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Kenwood LS-M66-H User Manual

Kenwood LS-M66-H
23 pages
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MICRO HI-FI COMPONENT SYSTEM
RXD-M66-H/M66-N/M66-S
© 2003-5 PRINTED IN KOREA
B51-5855-00 (K/K) 353
* Refer to parts list on page 21.
In compliance with Federal Regulations, following are repro-
duction of labels on, or inside the product relating to laser
product safety.
KENWOOD-Corp. certifies this equipment conforms to DHHS
Regulations No.21 CFR 1040. 10, Chapter 1, subchapter J.
DANGER : Laser radiation when open and interlock defeated.
AVOID DIRECT EXPOSURE TO BEAM.
Front glass *
(B10-)
Knob *
(K29-)
Cassette lid *
(A53-)
Miniature Phone jack
(E11-0399-05)
Panel ass'y *
(A60-)
Knob *
(K29-)
LS-M66-H/M66-N/M66-S/M66IT-H/M66IT-S
SERVICE MANUAL
(HM-636/636IT)
Front glass *
(B10-)
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TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
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Kenwood LS-M66-H Specifications

General IconGeneral
CD PlayerYes
FM TunerYes
USB PortYes
Configuration2.0 Channel
Speakers2-way speakers with 120mm woofer and 25mm tweeter

Summary

ACCESSORIES AND SAFETY CAUTIONS

Included Accessories

Lists included accessories for the system.

Operational Safety Precautions

Important warnings and safety instructions for operation.

Resetting the Microcomputer

Procedure to reset the microcomputer in case of malfunction.

Transportation and Movement Guidelines

Steps to take before moving or transporting the unit.

Laser Product Safety Information

Information on laser safety classifications and warnings.

EXTERNAL VIEW

Metallic Cabinet

The main chassis or housing of the unit.

Connection Terminals

Points for speaker, AUX, and antenna connections.

Power Connection

Location of the AC power cord bushing and cord.

DISASSEMBLY FOR REPAIR

CD Tray Opening Procedure

Steps to manually open the CD tray if it fails to eject.

SYSTEM ADJUSTMENTS

CD Player Adjustment

Procedures for adjusting CD player settings like laser current.

Cassette Deck Mechanism Adjustments

Procedures for demagnetization, azimuth, and tape speed.

Cassette Deck PC Board Adjustments

Procedures for bias current adjustment on the cassette deck PC board.

ADDITIONAL SYSTEM ADJUSTMENTS

Idle Current Measurement

Procedure to measure and set the idle current.

PC BOARD LAYOUT - SECTION 1

CD Mechanism Board Components

Diagram showing component placement on the CD mechanism PC board.

Main Control Board Components

Diagram showing component placement on the main system PC board.

PC BOARD LAYOUT - SECTION 2

Tuner and Control Board Components

Diagram showing component placement on the tuner and control PC board.

PC BOARD LAYOUT - SECTION 3

Microcontroller and Audio Components

Component layout for microcontroller and audio sections of PC board.

PC BOARD LAYOUT - SECTION 4

Power and Interface Components

Component layout for power and interface sections of PC board.

PC BOARD LAYOUT - SECTION 5

Audio Processing Components

Component layout for audio processing sections of PC board.

SCHEMATIC DIAGRAM

Safety and Measurement Notes

Important safety precautions and notes on measurement during schematic analysis.

CD MECHANISM ASSEMBLY

Chassis Assembly Details

Diagrams illustrating the assembly of the CD mechanism and chassis.

EXPLODED VIEW CD MECHANISM

Component Identification

Exploded view diagram showing parts of the CD mechanism.

EXPLODED VIEW UNIT

Main Unit Component Identification

Exploded view diagram of the main unit's components.

PARTS LIST

LS-M66 Speaker Components

Detailed list of parts for the LS-M66 speaker system.

RXD-M66 Main Unit Components

Detailed list of parts for the RXD-M66 main unit.

PARTS LIST

CD Mechanism Components

Detailed list of parts for the CD mechanism.

Display Unit Components

Detailed list of parts for the display unit.

PARTS LIST

Control Unit Components

Detailed list of parts for the control unit.

Trimming Potentiometer Components

List of trimming potentiometers used in the unit.

PARTS LIST

Capacitor Components - Group A

Detailed list of various capacitors used in the unit.

PARTS LIST

Capacitor Components - Group B

Detailed list of various capacitors used in the unit.

PARTS LIST

Resistor and Diode Components

Detailed list of resistors and diodes used in the unit.

IC and Transistor Components

Detailed list of ICs and transistors used in the unit.

PARTS LIST

Destination Code Abbreviations

Table of abbreviations for model and mass production destinations.

SPECIFICATIONS

Amplifier Section Specifications

Details on effective output power and frequency response.

Tuner Section Specifications

Details on tuning frequency ranges for FM and AM bands.

CD Player Section Specifications

Details on laser, sampling, and D/A conversion.

Cassette Deck Specifications

Details on recording system, heads, and winding time.

General and Speaker Specifications

Details on power consumption, dimensions, and speaker configuration.

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