Sony MDX-C6500RV service manual Block Diagram Tuner Section

Page 18

MDX-C6500RV

4-2. BLOCK DIAGRAM – TUNER Section –

 

 

 

 

 

 

 

 

 

 

 

 

BU B+

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TUNER +8.7V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TUNER +5.6V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

FM/AM TUNER UNIT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

J1

TU1

 

 

 

 

 

11

5

16

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(FM/AM ANTENNA)

(E2PROM)SDA

(E2PROM)SCL

AGC-FM

METER-S

DET-RDS

 

(5V)E2PVDD

(8.5V)VCC

(5V)VDD

 

 

 

(I2CBUS)SDA (I2CBUS)SCL

AM-IF

 

 

 

 

 

 

 

MPX

 

 

 

 

 

 

 

 

 

 

 

 

 

 

E

(Page 19)

2

ANT-FM

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MPX

10

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

ANT-AM

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MUTING

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Q111

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

AM-DET

8

 

 

 

 

 

AM

F

(Page 19)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

17 18

4

14

9

 

 

 

 

 

 

 

12 13

19

 

 

 

 

 

MUTING

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Q121

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MUTING

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CONTROL SWITCH

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

D131

Q131

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

IF-AM

G

(Page 19)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CLOCK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DATA

 

 

 

 

 

 

 

 

DATA, CLOCK

I

(Page 19)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DATA

CLOCK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RDS DECODER

 

 

 

5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

IC51

 

 

 

SIGNAL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

QUALITY

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DECODER

4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

57 kHz

SC

 

 

 

 

 

 

RDS/RDBS

 

IIC BUS

SDA

 

 

 

 

 

 

 

 

 

 

 

 

 

OUT

 

 

CIN

CLOCKED

 

INTERFACE

9

 

 

 

 

 

 

 

 

 

 

 

16

 

19

 

SCL

 

 

 

 

 

 

 

 

 

 

 

BAND-PASS

18

COMPARATOR

DEMODULATOR

REGISTER

SLAVE

10

 

 

 

 

 

 

 

 

 

 

 

MPX

FILTER

 

 

 

 

& DECODER

TRANSCEIVER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MPTH

 

 

 

 

 

 

 

 

 

 

 

 

BUFFER

 

 

 

 

 

 

 

 

 

 

LVIN

MULTI

 

 

OSCILLATOR

 

 

 

 

 

 

 

Q1

 

 

 

 

 

 

 

 

 

 

2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

20

PATH

 

 

 

& CLOCK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DETECTOR

 

 

 

OSCI

 

OSCO

 

DAVN

 

 

 

 

 

FILTER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BAND-PASS

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5

4

 

8

 

 

 

 

 

IC90

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Q90

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

X51

 

 

 

 

 

 

 

 

NOISE DET

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DISCHARGE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

4.332MHz

 

 

 

 

 

 

 

 

SWITCH

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

S-METER

H

(Page 19)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

9

10

51

53

 

 

 

 

52

 

 

 

 

64

 

 

 

 

 

50

32

 

56

 

 

 

E2P SIO

E2P CKO

FMAGC

VSM

 

 

 

 

MPTH

 

 

 

 

DAVN

 

 

 

 

 

QUALITY

NS MASK

 

TUNATT

 

 

 

MASTER CONTROLLER

 

IC501 (1/3)

 

 

• SIGNAL PATH

 

 

: FM

05

 

: MW/LW

 

 

 

18 18

Image 18
Contents Specifications 870-087-12Diagrams Table of Contents GeneralElectrical Adjustments Flexible Circuit Board RepairingSetting the clock Section GeneralPage Page Page Page Page Section Disassembly SUB Panel ASS’YMechanism Deck MG-164NZ-138 Servo Board Main BoardMD Cover ASS’Y Heat SinkFloat Block LO Motor ASS’Y Loading M903Lever LE ASS’Y Holder ASS’YChucking ARM ASS’Y Optical PICK-UP KMS-241C/J1NPSL Motor ASS’Y Sled M902, SP Motor ASS’Y Spindle M901 Section Electrical Adjustments MD SectionTuner Section MDX-C6500RV Section Diagrams Block Diagram Servo SectionSignal Path Block Diagram Tuner Section MDX-C6500RVMW/LW Block Diagram Main SectionMD Play BUS AudioBlock Diagram BUS CONTROL/POWER Supply Section Circuit Boards Location Sensor board Servo board SUB board KEY board Main boardSemiconductor Location Component SidePrinted Wiring Board Servo Board Conductor Side See 21 for Circuit Boards LocationConductor Side 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 Waveforms Servo Board Main BoardKEY Board MDX-C6500RV Schematic Diagram SUB Board Semiconductor Location Component Side Semiconductor Location Conductor SideSchematic Diagram KEY Board See page 31 for Waveforms IC Block Diagrams Servo Board IC101 PCM1718E/2K IC301 CXD2652ARIC302 IC303 BH6511FS IC305 BA6287FIC307 MN41V4400TT-08S Main Board IC51 SAA6588T/V2-118 IC671 BA4908-V3IC151 IC701 BA8270F-E2IC PIN Function Description Asyi MvciAsyo AvddSfdr FS4Srdr SprdVref XlatXstby EqadjNCO ResetEject DfctselUniso UnireqUnisi MD-SIE2P SIO BusonIllon E2P CKOKEYIN1 AvrhAvrl RCIN0ACC IllinTest LockinPW on Fuse Blade Type Auto Fuse 10A General Section3294-866-A Main BOARD, Complete TU160 1-694-660-11 Conductive BOARD, Connection Front Panel Section54 3-041-003-01 Button LIST/ENTER DSPL. LIST. Enter LCD901 1-803-889-11 Display PANEL, Liquid CrystalMechanism Deck MG-164NZ-138 162 158 157156 159 161 152Section Electrical Parts List KEYKEY Main Mylar CN701 1-580-907-31 PLUG, Connector BUS ControlElect Double LayerShort JC2 Jack RemoteResister JC1 Short JC4R56 216-817-11 Sensor BOARD, Complete Main Sensor ServoVibrator Servo BOARD, Complete CapacitorCXD2652AR CXA2523ARServo SUB 503504 Parts for Installation and Connection501502 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.