Epson PRO L1490U - Adjusting the Brightness

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136

Parent topic: Color Mode

Adjusting the Brightness

You can adjust the brightness of your projector's light source.

1. Turn on the projector and switch to the image source you want to use.

2. Press the Menu button.

3. Select the Settings menu and press Enter.

Main Page

Table of Contents3
Pro L1490U/L1490UNL/L1495U/L1495UNL/L1500UH/ L1500UHNL/L1505UH/L1505UHNL/ L1715SNL/L1750UNL/L1755UNL User's Guide11
Introduction to Your Projector12
Projector Features12
Product Box Contents13
Additional Components14
Additional Projector Software and Manuals16
Optional Equipment and Replacement Parts17
Warranty and Registration Information19
Notations Used in the Documentation19
Where to Go for Additional Information19
Projector Part Locations20
Projector Parts - Front/Top20
Projector Parts - Rear21
Projector Parts - Interface Ports22
Projector Parts - Base23
Projector Parts - Control Panel24
Projector Parts - Remote Control25
Setting up the Projector28
Projector Placement28
Projector Setup and Installation Options28
Projection Distance31
Projector Connections35
Connecting to Video Sources35
Connecting to an HDMI Video Source35
Connecting to a Component-To-BNC Video Source36
Connecting to a Component Video Source37
Connecting to an SDI Video Source37
Connecting to a Video Source for Sound38
Connecting to Computer Sources39
Connecting to a Computer for VGA Video39
Connecting to a Computer for HDMI Video and Audio40
Connecting to a Computer for DVI-D Video41
Connecting to a Computer for 5 BNC Video41
Connecting to a Computer for Sound42
Connecting to an Hdbaset Transmitter42
Connecting to an External Computer Monitor43
Connecting to External Speakers44
Attaching and Removing a Lens45
Attaching a Lens45
Removing a Lens48
Attaching and Removing the Cable Cover49
Attaching and Removing the Cable Clip51
Installing Batteries in the Remote Control52
Using the Projector on a Network54
Wired Network Projection54
Connecting to a Wired Network54
Selecting Wired Network Settings55
Wireless Network Projection58
Installing the Wireless LAN Module58
Using a QR Code to Connect a Mobile Device61
Using Quick Wireless Connection (Windows)63
Selecting Wireless Network Settings Manually64
Wireless LAN Menu Settings67
Selecting Wireless Network Settings in Windows68
Selecting Wireless Network Settings on Mac69
Setting up Wireless Network Security69
Setting up Projector Network E-Mail Alerts71
Network Projector E-Mail Alert Messages73
Selecting Other Network Settings73
Controlling a Networked Projector Using a Web Browser74
Web Control Options76
Viewing an Image Capture of the Displayed Image from a Remote Location82
Crestron Roomview Support86
Setting up Crestron Roomview Support87
Controlling a Networked Projector Using Crestron Roomview88
Using Basic Projector Features90
Turning on the Projector90
Using the Home Screen92
Turning off the Projector94
Selecting the Language for the Projector Menus94
Resizing the Image with the Zoom Button95
Focusing the Image Using the Focus Buttons96
Focusing the Image When Using an Optional Short Throw Lens97
Setting the Lens Type99
Setting the Screen Type99
Adjusting the Image Position Using Lens Shift100
Adjusting the Image Position Using Screen Position105
Displaying a Test Pattern106
Available Test Pattern Image Adjustments107
Adjusting the Image Height108
Image Shape109
Correcting Image Shape with H/V Keystone110
Correcting Image Shape with Quick Corner113
Correcting Image Shape with Curved Surface115
Correcting Image Shape with Corner Wall119
Correcting Image Shape with Point Correction124
Selecting an Image Source126
Remote Control Operation128
Projection Modes130
Changing the Projection Mode Using the Remote Control130
Changing the Projection Mode Using the Menus131
Image Aspect Ratio132
Changing the Image Aspect Ratio132
Available Image Aspect Ratios133
Color Mode134
Changing the Color Mode134
Available Color Modes135
Adjusting the Brightness136
Constant Brightness Usage Hours139
Turning on Automatic Luminance Adjustment141
Controlling the Volume with the Volume Buttons142
Setting the Date and Time143
Date and Time Settings144
Adjusting Projector Features146
Shutting off the Picture and Sound Temporarily146
Stopping Video Action Temporarily147
Zooming into and out of Images148
Projector Security Features149
Password Security Types149
Setting a Password150
Selecting Password Security Types151
Entering a Password to Use the Projector152
Saving a User's Logo Image to Display153
Locking the Projector's Buttons155
Unlocking the Projector's Buttons157
Locking the Remote Control Buttons157
Installing a Security Cable158
Projecting Two Images Simultaneously159
Input Sources for Split Screen Projection161
Using Advanced Image Adjustment Features161
Using Frame Interpolation162
Using 4K Enhancement163
Creating Image Presets165
Using MPEG Noise Reduction166
Adjusting Scaled Resolution Images (Super-Resolution)168
Adjusting Detail Enhancement169
Adjusting the Color Convergence (Panel Alignment)170
Adjusting the Color Tone (Color Uniformity)172
Running Light Source Calibration174
Using Multiple Projectors175
Multiple Projector Adjustment Overview176
Projector Identification System for Multiple Projector Control177
Setting the Projector ID178
Setting the Remote Control ID178
Tiling Images into One Image180
Configuring Tiling Automatically180
Configuring Tiling Manually183
Blending the Image Edges185
Adjusting the Black Level187
Matching Tint and Brightness (Screen Matching)191
Matching the Screens Automatically192
Matching the Screens Manually193
Scaling an Image195
Enabling Protocol Emulation197
Viewing 3D Images198
Saving Settings to Memory and Using Saved Settings198
Saving a Scheduled Event201
Viewing Scheduled Events201
Editing a Scheduled Event202
Copying Menu Settings between Projectors203
Saving Settings to a USB Flash Drive204
Transferring Settings from a USB Flash Drive206
Saving Settings to a Computer207
Transferring Settings from a Computer209
Adjusting the Menu Settings212
Using the Projector's Menus212
Image Quality Settings - Image Menu214
Input Signal Settings - Signal Menu217
Projector Feature Settings - Settings Menu220
Projector Setup Settings - Extended Menu224
Projector Network Settings - Network Menu231
Projector Information Display - Info Menu233
Event ID Code List235
Projector Reset Options - Reset Menu237
Maintaining and Transporting the Projector239
Projector Maintenance239
Cleaning the Lens239
Cleaning the Projector Case240
Air Filter and Vent Maintenance240
Cleaning the Air Filter241
Replacing the Air Filter244
Replacing the Remote Control Batteries247
Transporting the Projector249
Solving Problems250
Projection Problem Tips250
Projector Light Status251
Viewing the Status Display254
Projector Status Display Messages256
Using the Projector Help Displays260
Solving Image or Sound Problems260
Solutions When no Image Appears261
Solutions When "No Signal" Message Appears262
Displaying from a PC Laptop262
Displaying from a Mac Laptop263
Solutions When "Not Supported" Message Appears263
Solutions When Only a Partial Image Appears264
Solutions When the Image Is Not Rectangular264
Solutions When the Image Contains Noise or Static265
Solutions When the Image Is Fuzzy or Blurry265
Solutions When the Image Brightness or Colors Are Incorrect266
Solutions to Sound Problems267
Solving Projector or Remote Control Operation Problems268
Solutions to Projector Power or Shut-Off Problems268
Solutions to Problems with the Remote Control269
Solutions to Password Problems270
Solving Network Problems270
Solutions When Wireless Authentication Fails271
Solutions When You Cannot Access the Projector through the Web271
Solutions When the Image Contains Static During Network Projection272
Solutions When Network Alert E-Mails Are Not Received272
Where to Get Help272
Technical Specifications274
General Projector Specifications274
Projector Light Source Specifications277
Remote Control Specifications277
Projector Dimension Specifications278
Projector Electrical Specifications278
Projector Environmental Specifications280
Projector Safety and Approvals Specifications280
Supported Video Display Formats281
Notices284
Recycling284
Important Safety Information284
Important Safety Instructions284
Laser Safety Information287
Laser Light Source Warning290
Restriction of Use291
List of Safety Symbols (Corresponding to IEC60950-1 A2)292
FCC Compliance Statement295
Binding Arbitration and Class Waiver296
Trademarks299
Copyright Notice300
A Note Concerning Responsible Use of Copyrighted Materials300
Copyright Attribution301

Epson PRO L1490U - Adjusting the Brightness

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