Epson EH-TW740 - Projector Maintenance; Maintaining the Projector

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Maintaining the Projector

Follow the instructions in these sections to maintain your projector.

gg Related Links

• "Projector Maintenance" p.138

• "Cleaning the Lens" p.139

• "Cleaning the Projector Case" p.140

• "Air Filter and Vent Maintenance" p.141

• "Projector Lamp Maintenance" p.144

Main Page

Default Chapter2
- Table of Contents2
Notations Used in this Guide6
Using the Manual to Search for Information7
- Searching by Keyword7
- Jumping Directly from Bookmarks7
- Printing Only the Pages You Need7
Getting the Latest Version of the Documents8
Introduction to Your Projector9
Projector Features10
- Quick and Easy Setup10
- Easy Wireless Projection10
- List of Functions11
Projector Parts and Functions13
- Projector Parts - Front13
- Projector Parts - Rear14
- Projector Parts - Base15
- Projector Parts - Control Panel15
- Projector Parts - Remote Control16
Setting up the Projector18
Projector Placement19
- Projector Setup and Installation Options20
Installing Batteries in the Remote Control29
Remote Control Operation30
Opening the Lens Cover31
Using Basic Projector Features32
Turning on the Projector33
- Home Screen34
Turning off the Projector36
Setting the Date and Time37
Selecting the Language for the Projector Menus39
Projection Modes40
- Changing the Projection Mode Using the Remote Control40
- Changing the Projection Mode Using the Menus40
- Displaying a Test Pattern42
- Adjusting the Image Height43
Displaying Atest Pattern44
- 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 Ring48
Adjusting the Image Height44
Image Shape44
Resizingthe Imagewith the Zoom Ring49
Focusing the Image Using the Focus Ring49
Selecting an Image Source50
Image Aspect Ratio52
- Changing the Image Aspect Ratio52
- Available Image Aspect Ratios52
- Projected Image Appearance with each Aspect Mode53
Adjusting Image Quality (Color Mode)54
- Changing the Color Mode54
- Available Color Modes54
- Setting Auto Iris54
Controlling the Volume with the Volume Buttons56
Adjusting Projector Features57
Projecting Two Images Simultaneously58
- G G Related Links59
- Projecting Two Images Simultaneously59
- Unsupported Input Source Combinations for Split Screen Projection60
- Split Screen Projection Restrictions60
Projecting a PC Free Presentation61
- Supported PC Free File Types61
- Precautions on PC Free Projection61
- Starting a PC Free Slide Show62
- Starting a PC Free Movie Presentation63
- PC Free Display Options64
- Shutting off the Image and Sound Temporarily66
Shutting off the Image and Sound Temporarily67
Stopping Video Action Temporarily67
Zooming In/Zooming out of Images (E-Zoom)68
- Zooming into Images68
- Zooming out of Images68
- Saving a User's Logo Image70
- Saving a User Pattern71
Saving Auser Pattern72
Color Difference Correction When Projecting from Multiple Projectors72
- Setting the Projector ID72
- Selecting the Projector You Want to Operate72
- Matching Multiple-Projector Display Quality73
Projector Security Features75
- Password Security Types75
- Locking the Projector's Buttons77
  - Unlocking the Projector's Buttons78
- Installing a Security Cable78
Using the Projector on a Network80
Wireless Network Projection81
- Installing the Wireless LAN Module81
- Selecting Wireless Network Settings Manually82
- Selecting Wireless Network Settings in Windows84
- Selecting Wireless Network Settings in Mac85
- Setting up Wireless Network Security85
  - Supported Client and CA Certificates87
- Using a QR Code to Connect a Mobile Device87
- Using a USB Key to Connect a Windows Computer88
Mirroring)90
Wirelessnetwork Projection from a Mobile Device (Screen90
- Wireless Network Projection from a Mobile Device (Screen Mirroring)90
- Selecting Screen Mirroring Settings90
- Connecting Using Screen Mirroring with the Miracast Function92
  - Connecting Using Screen Mirroring in Windows 1092
  - Connecting Using Screen Mirroring in Windows 8.193
Secure HTTP95
- Importing a Web Server Certificate Using the Menus95
  - Supported Web Server Certificates96
Monitoring and Controlling the Projector97
Epson Projector Management98
- G G Related Links98
Controlling a Networked Projector Using a Web Browser99
- Web Control Options100
- Controlling a Networked Projector Using a Web Browser100
Registering Digital Certificates from a Web Browser103
Setting up Projector Network E-Mail Alerts104
- Network Projector E-Mail Alert Messages104
- Setting up Projector Network E-Mail Alerts105
Setting up Monitoring Using SNMP106
Setting Projector Event Schedules107
Adjusting the Menu Settings110
Using the Projector's Menus111
Using the Displayed Keyboard112
- Available Text Using the Displayed Keyboard112
Image Quality Settings - Image Menu113
Input Signal Settings - Signal Menu114
Projector Feature Settings - Settings Menu115
- Projector Setup Settings - Extended Menu117
- Projector Network Settings - Network Menu120
Projector Network Settings -Network Menu121
Projector Setup Settings - Extended Menu121
- Network Menu - Screen Mirroring Settings121
- Network Menu - Basic Menu122
- Network Menu - Wireless LAN Menu123
- Network Menu - Notifications Menu125
- Network Menu - Others Menu126
- Network Menu - Reset Menu127
- Projector Setup Settings - ECO Menu128
Projector Setup Settings -Ecomenu130
Projector Information Display - Info Menu130
- Info Menu - Projector Info Menu130
  - Event ID Code List131
  - Projector Information Display - Info Menu131
Projector Reset Options - Reset Menu133
Copying Menu Settings between Projectors (Batch Setup)134
- Transferring Settings from a USB Flash Drive134
- Transferring Settings from a Computer135
  - Copying Menu Settings between Projectors (Batch Setup)135
  - Batch Setup Error Notification136
Maintaining the Projector137
Projector Maintenance138
Cleaning the Lens139
Cleaning the Projector Case140
Air Filter and Vent Maintenance141
- Cleaning the Air Filter and Vents141
- Replacing the Air Filter141
Projector Lamp Maintenance144
- Replacing the Lamp144
- Resetting the Lamp Timer147
Solving Problems148
Projection Problems149
- Projector Indicator Status150
- Using the Projector Help Displays152
- Solving Image or Sound Problems153
Solving Projector or Remote Control Operation Problems158
- Solutions to Projector Power or Shut-Off Problems158
- Solutions to Problems with the Remote Control158
- Solutions to Password Problems159
- Solution When "The Battery that Saves Your Clock Settings Is Running Low" Message Appears159
Solving Network Problems160
- Solutions When Wireless Authentication Fails160
- Solutions When You Cannot Access the Projector through the Web160
- Solutions When Network Alert E-Mails Are Not Received160
- Solutions When the Image Contains Static During Network Projection161
- Solutions When You Cannot Connect Using Screen Mirroring161
- Solutions When the Image or Sound Contains Static During Screen Mirroring Connection161
Appendix163
Optional Accessoriesand Replacement Parts164
- Optional Accessories and Replacement Parts164
Screen Size and Projection Distance166
Supported Monitor Display Resolutions168
Projector Specifications169
- Connector Specifications169
External Dimensions171
USB Display System Requirements172
List of Safety Symbols and Instructions173
Glossary175
Notices177
- FCC Compliance Statement177
- Indication of the Manufacturer and the Importer in Accordance with Requirements of EU Directive178
- Restriction of Use178
- Operating System References178
- Trademarks178
- Copyright Notice179
- Copyright Attribution179

Epson EH-TW740 - Projector Maintenance; Maintaining the Projector

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