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LG BPM55 User Manual

LG BPM55
83 pages
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NETWORK 3D BLU-RAY DISC / DVD PLAYER
SERVICE MANUAL
MODEL: BPM55
CAUTION
BEFORE SERVICING THE UNIT, READ THE “SAFETY PRECAUTIONS”
IN THIS MANUAL.
MODEL: BPM55SERVICE MANUAL
P/NO : AFN76993005 DECEMBER, 2014
Website http://biz.lgservice.com
Internal Use Only

Table of Contents

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LG BPM55 Specifications

General IconGeneral
TypeBlu-ray Player
Playable Media FormatBlu-ray, DVD, CD
3D PlaybackYes
Smart TVYes
Wi-FiYes
EthernetYes
HDMI Output1
USB1
Digital Audio OutputCoaxial
Output Resolution1080p
UpscalingYes, up to 1080p
Audio OutputDolby TrueHD, DTS-HD Master Audio

Summary

LG BPM55 Network 3D Blu-ray/DVD Player Service Manual

Section 1: Summary and Safety Information

Product Safety Servicing Guidelines

Guidelines for safe servicing of Blu-ray/DVD players, including fire/shock hazards.

Servicing Precautions

Important precautions for servicing, including ES device handling and insulation checks.

Firmware Update Guide

Instructions on how to copy and update the device firmware via USB or CD-ROM.

Product Specifications

Technical details and specifications of the player, covering general, outputs, and system features.

Section 2: Cabinet and Main Chassis

Exploded Views: Cabinet and Main Frame Section

Detailed breakdown of the player's cabinet and main frame, showing component locations.

Exploded Views: Deck Mechanism Section

Detailed breakdown of the disc deck mechanism (BM16EA5), showing its parts.

Exploded Views: Packing Accessory Section

Breakdown of the product's packing accessories, including manual, battery, and adapter.

Section 3: Electrical and Troubleshooting

Digital Display & Media Training Master

Troubleshooting guide for video and audio display issues like distorted picture or no signal.

One Point Repair Guide

Specific troubleshooting steps for common power, booting, and connectivity issues.

Electrical Troubleshooting Guide

Systematic guide for diagnosing electrical problems, including power supply and system parts.

Waveforms of Major Check Points

Visual representations of critical signal waveforms for diagnostic analysis.

Wiring Diagrams

Diagrams illustrating the player's internal wiring connections between components.

Circuit Diagrams

Detailed schematic diagrams of various player circuits like DC-DC, MPEG, and memory.

Circuit Voltage Chart

Table of voltage readings at various test points in different operating modes (Standby, Home, Play).

Printed Circuit Board Diagrams

Visual layout of components on the main and timer circuit boards for identification.

Section 4: Front-End Loader Part

LD Check Procedure

Procedure to check the Laser Diode status and disc reading capability of the player.

SA Reset Function Usage

Steps to reset SA initial values for new adjustment values and flash memory clearing.

Major IC Pin Descriptions

Details on key ICs, their functions, and pin assignments for the MT8553/MT8563.

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