS4Sfdr SprdXstby XlatVref EqadjEject ResetNCO DfctselUnisi UnireqUniso MD-SIIllon BusonE2P SIO E2P CKOAvrl AvrhKEYIN1 RCIN0Test IllinACC LockinPW on 3294-866-A Main BOARD, Complete General SectionFuse Blade Type Auto Fuse 10A TU154 3-041-003-01 Button LIST/ENTER DSPL. LIST. Enter Front Panel Section60 1-694-660-11 Conductive BOARD, Connection LCD901 1-803-889-11 Display PANEL, Liquid CrystalMechanism Deck MG-164NZ-138 156 157162 158 159 161 152KEY Section Electrical Parts ListKEY Main Elect CN701 1-580-907-31 PLUG, Connector BUS ControlMylar Double LayerResister JC1 Jack RemoteShort JC2 Short JC4R56 216-817-11 Vibrator Main Sensor ServoSensor BOARD, Complete Servo BOARD, Complete CapacitorCXA2523AR CXD2652ARServo SUB 501502 Parts for Installation and Connection503504 505506Memo Revision History

MDX-C6500RV specifications

The Sony MDX-C6500RV is an advanced car audio receiver that combines cutting-edge technology with a user-friendly interface to enhance your driving experience. Designed for audiophiles and casual listeners alike, this model supports a plethora of formats and offers a range of features that ensure high-quality sound reproduction.

One of the key features of the MDX-C6500RV is its compatibility with the MiniDisc format, which allows for high-quality digital audio recording and playback. This makes it an ideal choice for music enthusiasts who appreciate finer sound details. The receiver also supports traditional CD playback, giving users the flexibility to enjoy their favorite albums and compilations effortlessly.

Equipped with a built-in FM/AM tuner, the MDX-C6500RV offers access to a vast array of radio stations. The tuner is enhanced with features such as RDS (Radio Data System), which provides additional information like station name and song details, making it easier to find your desired content.

The MDX-C6500RV comes with a powerful 52 Watts x 4 amplifier, ensuring that your music plays at optimal levels without distortion. It also features customizable equalizer settings with multiple presets, allowing users to tailor the sound profile to their unique listening preferences.

Another standout characteristic is the unit's front-facing auxiliary input, which enables direct connections to external devices such as smartphones and portable media players. This enhances versatility and allows for seamless integration of modern devices into your audio system. Additionally, the MDX-C6500RV is equipped with a USB port for convenient playback of digital files.

In terms of connectivity, the MDX-C6500RV includes options for both Bluetooth and wired integration, supporting hands-free calling and audio streaming. This ensures that drivers can stay connected and focused on the road while enjoying their favorite tracks.

The display is easy to read, featuring a vibrant backlight that ensures visibility even in low-light conditions. The user interface is intuitive, allowing for quick navigation through various functions and settings.

In summary, the Sony MDX-C6500RV blends functionality with high-performance audio features. With its MiniDisc support, powerful amplifier, customizable sound settings, and modern connectivity options, it stands out as a premium choice for car audio enthusiasts looking to enhance their in-car entertainment experience.
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