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Table of Contents
Related Manuals for BenQ HT2550
Summarization of Contents
Warranty and Copyright Information
Limited Warranty Details
BenQ warrants the product against defects in material and workmanship under normal usage.
Copyright Protection
Protects the publication from unauthorized reproduction, transmission, or storage.
Disclaimer of Warranties
BenQ makes no warranties, expresses or implied, and reserves the right to revise the publication.
Patent Information
Information on BenQ projector patent coverage is available online.
Important Safety Instructions
Manual and Lens Safety Precautions
Read the manual and avoid looking into the lens to prevent eye damage.
Servicing and Operational Safety
Refer servicing to qualified personnel and ensure lens is uncovered.
Electrical and Fire Hazard Prevention
Use stable voltage and avoid blocking ventilation to prevent fire.
Lamp and General Operational Warnings
Allow cooling, avoid operating beyond lamp life, and use proper power supply.
Additional Safety Guidelines
Electrical Shock and Disassembly Prevention
Disconnect power before servicing and never attempt to disassemble the projector.
Placement and Ventilation Safety
Avoid unstable surfaces and blocked vents to prevent damage and overheating.
Projector Placement and Stability
Place on level surfaces and avoid standing vertically to prevent falls.
Normal Operation Conditions
Heated air and odor from ventilation grill are normal phenomena.
Environmental and Electrical Safety
Liquid and Electrical Hazard Warnings
Keep liquids away and ensure the projector is properly earthed for safety.
Environmental Operating Conditions
Avoid placing projector in confined, hot, humid, or dusty environments.
Introduction to Your Projector
Shipping Contents and Accessories
Verify all included items are present and learn about optional accessories.
Remote Control Battery Replacement
Step-by-step guide on how to replace batteries in the remote control.
Projector Exterior View
Lens, Indicators, and Ventilation
Identifies the projection lens, IR sensor, vents, and lens cover.
Controls, Adjustments, and Ports
Details adjuster feet, control panel, zoom/focus rings, and all connection ports.
Security and Mounting Features
Covers anti-theft lock slot and ceiling mount holes for installation.
Projector and Remote Control Functions
Power, Navigation, and Indicator Lights
Explains power button, navigation keys, and status/warning lights.
Source Selection and Display Control
Details SOURCE and ECO BLANK buttons for input selection and screen blanking.
Remote Control Button Operations
Picture and Display Adjustments
Controls for picture modes, keystone, HDR, and CinemaMaster functions.
Audio, Volume, and Other Functions
Buttons for sound mode, mute, volume, backlight, and 3D features.
Remote Control Usage Guidelines
Information on effective range and proper operation of the remote control.
Positioning Your Projector
Choosing an Installation Location
Factors to consider when selecting an installation location for the projector.
Projector Installation Methods
Describes front, front ceiling, rear ceiling, and rear placement options.
Obtaining Preferred Projected Image Size
Projection Dimension Diagram
Diagram showing screen size, distance, and offset measurements for projection.
Screen Size and Distance Table
Table detailing screen sizes, projection distances, and offsets for setup.
Mounting the Projector
Pre-Mounting Precautions and Recommendations
Critical precautions and advice before installing the projector.
Ceiling Mount Installation Diagram
Illustrates dimensions and screw size for ceiling mounting.
Adjusting the Projected Image
Projection Angle and Focus Adjustment
Adjusts image angle and sharpness using feet and focus ring.
Auto Image Adjustment
Utilizes built-in function to optimize image for PC signals.
Keystone Correction Procedures
Explains keystoning and details automatic and manual correction steps.
Connecting Your Projector
Video Signal Connections
Guides on connecting A/V devices, computers via HDMI, and PC (VGA).
Audio Connections and Speaker Functionality
Explains audio input, projector speakers, and audio out capabilities.
Operating the Projector
Initial Setup and Startup Procedures
Guides on powering on, setup wizard, and initial configuration.
Projector Operation and Signal Management
Input Signal Selection and Troubleshooting
Covers selecting input sources and troubleshooting 'No Signal' or 'Out of Range'.
Operational Safety and Cooling
Highlights safety with accessories and cooling fan behavior.
Using the On-Screen Display (OSD) Menus
OSD Menu Overview and Navigation
Explains the structure, navigation, and access methods for OSD menus.
Managing Projector Security
Physical Security and Password Protection
Recommends security cable locks and guides on password setup and recovery.
Password Management and Disabling
Procedures for changing, disabling, and managing password protection.
Input Signal Selection
Manual Source Switching Procedure
Procedure to manually select the desired input signal source using the SOURCE button.
Shutting Down the Projector
Standard Shutdown and Cooling Process
Steps to properly turn off the projector and allow the cooling fan to run.
Direct Power Off Precautions
Information on unplugging the power cord and restarting precautions.
Menu Operations: PICTURE Menu
PICTURE Menu Overview and Picture Modes
Introduces the PICTURE menu and its main Picture Mode options like Bright, Cinema.
Picture Mode Customization
Covers loading settings from presets and renaming user modes.
Picture Settings and Adjustments
User Mode Management and Basic Adjustments
Covers user modes, renaming, and basic settings like Brightness, Contrast, and Gamma.
Advanced Picture Settings
HDR, Color Temperature, and Color Management
Details HDR, Color Temperature presets, and Color Management options.
Advanced Image Enhancements and Reset
Color Gamut, CinemaMaster, and Noise Reduction
Details color gamut, CinemaMaster features, Pixel Enhancer, and noise reduction.
Resetting Picture Settings
How to reset picture modes and other settings to factory defaults.
DISPLAY Menu Options
Image Position, Overscan, and PC Tuning
Adjusts image position, handles edges, and corrects PC signal distortion.
3D Viewing Settings
Enables 3D mode, provides usage guidelines, and sync options.
Display and Installation Settings
3D, HDR, and Silence Mode Configuration
Configures 3D sync, HDR, and minimizes projector noise.
Installation Menu: Projector Position and Test Pattern
Selects projector mounting position and uses test pattern for alignment.
System Setup: Basic Configuration
Aspect Ratio, 12V Trigger, and High Altitude Mode
Adjusts aspect ratio, configures 12V trigger, and manages high altitude cooling.
Basic Menu Items: Language, Splash Screen, Auto Off
Covers language selection, startup logo, and auto-off features.
System Setup: Power, Menu, Sound, and Source
Power On, Menu Settings, and Source Rename
Configures direct power on, OSD menu display time, and source name customization.
Auto Source Detection and Audio Settings
Manages automatic signal search and sound modes, EQ, volume, and ring tones.
System Setup: Advanced Features
Lamp Settings and HDMI Configuration
Manages lamp timer and HDMI settings like range, CEC, and power linking.
Operational Enhancements: Quick Cooling, Key Lock, LED
Configures quick cooling, locks controls, and manages LED indicators.
System Information and Reset Options
Reset All Settings and ISF Calibration
Resets settings and discusses professional ISF calibration for optimal video performance.
Current System Status Details
Displays signal, lamp usage, firmware, and other operational data.
Projector Maintenance Procedures
Cleaning and Storage Guidelines
Instructions for cleaning the lens, case, and storing the projector properly.
Lamp Usage and Lifespan Information
Information on calculating lamp hours and extending lamp life.
Lamp Life Extension and Replacement Timing
Setting Light Mode and Auto Off for Lamp Life
Options to prolong lamp life by setting Light Mode and Auto Off.
Lamp Replacement Warnings and Indicators
Warning indicators and advice for when it's time to replace the lamp.
Lamp Replacement Procedure
Safety Precautions for Lamp Replacement
Critical safety warnings before and during lamp replacement to prevent injury.
Understanding Projector Indicators
Indicator Light Status Meanings
Explains the meaning of various indicator lights (POWER, TEMP, LAMP) and their states.
Troubleshooting Common Issues
Power and Display Problems
Solutions for issues like projector not turning on or having no/blurred picture.
Remote Control and Password Errors
Solutions for remote control malfunctions and incorrect password messages.
Projector Specifications and Requirements
Technical Specifications (Optical, Electrical, Mechanical)
Lists core technical details like resolution, power consumption, and weight.
Connectivity, Environment, and Service
Details ports, operating conditions, and information on repair and transport.
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