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User's Manual
D5280U

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Summarization of Contents

Important Safety Information
Symbols Used
Explains the meaning of symbols like Note, Important, Caution, and Warning for safety.
General Safety Information
Provides essential safety guidelines for operating the projector.
GETTING STARTED
Packing Checklist
Lists the items included in the projector package for verification.
SETUP AND OPERATION
Projector Parts Overview
Identifies and describes the external components and features of the projector.
Remote Control Overview
Details the buttons and functions of the remote control for operation.
Remote Control Operating Range
Specifies the effective range and conditions for remote control operation.
Remote Control Battery Installation
Provides instructions on how to install batteries into the remote control.
Lens Installation and Removal
Guides users on how to attach or detach an optional projector lens.
Starting and Shutting Down
Explains the correct procedure for powering the projector on and off.
Adjusting Projector Level
Details how to adjust the projector's height and angle for proper placement.
Projected Image Position Adjustment
Explains how to adjust the projected image position horizontally and vertically.
Zoom, Focus, and Keystone Adjustment
Guides on adjusting zoom, focus, and keystone for optimal image clarity.
Adjusting Audio Volume
Instructs on how to control the audio volume using the remote or keypad.
ON-SCREEN DISPLAY (OSD) MENU SETTINGS
OSD Menu Controls
Explains how to navigate and use the projector's on-screen display menus.
Setting OSD Language
Describes how to set the preferred language for the OSD menu.
OSD Menu Overview
Provides a visual overview of the projector's OSD menu structure and options.
Picture Basic Menu
Details the basic picture adjustment settings available in the OSD menu.
Picture Advanced Menu
Explains advanced image adjustment options for finer control.
HSG Adjustment
Guides on customizing primary colors, hue, saturation, and gain.
Display Menu
Covers settings related to aspect ratio, keystone, overscan, and digital zoom.
PC Detail Adjustment
Provides options for fine-tuning the image when connected to a PC.
Setup Basic Menu
Details basic system setup options like language, projection, and timers.
Menu Settings
Explains how to configure OSD menu position and display time.
Source Selection
Describes how to select the input source for the projector.
Command Control Settings
Covers settings for remote command control via RS232 or RJ45.
Setup Advanced Menu
Details advanced system setup options like audio, lamp, and LED control.
Audio Settings
Explains how to adjust audio settings such as volume, treble, and bass.
Lamp Settings
Covers lamp mode settings and resetting the lamp timer.
HDMI Settings
Details HDMI format and amplifier gain adjustments.
Closed Caption Settings
Explains how to enable and configure closed captioning.
Presentation Timer
Describes the function and settings for the presentation timer.
Status Menu
Displays current projector status information like model name and lamp hour.
MAINTENANCE AND SECURITY
Replacing the Projection Lamp
Provides step-by-step instructions for replacing the projector's lamp safely.
Cleaning the Projector
Guides on how to clean the projector's exterior and lens.
Using Physical Security Locks
Explains how to use physical security locks like Kensington to protect the projector.
TROUBLESHOOTING
Common Problems and Solutions
Offers tips for common issues and general checks before troubleshooting.
Troubleshooting Tips
Provides strategies and advice for an effective troubleshooting process.
LED Error Messages
Lists LED error codes and their meanings for diagnosing projector issues.
Image Problems
Addresses common image-related issues and their solutions.
Lamp Problems
Details troubleshooting steps for issues related to the projector lamp.
Remote Control Problems
Provides solutions for problems encountered with the remote control.
Audio Problems
Offers troubleshooting steps for no sound or distorted audio issues.
Getting Projector Serviced
Guides users on what to do if problems cannot be resolved and service is needed.
SPECIFICATIONS
Technical Specifications
Lists the technical specifications of the projector, including display, resolution, and terminals.
Projection Distance and Size
Provides tables for projection distance and screen size based on lens type.
Timing Mode Table
Details supported signal resolutions and timing modes for various inputs.
Projector Dimensions
Shows the physical dimensions of the projector with diagrams.
REGULATORY COMPLIANCE
FCC Warning
Provides FCC compliance information and warnings for the digital device.
Canada Compliance
States compliance with Canadian ICES-003 regulations for digital apparatus.
Safety Certifications
Lists the various safety certifications obtained by the projector.
APPENDIX I
RS-232C Protocol
Details the RS-232C protocol settings and commands for external control.

Table of Contents