Table of Contents
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LS740W
LS740HD
Projector
User Guide
IMPORTANT: Please read this User Guide to obtain important information on installing and using your product in
a safe manner, as well as registering your product for future service. Warranty information contained in this User
Guide will describe your limited coverage from ViewSonic® Corporation, which is also found on our web site at
http://www.viewsonic.com in English, or in specific languages using the Regional selection box on our website.
Model No. VS19578 | VS19579
P/N: LS740W | LS740HD
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Table of Contents
Related Manuals for ViewSonic LS740HD-W
Summarization of Contents
Projector User Guide
Safety Precautions
Important safety instructions for using the projector and preventing hazards.
Ceiling Mounting Safety
Specific safety advice for mounting the projector on a ceiling.
Introduction and Product Overview
Package Contents
Lists the items included in the projector package for LS740W and LS740HD models.
Product Overview
Visual identification of projector's external parts and labels.
Keypad and Indicator Lights
Description of projector keypad buttons, indicator lights, and their functions.
Connectivity Ports
Details the various input/output ports including HDMI, USB, DC IN, AUDIO OUT, and RS-232.
Remote Control Operation
Remote Control Buttons and Functions
Explains the functions of each button on the remote control.
Remote Receiver Range
Specifies the optimal distance and angle for remote control operation.
Replacing Remote Batteries
Instructions for changing batteries in the remote control.
Initial Setup and Installation
Choosing Installation Location
Guidance on selecting the best placement and projection orientation.
Projection Dimensions
Data for projection size and distance for different screen aspect ratios.
Projector Mounting
Instructions and specifications for securely mounting the projector.
Making Connections
Connecting to Power
Step-by-step guide for connecting the projector to a power outlet.
Connecting Video Sources
How to connect video sources using HDMI and other inputs.
Connecting Audio Sources
Guide for connecting external speakers for audio output.
USB Connection
Connecting devices via the USB port for power or service.
RS-232 Connection
Connecting the projector for remote control via RS-232 serial port.
Using the Projector
Starting Up and Shutting Down
Procedures for powering on, shutting down, and initial startup.
Selecting Input Source
How to choose the active video input signal.
Adjusting Image Properties
Adjusting height, angle, focus, keystone, and zoom for optimal image.
Operating Projector Menus
OSD Menu Overview and Navigation
Introduction to the projector's OSD menu system and how to navigate it.
Display and Audio Settings
Detailed explanation of Display and Audio menu options and settings.
Setup and Information Menus
Configuration options for Projection, Power, Security, and viewing system information.
Technical Specifications and Timing
Projector Specifications
Detailed technical data for LS740W and LS740HD models.
Projector Dimensions
Visual diagram and measurements of the projector's physical size.
Timing Charts
Timing data for HDMI video and PC inputs for both models.
3D Support Timing
Timing specifications for 3D content over HDMI.
Troubleshooting Common Issues
Power, Picture, and Image Quality
Solutions for projector not turning on, no picture, blur, or image stretching.
Remote Control and Responsiveness
Troubleshooting for unresponsive remote controls and projector freezing.
LED Indicators and Maintenance
LED Status Indicators
Explains the meaning of various LED indicators and error states.
Maintenance and Cleaning
Procedures for cleaning the lens and case, and general maintenance precautions.
Regulatory and Compliance Information
Regulatory Compliance Statements
Statements regarding FCC, Industry Canada, CE, and RoHS2 compliance.
Hazardous Substances and Disposal
Details on restricted substances in India and product end-of-life disposal.
Warranty and Service Information
Customer Service Contacts
Regional contact details and websites for customer support.
Warranty Coverage and Exclusions
Details on what the warranty covers, duration, limitations, and exclusions.
How to Obtain Service
Instructions and requirements for getting warranty service.
Mexico Limited Warranty and Service
Specific warranty terms for Mexico and contact information for local service.
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