LG BX401C User Manual

BX401C
OWNER’S MANUAL
LG DLP PROJECTOR
LG DLP PROJECTOR
Please read this manual carefully before operating
your set.
Retain it for future reference.
Record model number and serial number of the set.
See the label attached on the bottom of the set and
quote this information to your dealer when you
require service.
Model number :
Serial number :

LG BX401C Specifications

General

Brand	LG
Model	BX401C
Category	Projector
Language	English

Summary

Safety Instructions: Installation and Power

Indoor Installation Safety

Safety guidelines for indoor projector installation, avoiding heat and flammable materials.

Outdoor Installation Safety

Safety guidelines for outdoor projector installation, including ventilation and surface stability.

Power Installation Safety

Safety precautions for power connection, grounding, and cord handling.

Safety: Power, Usage, and Cleaning

Power Safety Precautions

Usage Safety Precautions

Cleaning Safety Precautions

Safety: General Operation and Others

Names of Parts Overview

Control Panel Functions

Remote Control and Batteries

Projector Status Indicators

Understanding Indicator Lights

Installation and Composition Guide

Installation Instructions

Guidelines for proper projector installation, ventilation, and environmental conditions.

Basic Projector Operation

Initial Setup and Operation Steps

Steps for basic projector operation, including placement and connection.

Powering the Projector On and Off

Turning the Projector On

Detailed steps for turning the projector on and selecting the source.

Turning the Projector Off

Detailed steps for turning the projector off, including Quick Power On/Off.

Image Adjustment and Source Selection

Screen Image Focus and Position

How to adjust the focus, zoom, and position of the projected image.

Selecting Input Source Mode

Procedure for selecting the desired input source for the projector.

Connecting to Computers

Connecting to Desktop PC

Connecting to Notebook PC

Connecting Media Sources

Video Menu Options

Color and Gamma Settings

Brightness and Contrast Functions

Expert Color Adjustment

Screen Menu: Auto Configure and Phase/Clock

Screen Menu: Horizontal and Vertical Alignment

RS-232C External Control

External Control Device Setup

Connecting External Equipment

RS-232C Command Reference

Command Reference List

List of commands for controlling the projector via RS-232C.

Communication Protocol

Details on data mapping and communication parameters for RS-232C.

RS-232C Setup and Commands

Transmission Format

Acknowledgement Procedures

Power Command Example

Aspect Ratio Command Example

RS-232C Command List (Part 1)

Screen Mute Command

Command to select screen mute on/off.

Contrast Command

Command to adjust the screen contrast.

Brightness Command

Command to adjust the screen brightness.

Color Command

Command to adjust the screen color.

Tint Command

Command to adjust the screen tint.

Sharpness Command

Command to adjust the screen sharpness.

OSD Select Command

Command to select OSD On/Off.

Remote Control Lock Command

Command to lock front panel controls and remote.

Color Temperature Command

Command to adjust the color temperature.

RS-232C Command List (Part 2)

ADC Gain Adjustment Commands

Commands to adjust Red, Green, Blue ADC gain.

Low Power Command

Command to reduce projector power consumption.

Auto Configure Command

Command to adjust picture position and minimize image shaking.

Input Select Command

Command to select the input source.

Key Command

Command to send IR remote control key codes.

Lamp Replacement Guide

Lamp Replacement Information

Information on when to replace the lamp and precautions.

Lamp Replacement Steps

Step-by-Step Lamp Replacement

Detailed step-by-step instructions for replacing the projector lamp.

Technical Specifications