Sony MDX-C6500RX service manual Frdr, FS4, Srdr, Sfdr, Sprd, Spfd, TEST1 TEST2, TEST3 Dvss

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Pin No.

Pin Name

I/O

Description

 

 

 

 

89

FRDR

O

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

 

 

 

 

90

FS4

O

Clock signal (176.4 kHz) output terminal (X’tal system) Not used (open)

 

 

 

 

91

SRDR

O

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

 

 

 

 

92

SFDR

O

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

 

 

 

 

93

SPRD

O

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

94

SPFD

O

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

95

FGIN

I

Not used (fixed at “L”)

 

 

 

 

96

TEST1

I

 

 

 

 

 

97

TEST2

I

Input terminal for the test (fixed at “L”)

 

 

 

 

98

TEST3

I

 

 

 

 

 

99

DVSS

Ground terminal (digital system)

100

EFMO

O

EFM signal output terminal when recording mode Not used (open)

* I (A) for analog input, O (3) for 3-state output, and O (A) for analog output in the column I/O.

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Contents Specifications NEWDiagrams Table of Contents GeneralElectrical Adjustments DisassemblySection General Location of controlsPage 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 Section Diagrams Signal PathMD Play Block Diagram Tuner Section MW/LW BUS AudioBlock 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 Asyi MvciAsyo AvddSrdr FrdrFS4 SfdrVCC XstbyVref WbladjDfctsel ResetEject DpllselUniso UnireqUnisi EJT-KEYE2P SIO BusonIllon E2P CKOKEYIN1 AvrhAvrl RCIN0ACC RstxDIM SEL PW on Section Exploded Views General SectionTU1 Front Panel Section 54 3-041-003-01 Button LIST/ENTER DSPL. LIST. Enter60 1-694-660-11 Conductive BOARD, Connection Mechanism Deck MG-164NZ-138 155 152 A-3326-034-A Sensor BOARD, CompleteSection Electrical Parts List KEYMetal Chip AmberResistor RES, ChipKEY Main Double Layer CN701 1-580-907-31 PLUG, Connector BUS ControlMylar RD6.8ESB2Short JC2 TDA7402TRJack Remote Resistor JC1 Short JC4Carbon Main Sensor Servo CXD2652AR Ferrite BeadFerrite Bead Inductor Chip CXA2523ARServo SUB Parts for Installation and Connection Ver 1.1Revision 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.