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SERVICE MANUAL
Ver 1.0 2004. 04
• CMT-CPX22 and MHC-NXM3 are composed of following models.
As for the service manual, it is issued for each component model, then, please refer to it.
COMPONENT MODEL NAME
COMPACT DISC DECK RECEIVER SYSTEM
SPEAKER SYSTEM
SPECIFICATIONS
General
Power requirements
U.S.A. model:
120 V AC, 60 Hz
European and Russian models:
230 V AC, 50/60 Hz
Saudi Arabian model:
120 – 127 V or 220 – 240 V AC, 50/60 Hz
Adjustable with voltage selector
Other models:
120 V, 220 – 240 V AC, 50/60 Hz
Adjustable with voltage selector
Power consumption
U.S.A. model:
65 watts
European models:
65 watts
0.3 watts (in Power Saving mode)
Other models:
65 watts
Dimensions (w/h/d) incl. projecting parts and controls
Amplifier/Tuner/Tape/CD section:
Approx. 230 x 292 x 355 mm
Mass
Amplifier/Tuner/Tape/CD section:
Approx. 6.1 kg
Supplied accessories
Remote Commander (1)
Size AA (R6) batteries (2)
AM loop antenna (1)
FM lead antenna (1)
Speaker pads (8)
Speaker cords (2)
Design and specifications are subject to change without notice.
• Abbreviation
E3 : 240 V AC Area in E model
E51 : Chilean and Peruvian model
EA : Saudi Arabia model
Sony Corporation
9-877-827-01
Home Audio Company
2004D02-1
Published by Sony Engineering Corporation
© 2004.04
CMT-CPX22
MHC-NXM3
HCD-CPX22
HCD-NXM3
SS-CPX22
SS-NXM3
PARTS LIST
Ref. No.
Part No.
1-478-518-21 COMMANDER, STANDARD (RM-SC3)
1-501-374-12 ANTENNA, LOOP (AM)
1-793-184-23 CONNECTOR (F TYPE ADAPTOR) (FM)
1-824-005-21 CORD (WITH CONNECTOR) (for SPEAKER)
2-022-183-11 MANUAL, INSTRUCTION (ENGLISH, RUSSIAN)
4-210-254-02 CUSHION (FOOT) (for SPEAKER)
4-253-813-11 MANUAL, INSTRUCTION (ENGLISH)
4-253-813-21 MANUAL, INSTRUCTION (FRENCH) (E3, EA)
4-253-813-31 MANUAL, INSTRUCTION
4-253-813-41 MANUAL, INSTRUCTION
4-253-813-51 MANUAL, INSTRUCTION
4-253-813-61 MANUAL, INSTRUCTION (ARABIC) (E3, EA)
4-254-992-11 MANUAL, INSTRUCTION
4-254-992-21 MANUAL, INSTRUCTION (PORTUGUESE) (AEP)
4-254-992-31 MANUAL, INSTRUCTION (GERMAN) (AEP)
4-254-992-41 MANUAL, INSTRUCTION
4-254-992-51 MANUAL, INSTRUCTION (TARKISH) (AEP)
4-254-992-61 MANUAL, INSTRUCTION (SLOVAKIAN) (AEP)
MICRO Hi-Fi COMPONENT SYSTEM
MiNi Hi-Fi COMPONENT SYSTEM
CMT-CPX22/
MHC-NXM3
US Model
CMT-CPX22
AEP Model
CMT-CPX22/MHC-NXM3
UK Model
E Model
CMT-CPX22
Description
ACCESSORIES
************
(FRENCH, SPANISH) (AEP, E51)
(GERMAN, ITALIAN, DUTCH) (AEP)
(PORTUGUESE, SWEDISH) (AEP)
(DANISH, FINNISH) (AEP)
(CZECH, HUNGARIAN) (AEP)
HCD-CPX22
MHC-NXM3
Remarks
(MHC-NXM3)

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Table of Contents
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Questions and answers

Summarization of Contents

Specifications
General Specifications
Details on power requirements, consumption, mass, and supplied accessories.
Parts List
List of parts with reference numbers and descriptions.
Safety and Leakage Checks
Safety Check-out Procedure
Procedures for safety checks before releasing the set to the customer.
AC Leakage Measurement
Guidelines for measuring AC leakage current from exposed metal parts.
Servicing Notes
Handling Optical Pick-up and Laser Diode
Precautions for handling optical pick-up blocks and checking laser diode emission.
General Information and Controls
Locating Controls on Main Unit
List of button locations and reference pages for the main unit.
Remote Control Overview
List of button locations and descriptions for the remote control.
Disassembly Procedures
Disassembly Flow Chart
Step-by-step flow chart for disassembling the set.
Test Mode Operations
Error Code Indication and Aging Modes
Procedures for displaying error codes and entering aging modes for CD and tape.
Special Test Modes
Details on GC Test Mode, MC Test Mode, CD Service Mode, and CD Ship Mode.
Additional Test Modes
Details on DISC Tray Lock, CD Repeat Limit Release, and AMP TEST MODE.
Adjustments and Measurements
Mechanical Adjustments and Torque Measurement
Procedures for mechanical adjustments including torque measurements.
Electrical Adjustments for Deck and CD Sections
Procedures for electrical adjustments, including head azimuth and CD section checks.
Diagrams and Schematics
Circuit Board Locations and Block Diagrams
Diagrams showing circuit board locations and block diagrams for various sections.
Printed Wiring Boards and Schematics
Layouts for PWBs and schematic diagrams for various boards.
IC Information
IC Block Diagrams
Block diagrams for key integrated circuits.
IC Pin Function Descriptions
Detailed pin function descriptions for IC101.
Exploded Views
Main Section Exploded View
Exploded view of the main section with part numbers.
Front Panel Section Exploded View
Exploded view of the front panel section with part numbers.
Chassis Section Exploded View
Exploded view of the chassis section with part numbers.
Electrical Parts List
BD Board Parts
List of electrical components for the BD Board.
Capacitors, Connectors, and Diodes
Lists of capacitors, connectors, and diodes across various boards.
Speaker System Specifications
Speaker System Components
Specifications for the speaker system, including woofer and tweeter details.
Speaker System Exploded Views
Exploded View of Speaker Assembly
Exploded view of the speaker assembly with part numbers.

Table of Contents

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