Sony Complete Guide to CDX MP40 and Its Features

Page 29

CDX-MP40

• Refer to page 23 for Waveform.

3-10. SCHEMATIC DIAGRAM — MAIN SECTION (1/2) — • Refer to page 36 for IC Block Diagrams.

PJ601

C629

JR601

Q602

PJ401

R620

JW87

C717

IC401

 

JW82

 

C421

C420

 

C503

 

 

C215

 

 

R103

 

 

C419

 

 

 

JW96

 

 

 

 

 

 

C418

 

 

R502

 

 

C213

 

 

R102

 

C106

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R112

 

C429

R416

R415 C417

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C505

 

 

 

C212

 

 

 

 

 

 

 

 

 

 

 

 

C211

 

 

R111

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C506

 

R204

 

C210

 

 

 

 

C428

R414

R413

C416

 

 

 

 

 

 

 

 

R404

 

 

 

 

 

 

 

 

 

 

 

 

 

TUX501

 

 

 

 

 

 

R403

 

 

 

 

 

 

 

 

 

 

 

R401

 

 

 

 

 

 

C204

R203

C203

C208

C209

 

 

 

 

 

 

 

 

R402

 

 

 

JR401

 

C507

 

 

R202

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C101

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C205

C206

 

C201

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C109

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R201

 

R101

R104

 

 

 

 

 

 

R505

 

 

C207

 

C202

C702

C701

L704

 

 

 

 

 

 

 

 

 

 

 

 

 

C415

C413

 

 

 

 

 

 

 

 

 

 

 

IC501

 

 

 

 

 

 

 

 

 

 

 

 

 

IC B/D

 

 

 

 

 

 

 

 

 

 

 

 

C401

R405

 

 

C405

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R406

Q401

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C424

 

 

 

 

 

 

 

C615

C617

C618

 

 

 

 

 

 

 

 

C425

 

 

 

 

 

 

FB601

 

 

 

 

 

 

 

 

 

 

 

R408

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Q402

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C402

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R407

 

 

C406

 

 

 

 

 

X601

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R608

R607

 

R609

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C616

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C403

R409

Q403

 

C407

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R410

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

IC601

 

 

 

 

 

 

 

 

 

C426

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C427

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C404

R412

Q404

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R411

 

 

C408

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R612

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C624

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C621

 

C623

 

 

 

 

 

 

 

 

 

Q904

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

D921

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C622

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C412

 

 

 

 

 

 

 

 

 

 

 

 

 

Q905

C907

C409

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R420

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R417

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R419

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C423

R932

R418

C411

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R905

 

 

 

Q911

 

Q909

 

 

Q906

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Q907

 

 

 

 

Q903

D915

R911

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R925

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

IC802

 

 

Q902

 

 

 

 

 

 

 

 

 

 

 

 

 

R811

 

 

R913

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

D918

R924

R923

C918

R922

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C922

 

 

 

 

 

 

 

 

 

 

 

 

C920

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

D917

 

 

 

 

 

 

 

R909

R908

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

D916

 

 

 

 

 

 

 

 

Q910

 

C917

Q908

C814

C817

C807

C806

C910

 

R910

C909

 

 

 

 

 

D919

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

D901

D902

D903

D904

D905

CNP901

D906

D907

D908

 

 

 

R901

 

 

 

 

 

R903

 

 

R904

C905

 

C902

 

 

 

 

 

 

 

D912

 

 

L900

F901

 

 

 

 

 

D911

D910

 

D909

 

 

 

 

 

 

 

 

 

 

 

D923

C901

 

TH901

 

Q920

Q922

 

 

 

 

 

 

 

R906

R934

Q901

R930

R935

R931

Q921Q917

R907

(Page 30)

Note:

• Voltage is dc with respect to ground under no-signal conditions.

no mark : FM

( ) : AM/MW/LW

29 29

Image 29
Contents NEW SpecificationsCDX-MP40 Service NotesExtension Cable and Service Position Disassembly Table of Contents GeneralDiagrams Exploded ViewsUS, Canadian Model AEP, UK Model General CDX-MP40Connections US, Canadian Model Connections AEP, UK Model CDX-MP40 SUB Panel Assy CD CDX-MP40 Section DisassemblyMain Board CD Mechanism BlockChassis T SUB Assy Heat SinkServo Board Lever SectionShaft Roller ASSY, Load SW Board Optical PICK-UP Block Floating Block AssyIC PIN Descriptions CDX-MP40 Section DiagramsClose IC5 CXD9684R-005 DSP Servo Board IC801 MN101C49KSJ System Control Main Board NCO Circuit Boards Location Main Block Diagram CD SectionSection a Block Diagram Main SectionMain Board Block Diagram Display SectionWaveforms Servo Board Side B IC1 IC2 IC3 IC4 IC5IC7 CN1 FB3 IC B/D IC B/D JW1 PJ601 C629 JR601 Q602 Semiconductor Location FMA3 FMB6 Schematic Diagram RELAY, KEY Section US, Canadian Model FMB5 Schematic Diagram RELAY, KEY Section AEP, UK Model IC12 TC7SH08FU-TE85R IC Block DiagramsPass IC401 BD3802F Main BoardChassis Section CDX-MP40 Section Exploded Views56 X-3382-702-1 Panel ASSY, Front Back AEP,UK Front Panel SectionDisplay PANEL, Liquid Crystal Screw +P 2X10 TYPE2 NON-SLIT101 A-3274-253-A Disc in SW BOARD, Complete 112SCREW, Special 111 A-3274-698-A Servo BOARD, Complete159 A-3307-422-A Chassis M Complete Assy 155153 161 152 159202 CD Mechanism MG-393MC-121 207 208 209 211 210 201203 205 206 209Section Electrical Parts List CDX-MP40 Disc in SW Display CDX-MP40 Display KEY SWITCH, Tactile with LED SourceKEY CONNECTOR, FFC/FPC 6P ConnectorCDX-MP40 KEY Limit SW Load SW Main Main BOARD, Complete US,CND Main BOARD, Complete AEP,UKCDX-MP40 Main FERRITE, EMI SMD Diode UDZS-TE-17-5.6BJumper Resistor InductorCarbon Carbon SwitchUS,CND Metal OxideCDX-MP40 Main Relay Servo CDX-MP40 Servo 251252 253 254 255 256 257 258 Memo CDX-MP40 Revision History

CDX-MP40 specifications

The Sony CDX-MP40 is a versatile car audio receiver designed to enhance the in-car listening experience. Known for its combination of modern features and reliable performance, this model has gained popularity among music enthusiasts who value both functionality and sound quality.

At the core of the CDX-MP40 is its CD playback capability, allowing drivers to enjoy their favorite albums on the go. The device is compatible with CD-Rs and CD-RWs, ensuring a wide range of playback options. In addition to traditional CDs, the CDX-MP40 stands out with its MP3 playback capability, enabling users to load hundreds of tracks onto a single disc. This eliminates the clutter of multiple CDs, making music access more convenient during long drives.

One of the key features of the CDX-MP40 is its front auxiliary input, which allows for seamless connection of external devices such as smartphones and MP3 players. This connectivity expands the range of audio sources available to users and makes it easy to stream music from various devices. Moreover, the receiver offers an option for optional USB connectivity, providing even more versatility for music playback.

The CDX-MP40 also benefits from advanced technologies to improve sound quality. With 52 watts of peak power per channel, this unit delivers robust audio performance that can fill any car with rich sound. The built-in EQ (equalizer) presets allow users to customize their audio settings based on musical preferences, while the additional power output ensures that even at high volumes, the sound remains clear and undistorted.

Safety and usability are also prioritized in the design of the CDX-MP40. The user interface is straightforward, featuring a large, easy-to-read display and intuitive controls, making it user-friendly for drivers. The electronic skip protection feature minimizes playback interruptions, ensuring a smooth listening experience even on bumpy roads.

In summary, the Sony CDX-MP40 is a well-rounded car audio solution, equipped with essential features such as CD and MP3 playback, auxiliary input, and USB connectivity. With powerful audio performance and user-friendly controls, it caters to a wide array of audio preferences, making it an excellent choice for anyone looking to upgrade their in-car entertainment system. Its blend of modern technology and classic functions establishes the CDX-MP40 as a reliable option for car audio enthusiasts.