Sony CDP-M11 Service Manual

CDP-MII/M12/M21/M41
SERVICE MANUAL
Photo : CDP-M21
SPECIFICATIONS
Compact disc player
Frequency response
Signal to noise ratio
Dynamic range
Harmonic distortion
Channel separation
Outputs
LINE OUT (phono jacks)
PHONE S(for CDP-195)
HEADPHONES (for COP-M1 1)
(stereo phone jack)
General
Power
requirements
2 Hz - 20 kHz + 0.5 dB
More than 100 dB
More than 97 dB
Less than 0.005%
More than 95 dB
Output level 2 V (at 50 kiiohms)
Load impedance over 10 kilohms
Output level max. 10 mW
Load impedance 32 ohms
Model for Continental Europe
(CDP-M11,M12,M21)
220-230V AC, 50/60Hz
Model for the United Kingdom
(CDP-M21,M41)
240V AC, 50/60Hz
Power 12W
consumption
Dimensions
(approx. , including
Projections)
355>95x305 mm
(w/h/d)
(14x33/4x1218 inches)
Weight (approx.) 3.2kg (7 Ibs 1 02)
MICROFILM
AEP Model
UK Model
E Model
Australian Model
Model Name Using Similar Mechanism | CDP-291/391
CD Mechanism Type CDM14-5BD1
Optical Pick-Up Block Type
BU-5BD1
Supplied accessories
Audio cord
1
(2 phono plugs - 2 phono plugs)
Design and specifications subject to change without notice.
For the United Kingdom and
European countries
CLASS 1 LASER PRODUCT
LUOKAN 1 LASERLAITE
KLASS 1 LASERAPPARAT
This Compact Disc player is
classified as a CLASS 1
LASER product.
The CLASS 1 LASER
PRODUCT Iabel isJocated
on the rear exterior.
COMPACT DISC PLAYER
SON Y.

Sony CDP-M11 Specifications

General

Type	CD Player
Disc format	CD
Channels	2
Frequency Response	2 Hz - 20 kHz
Total Harmonic Distortion	0.002%
Output Level	2.0 V
Line output	Yes
Digital Output	Coaxial
Digital converter	1-bit

Summary

Specifications Overview

Compact Disc Player Technical Specs

Detailed performance metrics like frequency response, SNR, dynamic range, and distortion.

Service Safety Precautions

Laser Safety and Handling Procedures

Guidelines for protecting eyes from laser radiation and safely handling optical pickup blocks.

Electrical Leakage and Safety Checks

Procedures for checking AC leakage and performing general safety checks before releasing the unit.

Electrical Performance Checks

Waveform Analysis Procedures

Step-by-step guides for analyzing RF level, S curve, and E-F balance waveforms.

Disassembly and System Diagrams

Circuit Diagrams and Signal Analysis

Main Schematic Diagram

Exploded Views and Parts Identification

Cabinet and Internal Mechanical Views

Detailed exploded diagrams of the unit's cabinet and internal mechanical assemblies.

Mechanical Section Parts Breakdown

Detailed Electrical Parts Lists

BD Board Component Breakdown

Comprehensive list of components on the BD board, including capacitors, ICs, and resistors.

Component Lists for Other Boards