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LG LAC-M5600 User Manual

LG LAC-M5600
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CAR CD/MP3/WMA
RECEIVER
SERVICE MANUAL
CAUTION
BEFORE SERVICING THE UNIT, READ THE “SAFETY PRECAUTIONS”
IN THIS MANUAL.
P/N : AFN31552406 AUGUST, 2006
MODEL:LAC-M5600/LAC-UA560
SERVICE MANUAL MODEL:LAC-M5600/LAC-UA560
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LG LAC-M5600 Specifications

General IconGeneral
USB PortYes
Display TypeLCD
AUX inYes
MP3 playbackYes
CD-R playbackYes
CD-RW playbackYes
EqualizerYes
Product colorBlack
NavigationNo
DVD PlayerNo
CD PlayerYes
TypeCar Receiver
TunerYes
Preamp OutputsYes
Tuner BandsFM
Preset Stations Quantity24
Output Channels4
Pre out port(s)3 (Front, Rear, Subwoofer)

Summary

General Safety Precautions

SERVICING PRECAUTIONS

Guidelines for safely servicing the car receiver unit.

ESD PRECAUTIONS

Measures to prevent damage from electrostatic discharge to components.

Product Specifications and Controls

SPECIFICATIONS

Technical specifications for the car CD/MP3/WMA receiver.

LOCATION OF CUSTOMER CONTROLS

Identifies and describes the front panel controls for different models.

Remote Control Operation

Details the remote control functions and battery installation.

Installation and Connectivity

INSTALLATION

Procedures for basic and ISO-DIN installation of the receiver unit.

CONNECTION DIAGRAM

Illustrates the wiring and connection points for the receiver.

Electrical Troubleshooting and Diagnostics

ELECTRICAL TROUBLESHOOTING GUIDE

Step-by-step troubleshooting procedures for common electrical issues.

No Power Troubleshooting

Guides troubleshooting steps for lack of power in the receiver.

LCD Light Abnormal Troubleshooting

Guides troubleshooting steps for LCD display illumination issues.

Initial Reading Issues

Guides troubleshooting for failure to read inserted discs.

Laser Light and Spindle Motor Issues

Guides troubleshooting for laser operation and spindle motor problems.

USB Awareness Issues

Guides troubleshooting for USB connection and recognition problems.

WAVEFORMS OF MAJOR CHECK POINT

Displays key signal waveforms for diagnosing circuit behavior.

INTERNAL BLOCK DIAGRAM of ICs

Illustrates the internal architecture of key integrated circuits.

BD3805F Sound Processor Block Diagram

Block diagram for the SCF built-in sound processor IC.

HA13173 Voltage Regulator IC Block Diagram

Block diagram for the multi voltage regulator IC.

TA8275H Power Amplifier Block Diagram

Block diagram for the bipolar liner power amplifier IC.

AM5810 Motor Driver IC Block Diagram

Block diagram for the motor driver IC.

AM5810 Motor Driver IC Pin Function

Details the function of each pin on the AM5810 motor driver IC.

MN6627954 DSP IC

Pin layout and block diagram for the DSP IC.

OTI6888 USB Host Controller

Description, features, and block diagram of the USB host controller.

System and Circuit Diagrams

BLOCK DIAGRAM (WHOLE)

Overall system block diagram of the car receiver.

BLOCK DIAGRAM (CDP)

Block diagram specific to the CD player mechanism.

SCHEMATIC DIAGRAMS

Collection of circuit schematics for various sections.

PRINTED CIRCUIT BOARD DIAGRAMS

Layout diagrams of the printed circuit boards.

Exploded Views

CABINET AND MAIN FRAME SECTION

Exploded view of the cabinet and main frame assembly.

MECHANISM (PICK-UP)

Exploded view of the CD pick-up mechanism.

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