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LG Manuals
Home Theater System
J10HD-D
Service manual
LG J10HD-D Service Manual
2.1ch home theater system
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Section 1 Summary
Table of Contents
Product Safety Servicing Guidelines for Home Theater System Products
Servicing Precautions
General Servicing Precautions
Insulation Checking Prodedure
Electrostatically Sensitive (Es) Devices
Service Information for Eeprom
Specifications
Section 2 Electrical
Electrical Troubleshooting Guide
Smps Troubleshooting Flow
DC/DC Troubleshooting Flow
Amp Protection
Waveforms
WHEN POWER ON, RESET (DVD & Μ-COM) WAVEFORM
At Usb Function, Dp, DM Waveform
Starting Action Waveform in MD Device
At DVD Function
At Power On, Spindle Signal at MD Deck
Tracking Signal
Disk Type Jugement Waveform
Wiring Diagrams
Active Subwoofer Wiring Diagram
Main System Wiring Diagram
Block Diagrams
Active Subwoofer Block Diagram
Main System Block Diagram
DC/DC Smps Block Diagram
DC/DC Converter Block Diagram
Circuit Diagrams
Smps (Power) Circuit Diagram
Smps (DC/DC Converter) Circuit Diagram
Amp & Pwm Circuit Diagram
I/O & Power Circuit Diagram
XM Ready Circuit Diagram
Μ-COM (MAIN) CIRCUIT DIAGRAM
Rf, Drive & Opu Circuit Diagram
Mpeg Circuit Diagram
Dsp (Ms3900) Circuit Diagram
Hdmi Circuit Diagram
Power Interface Circuit Diagram
Usb (Ubi9032) Circuit Diagram
T-Slide Circuit Diagram
Logo & Rcu Circuit Diagram
Key Circuit Diagram
Eject Circuit Diagram
Headphone & Usb Circuit Diagram
Rcu Circuit Diagram
Touch Pad Circuit Diagram
Copyright © 2007 LG Electronics. Inc. All Right Reserved
Circuit Voltage Chart
Printed Circuit Diagrams
DVD Main P.C.board
Main Smps P.C.board
DC/DC Converter P.C.board
Main Amp P.C.board
Touch Pad P.C.board
Touch Slide P.C.board
I/O P.C.board
Hdd to Main Atapi P.C.board
Usb & Phone P.C.board
Eject P.C.board
Logo P.C.board
Key P.C.board
Led 1 P.C.board
Led 2 P.C.board
Rcu P.C.board
Section 3 Cabinet & Main Chassis
Exploded Views
Cabinet and Main Frame Section
Deck Mechanism Section (Sdp-03)
Speaker Section
Packing Accessory Section
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Quick Links
1
Specifications
2
Amp Protection
3
Active Subwoofer Wiring Diagram
4
Main System Wiring Diagram
Download this manual
Internal Use Only
Website http://biz.lgservice.com
2.1CH HOME THEATER SYSTEM
SERVICE MANUAL
MODELS: J10HD-D/J10HD
SPEAKERS: J10HD-SF/J10HD-SA
CAUTION
BEFORE SERVICING THE UNIT, READ THE "SAFETY PRECAUTIONS"
IN THIS MANUAL.
P/NO : AFN32759823
SEPTEMBER, 2007
Table of
Contents
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Chapters
Section 1 Summary
3
Section 2 Electrical
8
Section 3 Cabinet & Main Chassis
52
Table of Contents
Troubleshooting
ELECTRICAL TROUBLESHOOTING GUIDE
9
DC/DC TROUBLESHOOTING FLOW
12
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This manual is also suitable for:
J10hd
J10hd-sf
J10hd-sa
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