Epson EB-2247U - Focusing the Image Using the Focus Ring

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Focusing the Image Using the Focus Ring

You can correct the focus using the focus ring.

EB‑2247U/EB‑2142W/EB‑2042/EB‑990U/EB‑980W/EB‑970/EB‑109W/EB‑108/

EB‑107/EB‑W39/EB‑X39

EB‑S39

Main Page

Default Chapter2
- Table of Contents2
Notations Used in this Guide7
Introduction to Your Projector8
Projector Features9
- Quick and Easy Setup9
- Easy Wireless Projection9
- Flexible Connectivity10
  - Connect with Computers10
  - Connect with Mobile Devices10
Projector Parts and Functions11
- Projector Parts - Front11
- Projector Parts - Rear12
- Projector Parts - Base14
- Projector Parts - Control Panel15
- Projector Parts - Remote Control16
Setting up the Projector18
Projector Placement19
- Projector Setup and Installation Options20
- Projection Distance20
Projector Connections21
- Connecting to a Computer21
- Connecting to a Computer for VGA Video and Audio21
- Connecting to a Computer for USB Video and Audio22
- Connecting to a Computer for HDMI Video and Audio23
- Connecting to Smartphones or Tablets23
- Connecting to Video Sources24
- Connecting to an HDMI Video Source24
- Connecting to a Component-To-VGA Video Source25
- Connecting to a Composite Video Source26
- Connecting to External USB Devices26
- Connecting to a Document Camera27
- Connecting to External Output Devices28
Installing Batteries in the Remote Control30
Remote Control Operation31
Opening the Lens Cover32
Using Basic Projector Features33
Turning on the Projector34
- Home Screen35
- G G Related Links35
- Turning on the Projector35
Turning off the Projector37
Setting the Date and Time38
Selecting the Language for the Projector Menus40
Projection Modes41
- Changing the Projection Mode Using the Remote Control41
- Changing the Projection Mode Using the Menus41
- Adjusting the Image Height43
Adjusting the Image Height44
- Image Shape44
- Auto V-Keystone44
- Correcting the Image Shape with the Horizontal Keystone Slider44
- Correcting the Image Shape with the Keystone Buttons45
- Correcting the Image Shape with Quick Corner46
- Resizing the Image with the Zoom Ring49
- Resizing the Image with the Buttons50
Image Shape44
Resizingthe Imagewith the Buttons51
Focusing the Image Using the Focus Ring51
Selecting an Image Source52
Image Aspect Ratio54
- Changing the Image Aspect Ratio54
- Available Image Aspect Ratios54
- Projected Image Appearance with each Aspect Mode55
- Image Aspect Ratio55
Color Mode56
- Changing the Color Mode56
- Available Color Modes56
- Setting Auto Iris56
- Color Mode57
Controlling the Volume with the Volume Buttons58
Adjusting Projector Features59
Projecting Two Images Simultaneously60
- Unsupported Input Source Combinations for Split Screen Projection61
- G G Related Links61
- Split Screen Projection Restrictions62
- Projecting Two Images Simultaneously62
Projecting a PC Free Presentation63
- Supported PC Free File Types63
- Precautions on PC Free Projection63
- Starting a PC Free Slide Show64
- Projecting a PC Free Presentation64
- Starting a PC Free Movie Presentation65
- PC Free Display Options66
- Shutting off the Image and Sound Temporarily68
Shutting off the Image and Sound Temporarily69
Stopping Video Action Temporarily69
Zooming Images70
- Using the Remote Control as a Wireless Mouse71
- Using the Remote Control as a Pointer73
- Saving a User's Logo Image74
- Saving a User Pattern76
Saving Auser Pattern77
Color Difference Correction When Projecting from Multiple Projectors77
- Setting the Projector ID77
- Selecting the Projector You Want to Operate77
- Matching Multiple-Projector Display Quality79
Projector Security Features80
- Password Security Types80
- Locking the Projector's Buttons83
  - Unlocking the Projector's Buttons84
- Installing a Security Cable84
Using the Projector on a Network85
Wired Network Projection86
- Connecting to a Wired Network86
- Selecting Wired Network Settings86
Wireless Network Projection89
- Installing the Wireless LAN Module89
- Selecting Wireless Network Settings Manually90
- Selecting Wireless Network Settings in Windows93
- Selecting Wireless Network Settings in Mac93
- Setting up Wireless Network Security93
- Supported Client and CA Certificates95
- Using a QR Code to Connect a Mobile Device96
- Using a USB Key to Connect a Windows Computer96
Wirelessnetwork Projection from a Mobile Device (Screen98
- Wireless Network Projection from a Mobile Device (Screen Mirroring)98
- Selecting Screen Mirroring Settings98
- Connecting Using Screen Mirroring with the Miracast Function100
  - Connecting Using Screen Mirroring in Windows 10100
  - Connecting Using Screen Mirroring in Windows 8.1101
Mirroring)98
Secure HTTP103
- Importing a Web Server Certificate Using the Menus103
  - Supported Web Server Certificates104
Monitoring and Controlling the Projector105
Epson Projector Management106
Controlling a Networked Projector Using a Web Browser107
- Registering Digital Certificates from a Web Browser109
Setting up Projector Network E-Mail Alerts111
- Network Projector E-Mail Alert Messages111
Setting up Monitoring Using SNMP112
Using ESC/VP21 Commands113
- ESC/VP21 Command List113
- Cable Layouts114
- Using ESC/VP21 Commands114
Pjlink Support115
Crestron Roomview Support116
- Setting up Crestron Roomview Support116
- Controlling a Networked Projector Using Crestron Roomview116
Image Quality Settings -Image Menu127
Input Signal Settings - Signal Menu127
Projector Feature Settings - Settings Menu129
Projector Setup Settings - Extended Menu131
Projector Network Settings - Network Menu134
- Network Menu - Screen Mirroring Settings135
- Network Menu - Basic Menu136
- Network Menu - Wireless LAN Menu137
- Network Menu - Wired LAN Menu140
- Network Menu - Notifications Menu140
- Network Menu - Others Menu142
- Network Menu - Reset Menu142
Projector Setup Settings - ECO Menu144
Projector Information Display - Info Menu146
- Info Menu - Projector Info Menu146
  - Event ID Code List147
Projector Reset Options - Reset Menu149
Copying Menu Settings between Projectors (Batch Setup)150
- Transferring Settings from a USB Flash Drive150
- Transferring Settings from a Computer151
  - Batch Setup Error Notification152
Maintaining the Projector153
- Projector Maintenance154
- Cleaning the Lens155
- Cleaning the Projector Case156
- Air Filter and Vent Maintenance157
- Cleaning the Air Filter and Vents157
- Replacing the Air Filter157
Projector Lamp Maintenance160
Replacing the Remote Control Batteries164
Solving Problems165
Projection Problems166
Projector Indicator Status167
Using the Projector Help Displays169
Solving Image or Sound Problems170
- Solutions When no Image Appears170
- Solutions When Image Is Incorrect Using the USB Display Function171
- Solutions When "No Signal" Message Appears171
  - Displaying from a Laptop171
  - Displaying from a Mac Laptop172
- Solutions When "Not Supported" Message Appears172
- Solutions When Only a Partial Image Appears172
- Solutions When the Image Is Not Rectangular172
- Solutions When the Image Contains Noise or Static173
- Solutions When the Image Is Fuzzy or Blurry173
- Solutions When the Image Brightness or Colors Are Incorrect174
- Solutions to Sound Problems174
  - Solutions to Microphone Problems175
- Solutions When Image File Names Are Not Displayed Correctly in PC Free175
- Solving Projector or Remote Control Operation Problems176
- Solutions to Projector Power or Shut-Off Problems176
- Solutions to Problems with the Remote Control176
Solving Projector or Remote Control Operation Problems177
- Solutions to Password Problems177
- Solution When "The Battery that Saves Your Clock Settings Is Running Low" Message Appears177
Solving Network Problems178
- Solutions When Wireless Authentication Fails178
- Solutions When You Cannot Access the Projector through the Web178
- Solutions When Network Alert E-Mails Are Not Received178
- Solutions When the Image Contains Static During Network Projection179
- Solutions When You Cannot Connect Using Screen Mirroring179
- Solutions When the Image or Sound Contains Static During Screen Mirroring Connection180
Appendix181
Optional Accessories and Replacement Parts182
- Screens182
- Cables182
- Mounts182
- For Wireless Connection182
- External Devices183
- Replacement Parts183
Screen Size and Projection Distance184
Supported Monitor Display Resolutions189
Projector Specifications191
- Connector Specifications192
External Dimensions194
USB Display System Requirements196
List of Safety Symbols (Corresponding to IEC60950-1 A2)197
Glossary199
Notices201
- FCC Compliance Statement201
- Indication of the Manufacturer and the Importer in Accordance with Requirements of EU Directive202
- Restriction of Use202
- Operating System References202
- Trademarks202
  - Copyright Attribution203
  - Copyright Notice203

Epson EB-2247U - Focusing the Image Using the Focus Ring

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