Name: Epson EB-1781W
Brand: Epson
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Solving Problems

Check the solutions in these sections if you have any problems using the projector.

gg Related Links

• "Projection Problems" p.152

• "Projector Indicator Status" p.153

• "Using the Projector Help Displays" p.155

• "Solving Image or Sound Problems" p.156

• "Solving Projector or Remote Control Operation Problems" p.162

• "Solving Network Problems" p.164

Default Chapter2
- Table of Contents2
Notations Used in this Guide6
Introduction to Your Projector7
Projector Features8
- Quick and Easy Setup8
- Easy Wireless Projection8
- Flexible Connectivity9
  - Connect with Computers10
  - Connect with Mobile Devices10
- Support for Smooth Meetings10
Projector Parts and Functions11
- Projector Parts - Front11
- Projector Parts - Rear12
- Projector Parts - Base13
- Projector Parts - Control Panel13
- Projector Parts - Remote Control14
Setting up the Projector17
Projector Placement18
- Projector Setup and Installation Options19
- Projection Distance19
Projector Connections20
- Connecting to a Computer20
- Connecting to a Computer for USB Video and Audio20
- Connecting to a Computer for VGA Video and Audio21
- Connecting to a Computer for HDMI Video and Audio22
- Connecting to Smartphones or Tablets22
- Connecting to Video Sources23
- Connecting to an HDMI Video Source23
- Connecting to a Component-To-VGA Video Source24
- Connecting to a Composite Video Source25
  - Connecting to External USB Devices25
  - Connecting to a Document Camera26
Installing Batteries in the Remote Control27
- Remote Control Operation27
Opening the Lens Cover29
Using Basic Projector Features30
Turning on the Projector31
- Home Screen32
- Turning on the Projector32
Turning off the Projector34
Setting the Date and Time35
Selecting the Language for the Projector Menus37
Projection Modes38
- Changing the Projection Mode Using the Remote Control38
- Changing the Projection Mode Using the Menus38
Adjusting the Image Height40
Image Shape41
- Auto H/V-Keystone41
- Auto V-Keystone41
- Automatically Correcting the Image Shape with Screen Fit41
- Correcting the Image Shape with the Keystone Buttons43
- Correcting the Image Shape with Quick Corner44
- Resizing the Image with the Zoom Ring47
- Focusing the Image Using the Focus Button48
- Focusing the Image Using the Focus Ring49
- Selecting an Image Source50
Selecting an Image Source52
Image Aspect Ratio52
- Changing the Image Aspect Ratio52
- Available Image Aspect Ratios52
- Projected Image Appearance with each Aspect Mode53
- Image Aspect Ratio53
Color Mode54
- Changing the Color Mode54
- Available Color Modes54
- Setting Auto Iris54
Adjusting the Image Color56
- Adjusting the Hue, Saturation, and Brightness56
- Adjusting the Gamma57
Controlling the Volume with the Volume Buttons60
Adjusting Projector Features61
Projecting Two Images Simultaneously62
- Unsupported Input Source Combinations for Split Screen Projection64
- Split Screen Projection Restrictions64
Projecting a PC Free Presentation65
- Supported PC Free File Types65
- Precautions on PC Free Projection65
- Starting a PC Free Slide Show66
- Starting a PC Free PDF File Presentation67
- Starting a PC Free Movie Presentation69
- PC Free Display Options70
- Controlling a Presentation with Your Hands72
Controlling a Presentation with Your Hands73
- Gesture Presenter Restrictions73
- Shutting off the Image and Sound Temporarily75
Shutting off the Image and Sound Temporarily76
Stopping Video Action Temporarily76
Zooming Images77
- Using the Remote Control as a Wireless Mouse78
Using the Remote Control Asa Wirelessmouse80
Using the Remote Control as a Pointer80
Saving a User's Logo Image81
Color Difference Correction When Projecting from Multiple Projectors83
- Setting the Projector ID83
- Selecting the Projector You Want to Operate83
- Matching Multiple-Projector Display Quality85
Projector Security Features86
- Password Security Types86
- Locking the Projector's Buttons88
  - Unlocking the Projector's Buttons89
- Installing a Security Cable90
Using the Projector on a Network91
Wireless Network Projection92
- Selecting Wireless Network Settings Manually92
- Selecting Wireless Network Settings in Windows94
- Selecting Wireless Network Settings in os X94
- Setting up Wireless Network Security94
Wirelessnetwork Projection from a Mobile Device (Screen100
- Selecting Screen Mirroring Settings100
- Connecting Using Screen Mirroring in Windows 10102
- Connecting Using Screen Mirroring in Windows 8.1103
- Connecting Using Screen Mirroring with the Miracast Function104
Mirroring)100
- Wireless Network Projection from a Mobile Device (Screen Mirroring)100
Secure HTTP105
- Importing a Web Server Certificate Using the Menus105
  - Supported Web Server Certificates105
Controlling the Projector107
Controlling a Networked Projector Using a Web Browser108
- Registering Digital Certificates from a Web Browser110
Using ESC/VP21 Commands112
- Setting up for Using ESC/VP21 Commands112
- ESC/VP21 Command List112
- Communications Protocol112
Adjusting the Menu Settings114
Using the Projector's Menus115
Using the On-Screen Keyboard116
- Available Text Using the On-Screen Keyboard116
Image Quality Settings - Image Menu117
- Image Quality Settings - Image Menu118
Input Signal Settings - Signal Menu119
- Input Signal Settings - Signal Menu120
Projector Feature Settings - Settings Menu121
- Projector Feature Settings - Settings Menu122
Projector Setup Settings - Extended Menu123
- Projector Setup Settings - Extended Menu124
- Projector Network Settings - Network Menu125
Projector Network Settings -Network Menu126
- Network Menu - Screen Mirroring Settings126
- Network Menu - Basic Menu126
- Projector Network Settings - Network Menu126
- Network Menu - Wireless LAN Menu127
- Network Menu - Others Menu130
- Network Menu - Reset Menu130
- Projector Setup Settings - ECO Menu131
Projector Information Display -Info Menu133
- Projector Information Display - Info Menu133
- Info Menu - Projector Info Menu133
  - Event ID Code List134
  - Projector Information Display - Info Menu134
Projector Reset Options - Reset Menu136
Copying Menu Settings between Projectors (Batch Setup)137
- Transferring Settings from a USB Flash Drive137
- Transferring Settings from a Computer138
  - Copying Menu Settings between Projectors (Batch Setup)138
  - Batch Setup Error Notification139
Maintaining the Projector140
Cleaning the Lens141
Cleaning the Projector Case142
Air Filter and Vent Maintenance143
- Cleaning the Air Filter and Vents143
- Replacing the Air Filter143
Projector Lamp Maintenance145
- Replacing the Lamp145
- Resetting the Lamp Timer149
Replacing the Remote Control Batteries150
Solving Problems151
Projection Problems152
- Projector Indicator Status153
- Using the Projector Help Displays155
- Solving Image or Sound Problems156
- Solutions When no Image Appears156
- Solutions When Image Is Incorrect Using the USB Display Function156
Solving Image or Sound Problems157
Using the Projector Help Displays157
- Solutions When "No Signal" Message Appears157
- Displaying from a Laptop157
  - Displaying from a Mac Laptop158
- Solutions When "Not Supported" Message Appears158
- Solutions When Only a Partial Image Appears158
- Solutions When the Image Is Not Rectangular158
- Solutions When the Image Contains Noise or Static159
- Solutions When the Image Is Fuzzy or Blurry159
- Solutions When the Image Brightness or Colors Are Incorrect160
- Solutions to Sound Problems160
- Solutions When Image File Names Are Not Displayed Correctly in PC Free161
Solving Projector or Remote Control Operation Problems162
- Solutions to Projector Power or Shut-Off Problems162
- Solutions to Problems with the Remote Control162
- Solutions to Password Problems163
- Solution When "The Battery that Saves Your Clock Settings Is Running Low" Message Appears163
- Solutions to Gesture Presenter Problems163
Solving Network Problems164
- Solutions When Wireless Authentication Fails164
- Solutions When You Cannot Access the Projector through the Web164
- Solutions When the Image Contains Static During Network Projection164
- Solutions When You Cannot Read the NFC Tag165
- Solutions When You Cannot Connect Using Screen Mirroring165
- Solutions When the Image or Sound Contains Static During Screen Mirroring Connection165
Appendix166
Optional Accessoriesand Replacement Parts167
- Optional Accessories and Replacement Parts167
Screensizeand Projection Distance171
Supported Monitor Display Resolutions171
Projector Specifications173
- Connector Specifications174
External Dimensions175
USB Display System Requirements176
List of Safety Symbols (Corresponding to IEC60950-1 A2)177
Glossary179
Notices181
- FCC Compliance Statement181
- Indication of the Manufacturer and the Importer in Accordance with Requirements of EU Directive182
- Wireless Telegraphy Act Regulations182
- Restriction of Use182
- Operating System References182
- Trademarks182
- Copyright Notice183
- Copyright Attribution183

Epson EB-1781W User Manual

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Epson EB-1781W Specifications

Related product manuals

Brand	Epson
Model	EB-1781W
Category	Projector
Language	English