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Epson EB-G7900U User Manual

Epson EB-G7900U
255 pages
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User's Guide

Table of Contents

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Epson EB-G7900U Specifications

General IconGeneral
Resolution1920 x 1200 (WUXGA)
Display Technology3LCD
Brightness7000 lumens
Lens ShiftVertical: ±60%
ConnectivityHDMI, VGA, USB, RS-232C
Noise Level37 dB

Summary

Notations Used in This Guide

Safety Indications

Explains graphical symbols used for safety warnings and precautions.

Safety Warning and Cautions

Warning and Cautions on Installation

Safety warnings and precautions specifically for projector installation procedures.

Preparing the Projector

Removing and Attaching the Projector Lens Unit

Step-by-step instructions for attaching and removing the projector lens unit.

Installation Settings

Configuration of projector settings related to installation and orientation.

Adjusting the position of the image on the projected screen

How to fine-tune image position to fit the screen, compensating for margins.

Adjusting the Position of the Projected Image (Lens Shift)

Adjusting image position using lens shift for precise screen alignment.

Adjusting the Image Size

How to change the size of the projected image using zoom.

Correcting the Focus

Steps to adjust the projector's focus for a clear image.

Correcting Distortion (Image Warping)

Correcting image warping, especially with short throw lenses, for a distortion-free picture.

Connecting Equipment

Connecting a Computer

Methods for connecting a computer to the projector via various cables.

Connecting Image Sources

Connecting various video sources like component and HDMI to the projector.

Connecting External Equipment

Outputting images to external monitors and audio to external speakers.

Installing the Wireless LAN Unit

Installing the optional wireless LAN unit for wireless connectivity.

Basic Usage

Turning On the Projector

Step-by-step guide on how to power on the projector and initial checks.

Turning Off the Projector

Procedure for safely powering down the projector and disconnecting power.

Projecting Images

Automatically Detecting Input Signals and Changing the Projected Image (Source Search)

Automatically finding and switching to active input signals for image projection.

Switching to the Target Image by Remote Control

Selecting and projecting specific input sources using the remote control.

Adjusting Projected Images

Correcting Distortion in the Projected Image

Methods for correcting keystone and other image distortions.

H/V-Keystone

Adjusting horizontal and vertical keystone distortion independently for image correction.

Quick Corner

Correcting distortion by adjusting each of the four corners of the projected image.

Selecting the Projection Quality (Selecting Color Mode)

Choosing color modes to optimize image quality based on ambient conditions.

Changing the Aspect Ratio of the Projected Image

Adjusting the image's aspect ratio to match input signals and screen type.

Adjusting the Image

Hue, Saturation, and Brightness adjustment

Fine-tuning image colors and brightness for the six primary and secondary colors.

Gamma adjustment

Adjusting image brightness levels and color tones for better halftone reproduction.

Adjusting Image Resolution (Image Enhancement)

Enhancing image resolution for clearer details and textures.

Useful Functions

Multi-Projection Function

Adjusting brightness and color tone differences between multiple projectors for seamless screens.

Preparation

Steps to prepare projectors for multi-projection, including ID setup and lens adjustments.

Edge Blending

Fine-tuning overlapping areas of multiple projected images to create seamless screens.

Projection Functions

Projecting Two Images Simultaneously (Split Screen)

Projecting images from two sources simultaneously on the left and right sides of the screen.

Operating procedures

Step-by-step guide for setting up and operating split screen projection.

Hiding the Image and Sound Temporarily (A/V Mute)

Temporarily disabling video and audio output to focus attention or hide details.

Freezing the Image (Freeze)

Pausing the projected image to display a still frame or perform operations without showing changes.

Enlarging Part of the Image (E-Zoom)

Expanding specific areas of the image to view details like graphs and tables.

Memory Function

Saving/Loading/Erasing/Resetting the Memory

Managing saved settings and geometric correction values for image and lens adjustments.

Scheduling Function

Saving a Schedule

Setting up automatic projector operations like power on/off and source switching at scheduled times.

Security Functions

Managing Users (Password Protection)

Limiting projector usage by activating password protection for unauthorized access.

Kinds of Password Protection

Outlines the four types of password protection settings available for projector use.

Setting Password Protection

Step-by-step guide to setting up and entering a password for projector security.

Restricting Operation

Functions to lock control panel buttons or lens operations to prevent unauthorized changes.

Lens Lock

Disabling remote control buttons for lens adjustments to prevent improper changes.

Remote control button lock

Disabling non-essential buttons on the remote control to prevent operational mistakes.

Anti-Theft Lock

Security features to prevent projector theft, including security slots and cable points.

Installing the wire lock

Instructions for passing an anti-theft wire lock through the installation point.

Configuration Menu

Using the Configuration Menu

Explains how to navigate and operate the projector's configuration menu.

Image Menu

Color Mode

Selecting image quality settings to suit surroundings and ambient conditions.

Brightness

Adjusting the overall brightness of the projected image.

Contrast

Adjusting the difference between light and dark areas for image clarity.

Color Saturation

Adjusting the intensity or vividness of colors in the image.

Tint

Adjusting the color tint of the projected image.

White Balance

Adjusting the overall tint of the image for accurate color representation.

Image Enhancement

Enhancing image resolution for clearer details and textures.

Gamma

Adjusting image brightness levels and color tones for better halftone reproduction.

Signal Menu

Settings Menu

Split Screen

Splitting the screen to display two images simultaneously.

Lock Setting

Restricting access to control panel and remote control functions.

Extended Menu

Multi-Projection

Geometric Correction

Correcting image distortion for multi-projection setups.

Edge Blending

Blending overlapping image edges to create seamless screens in multi-projection.

Network Menu

Reset menu

Batch Setup

Troubleshooting

Problems relating to images

Solutions for issues like no images, distorted images, or incorrect colors.

Projection stops automatically

Troubleshooting steps when the projector's projection stops unexpectedly.

Images are fuzzy, out of focus, or distorted

Addressing image quality issues related to focus, clarity, and distortion.

Interference or distortion appear in images

Resolving interference and distortion problems in projected images.

Image colors are not right

Troubleshooting steps for incorrect or dull image colors.

Images appear dark

Addressing issues where projected images appear too dark.

Problems when Projection Starts

Troubleshooting steps for issues occurring when the projector is turned on.

The projector does not turn on

Solutions for when the projector fails to power on.

Other Problems

Solutions for miscellaneous issues like no sound or remote control malfunction.

The remote control does not work

Diagnosing and resolving problems with the remote control's functionality.

Maintenance

Cleaning

Procedures for cleaning the projector's surface, lens, and air filter to maintain performance.

Cleaning the Air Filter

Steps to clean the air filter and intake vent to prevent overheating and maintain airflow.

Replacing Consumables

Replacing the Lamp

Detailed instructions on how to safely replace the projector's lamp unit.

How to replace the lamp

Step-by-step guide for replacing the lamp, including safety precautions.

Replacing the Air Filter

Instructions for replacing the air filter when cleaning is insufficient or the filter is old.

Image Maintenance

Monitoring and Controlling

Screen Size and Projection Distance

Projection Distance (For EB-G7905U/EB-G7900U/EB-G7500U/EB-G7400U/EB-G7200W/EB-G7000W)

Tables showing projection distances for various screen sizes with specific lenses.

Specifications

List of Safety Symbols Compliant with IEC60950-1 A2

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