Sony CDX-M50IP User Manual

SERVICE MANUAL
Sony Corporation
eVehicle Division
Published by Sony Techno Create Corporation
US Model
CDX-M50IP
AEP Model
UK Model
CDX-MR50IP
9-887-817-01
2007H04-1
© 2007. 08
Ver. 1.0 2007. 08
SPECIFICATIONS
CD player section
Signal-to-noise ratio 120 dB
Frequency response 10 – 20,000 Hz
Wow and flutter Below measurable limit
Tuner section
FM
Tuning range CDX-M50IP:
87.5 – 108.0 MHz (at 50 kHz step)
87.5 – 107.9 MHz (at 200 kHz step)
CDX-MR50IP:
87.5 – 108.0 MHz
FM tuning interval CDX-M50IP:
50 kHz/200 kHz switchable
Antenna (aerial) terminal
External antenna (aerial) connector
Intermediate frequency 10.7 MHz/450 kHz
Usable sensitivity 9 dBf
Selectivity 75 dB at 400 kHz
Signal-to-noise ratio 67 dB (stereo), 69 dB (mono)
Harmonic distortion at 1 kHz
0.5% (stereo), 0.3% (mono)
Separation 35 dB at 1 kHz
Frequency response 30 – 15,000 Hz
AM (CDX-M50IP)
Tuning range 531 – 1,602 kHz (at 9 kHz step)
530 – 1,710 kHz (at 10 kHz step)
AM tuning interval 9 kHz/10 kHz switchable
Antenna (aerial) terminal
External antenna (aerial) connector
Intermediate frequency 10.7 MHz/450 kHz
Sensitivity 30 µV
• The tuner and CD sections have no adjustments.
Model Name Using Similar Mechanism NEW
CD Drive Mechanism Type MG-101FC-188//Q
Optical Pick-up Name DAX-25A
– Continued on next page –
FM/AM COMPACT DISC PLAYER
CDX-M50IP
FM/MW/LW COMPACT DISC PLAYER
CDX-MR50IP
Photo: CDX-M50IP
CDX-M50IP/MR50IP
AUDIO POWER SPECIFICATIONS (US model)
POWER OUTPUT AND TOTAL HARMONIC DISTORTION
23.2 watts per channel minimum continuous average power into
4 ohms, 4 channels driven from 20 Hz to 20 kHz with no more
than 5% total harmonic distortion.

Sony CDX-M50IP Specifications

General

Brand	Sony
Model	CDX-M50IP
Category	Car Receiver
Language	English

Summary

Specifications Overview

Audio Power Specifications (US Model)

Details the minimum continuous average power output and total harmonic distortion for the US model.

CD Player Section Specifications

Provides specifications for the CD player, including signal-to-noise ratio and frequency response.

Tuner Section Specifications

Lists tuning ranges and intermediate frequencies for the FM tuner.

AM Specifications (CDX-M50IP)

Details the tuning range and interval for the AM band on the CDX-M50IP model.

Service Notes and Safety

Handling the Optical Pick-Up Block

Precautions for preventing electrostatic breakdown when handling the optical pick-up block.

Laser Diode Emission Check

Guidelines for safely checking the laser diode emission from the optical pick-up.

General Safety Caution

Warning regarding the use of controls and procedures other than specified.

Product Classification and Component Handling

Class 1 Laser Product Label

Indicates the product is classified as a Class 1 Laser product with label location.

Chip Component Replacement Notes

Notes on reusing or handling chip components and tantalum capacitors.

Test Discs for CD Section

Lists specific test discs recommended for checking the CD section.

CD Playback Compatibility

Information on compatible CD disc types and playback formats.

Service Procedures

Extension Cable and Service Position

Instructions for connecting an extension cable for servicing the set.

Component Replacement Notes

Notes regarding the replacement of the Servo Board and AUX Jack.

General Operations and Connections

Location of Controls and Basic Operations

Identifies controls on the main unit and card remote commander.

CDX-M50IP Connections

Diagrams illustrating connection terminals for the CDX-M50IP model.

CDX-MR50IP Connections

Diagrams illustrating connection terminals for the CDX-MR50IP model.

Disassembly Sequence Overview

3-1. SUB (AUX) PANEL ASSY

Disassembly step for the SUB (AUX) PANEL ASSEMBLY.

3-2. CD MECHANISM BLOCK

Disassembly step for the CD MECHANISM BLOCK.

3-3. MAIN BOARD

Disassembly step for the MAIN BOARD.

3-4. SERVO BOARD

Disassembly step for the SERVO BOARD.

3-5. CHASSIS (T) SUB ASSY

Disassembly step for the CHASSIS (T) SUB ASSY.

3-6. ROLLER ARM ASSY

Disassembly step for the ROLLER ARM ASSY.

3-7. CHASSIS (OP) ASSY

Disassembly step for the CHASSIS (OP) ASSY.

3-8. CHUCKING ARM SUB ASSY

Disassembly step for the CHUCKING ARM SUB ASSY.

3-9. SLED MOTOR ASSY

Disassembly step for the SLED MOTOR ASSY.

3-10. OPTICAL PICK-UP SECTION

Disassembly step for the OPTICAL PICK-UP SECTION.

3-11. OPTICAL PICK-UP

Disassembly step for the OPTICAL PICK-UP.

Diagnosis Function Description

Description of Diagnostics Function

Explains the purpose and basic operation of the diagnostics function.

Canceling the Diag Display Mode

Procedure for exiting the diagnostics function mode.

Initial Display in Diag Mode

Describes the initial display and how to navigate diagnosis modes.

Contents of Each Display Mode

Details the information displayed in various diagnostic modes.

Diagnosis Function Details

Operating Hours Display Mode

Explains how to display the operating hours of the unit.

CD Error Information Display Mode

Details how to display CD error information and its history.

Error Description

Provides a table of error codes and their descriptions for CD errors.

Disc Type and Operating Hours

Shows disc type indications and associated operating hours.

Diagnosis Function Error Modes

Offset/Failure Error Display Mode

Explains how to display offset/failure error information and its history.

Diagrams and Waveforms

Diagram Conventions and Notes

Common notes for printed wiring boards and schematic diagrams.

Waveforms Overview

Presents waveform examples for the MAIN and iPod boards.

Block Diagrams (Main Section)

5-1. Block Diagram - Main Section

Shows the system block diagram for the main section of the unit.

Block Diagrams (Display Section)

5-2. Block Diagram - Display Section

Shows the system block diagram for the display section of the unit.

Printed Wiring Boards (Main Section)

5-3. Printed Wiring Board - Main Section

Illustrates the layout of components on the main section's printed wiring board.

Schematic Diagrams (Main Section 1/4)

5-4. Schematic Diagram - Main Section (1/4)

Presents the first part of the main section schematic diagram.

Schematic Diagrams (Main Section 2/4)

5-5. Schematic Diagram - Main Section (2/4)

Presents the second part of the main section schematic diagram.

Schematic Diagrams (Main Section 3/4)

5-6. Schematic Diagram - Main Section (3/4)

Presents the third part of the main section schematic diagram.

Schematic Diagrams (Main Section 4/4)

5-7. Schematic Diagram - Main Section (4/4)

Presents the fourth part of the main section schematic diagram.

iPod Section Diagrams

5-8. Printed Wiring Board - iPod Section

Illustrates the component layout for the iPod section's printed wiring board.

5-9. Schematic Diagram - iPod Section

Provides the schematic diagram for the iPod section.

Sub Section Diagrams

5-10. Printed Wiring Board - Sub Section

Illustrates the component layout for the sub section's printed wiring board.

5-11. Schematic Diagram - Sub Section

Provides the schematic diagram for the sub section.

Display Section Printed Wiring Board

5-12. Printed Wiring Board - Display Section

Illustrates the component layout for the display section's printed wiring board.

Display Section Schematic Diagram

5-13. Schematic Diagram - Display Section

Provides the schematic diagram for the display section.

Integrated Circuit (IC) Block Diagrams

IC300 TDA8588AJ/N2/R1 (Main Board 1/4)

Block diagram for IC300, a power amplifier and voltage regulator.

IC601 BA8271F-E2 (Main Board 1/4)

Block diagram for IC601, a bus interface controller.

IC401 BD3442FS-E2 (Main Board 2/4)

Block diagram for IC401, an electronic volume control IC.

IC50 TDA7333013TR (Main Board 2/4) (CDX-MR50IP Only)

Block diagram for IC50, a tuner IC for the CDX-MR50IP.

Integrated Circuit (IC) Block Diagrams (Main Board 3/4)

IC800 NJM2387ADL3(TE2) (Main Board 3/4)

Block diagram for IC800, an iPod charge control IC.

Integrated Circuit (IC) Block Diagrams (iPod Board)

IC250 ATMEGA32L-8AU-S6 (iPod Board)

Block diagram for IC250, the microcontroller for iPod control.

IC Pin Descriptions

IC501 MB90F045PF-G-9061-SPE1 (System Control) (Main Board 4/4)

Detailed pin description for the system control IC501.

Exploded Views (Overview)

6-1. Main Section Exploded View

Exploded view illustrating the main section components and assembly.

Exploded Views (Front Panel)

6-2. Front Panel Section Exploded View

Exploded view illustrating the front panel components and assembly.

Exploded Views (CD Mechanism)

6-3. CD Mechanism Section Exploded View (MG-101FC-188//Q)

Exploded view illustrating the CD mechanism components and assembly.

Electrical Parts List

iPod Board Parts List

List of electrical parts for the iPod board.

Key Board Parts List

List of electrical parts for the Key board.

Electrical Parts List (Key Components)

Key Components List

List of electrical parts for key components like diodes, resistors, transistors.

Electrical Parts List (Main Board - Part 1)

Main Board Parts List (Part 1)

List of electrical parts for the Main board, covering resistors and capacitors.

Electrical Parts List (Main Board - Part 2)

Main Board Parts List (Part 2)

List of electrical parts for the Main board, covering capacitors and diodes.

Electrical Parts List (Main Board - Part 3)

Main Board Parts List (Part 3)

List of electrical parts for the Main board, covering diodes, ICs, and jacks.

Electrical Parts List (Main Board - Part 4)

Main Board Parts List (Part 4)

List of electrical parts for the Main board, covering transistors and resistors.

Electrical Parts List (Main Board - Part 5)

Main Board Parts List (Part 5)

List of electrical parts for the Main board, covering resistors, switches, tuner, and vibrator.

Electrical Parts List (Servo and Sub Boards)

Servo and Sub Board Parts List

List of parts for the Servo board, Sub board, and connections.

Revision History

Description of Revision

Records the revision history of the service manual.