Epson EB-L520U - Projector Maintenance and Troubleshooting; Routine Projector Maintenance

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Maintaining the Projector

Follow the instructions in these sections to maintain your projector.

gg Related Links

• "Projector Maintenance" p.211

• "Cleaning the Lens" p.212

• "Cleaning the Projector Case" p.213

• "Air Filter and Vent Maintenance" p.214

• "Updating the Firmware" p.218

Main Page

Default Chapter2
- Table of Contents2
Notations Used in this Guide8
Using the Manual to Search for Information9
- Searching by Keyword9
- Jumping Directly from Bookmarks9
- Printing Only the Pages You Need9
Getting the Latest Version of the Documents10
Introduction to Your Projector11
Projector Features12
- Long-Life Laser Light Source12
- Quick and Easy Setup12
- Easy Wireless Projection12
- Managing over a Network13
- Projecting for Exhibitions13
Projector Parts and Functions15
- Projector Parts - Front/Top15
- Projector Parts - Rear16
- Projector Parts - Base17
- Projector Parts - Interface Ports17
- Projector Parts - Control Panel18
- Name Function18
- Eb-L635Su/Eb-L63018
- Su/Eb-L630U/Eb-L5318
- Projector Parts - Remote Control19
Setting up the Projector21
- Projector Placement22
- Notes on Transporting23
- Projector Setup and Installation Options24
- Precautions on Installation24
Projector Placement26
- Projection Distance26
- Installing the Safety Wire27
- When Using the Ceiling Mount ELPMB2227
- When Using the Ceiling Mount ELPMB3028
Projector Connections30
- Connecting to a Computer30
  - Connecting to a Computer for VGA Video and Audio30
  - Connecting to a Computer for HDMI Video and Audio31
- Connecting to Video Sources31
  - Connecting to an HDMI Video Source31
- Connecting to External USB Devices32
- Connecting to a Document Camera33
- Connecting to a Streaming Media Player33
- Connecting to an Hdbaset Transmitter34
- Connecting to External Devices34
- Connecting Multiple Projectors of the same Model36
  - Menu Settings for Multiple Projector Connections37
Attaching and Removing the Cable Cover38
Installing Batteries in the Remote Control39
- Remote Control Operation40
- Using Basic Projector Features41
- Turning on the Projector42
Turning on the Projector43
- Home Screen43
- Turning off the Projector44
- Setting the Date and Time45
- Selecting the Language for the Projector Menus47
Projection Modes48
- Changing the Projection Mode Using the Remote Control48
- Changing the Projection Mode Using the Menus48
Setting the Screen Type50
- Adjusting the Image Position Using Screen Position50
- Changing the Horizontal Position of the Image Using Screen Shift51
Adjusting the Image Position Using Lens Shift53
Displaying a Test Pattern55
Adjusting the Image Height56
Image Shape57
- Correcting Image Shape with H/V Keystone57
- Correcting the Image Shape with Quick Corner59
- Correcting Image Shape with Arc Correction61
- Correcting Image Shape with Point Correction63
- Loading Image Shape Setting from Memory65
Resizing the Image with the Zoom Ring66
Reducing the Image Using Digital Zoom67
- Adjusting the Image Position Using Image Shift67
Focusing the Image Using the Focus Ring69
Selecting an Image Source70
Image Aspect Ratio72
- Changing the Image Aspect Ratio72
- Available Image Aspect Ratios72
Adjusting Image Quality (Color Mode)74
- Changing the Color Mode74
Adjusting the Image Resolution81
Adjusting the Brightness81
- Constant Brightness Usage Hours82
- Light Source Operation Time83
Controlling the Volume with the Volume Buttons84
Adjusting Projector Features85
Projecting Multiple Images Simultaneously86
- Unsupported Input Source Combinations for Split Screen Projection88
- Split Screen Projection Restrictions88
Projecting a PC Free Presentation89
- Supported PC Free File Types89
- Precautions on PC Free Projection90
- Starting a PC Free Slide Show90
- Starting a PC Free Movie Presentation92
- PC Free Display Options93
Projecting in Content Playback Mode94
- Supported Content Playback Mode File Types94
- Switching to Content Playback Mode95
- Projecting Your Playlists96
  - Creating Playlists Using Epson Web Control96
- Adding Effects to Your Projected Image98
- Content Playback Mode Restrictions100
- Shutting off the Image and Sound Temporarily101
Shutting off the Image and Sound Temporarily102
Stopping Video Action Temporarily102
Zooming Images (E-Zoom)103
Zooming In/Zooming out of Images (E-Zoom)104
- Zooming into Images104
- Zooming out of Images104
- Saving a User's Logo Image106
- Saving Settings to Memory and Using Saved Settings108
Saving Settings to Memory and Using Savedsettings109
Using Advanced Image Adjustment Features109
- Adjusting the Color Tone (Color Uniformity)109
- Running Light Source Calibration110
Using Multiple Projectors112
- Multiple Projector Adjustment Overview112
- Projector Identification System for Multiple Projector Control113
  - Setting the Projector ID113
  - Selecting the Projector You Want to Operate114
- Tiling Images into One Image115
  - Configuring Tiling115
- Blending the Image Edges116
  - Adjusting the Black Level118
  - Modifying the Black Level Adjustment Area120
- Matching the Image Colors120
- Scaling an Image121
Projector Security Features124
- Password Security Types124
- Locking the Projector's Buttons126
  - Unlocking the Projector's Buttons127
- Locking the Remote Control Buttons127
- Installing a Security Cable128
- Using the Projector on a Network129
Using the Projector on a Network130
Wired Network Projection130
- Connecting to a Wired Network130
  - Selecting Wired Network Settings130
  - G G Related Links130
Wireless Network Projection133
- Safety Instructions for Built-In Wireless LAN Module133
- Installing the Wireless LAN Module133
- Connection Methods for Wireless Network Projection134
- Selecting Wireless Network Settings Manually135
  - Selecting Wireless Network Settings in Windows138
  - Selecting Wireless Network Settings in Mac139
- Setting up Wireless Network Security for Simple AP Mode139
- Setting up Wireless Network Security for Infrastructure Mode139
  - Supported Client and CA Certificates141
- Using a QR Code to Connect a Mobile Device142
- Using a USB Key to Connect a Windows Computer142
- Using the Wireless Presentation System to Connect Windows/Mac Computers143
  - Setting up the Wireless Presentation System for the First Time143
  - Projecting with the Wireless Presentation System144
Wireless Network Projection from a Mobile Device (Screen Mirroring)145
- Selecting Screen Mirroring Settings145
- Connecting Using Screen Mirroring with the Miracast Function147
- Connecting Using Screen Mirroring in Windows 10148
- Connecting Using Screen Mirroring in Windows 8.1148
Secure HTTP150
- Importing a Web Server Certificate Using the Menus150
  - Supported Web Server Certificates151
Screen Sharing152
- Sharing the Screen152
  - Finishing the Screen Sharing153
- Receiving Shared Screen Images154
- Monitoring and Controlling the Projector155
- Epson Projector Management156
- Controlling a Networked Projector Using a Web Browser157
Epsonprojector Management158
- Web Control Options158
- Registering Digital Certificates from a Web Browser166
- Registering Digital Certificates from a Web Browser167
Controlling a Networked Projector Using Aweb Browser158
Registering Digital Certificates from Aweb Browser168
Setting up Projector Network E-Mail Alerts168
- Network Projector E-Mail Alert Messages168
Setting up Monitoring Using SNMP169
Using ESC/VP21 Commands170
- ESC/VP21 Command List170
- Cable Layouts170
Pjlink Support171
Crestron Connected Support172
- Setting up Crestron Connected Support172
Operating the Projector Using Web API173
- Enabling Web API173
Setting Projector Event Schedules174
Adjusting the Menu Settings177
Using the Projector's Menus178
Using the Displayed Keyboard179
- Available Text Using the Displayed Keyboard179
Image Quality Settings - Image Menu180
Input Signal Settings - Signal I/O Menu183
- Input Signal Settings - Signal I/O Menu184
Projector Installation Settings - Installation Menu185
- Projector Installation Settings - Installation Menu186
- Projector Display Settings - Display Menu187
Projector Administration Settings -Management Menu193
Projector Feature Settings - Operation Menu193
Projector Display Settings - Display Menu193
- Event ID Code List193
- Projector Network Settings - Network Menu195
Projector Network Settings -Network Menu196
- Network Menu - Network Settings Menu196
Multiple Projector Operation Settings - Multi-Projection Menu203
Image Quality Memory Settings - Memory Menu205
Projector Initial Settings and Reset Options - Initial/All Settings Menu206
Copying Menu Settings between Projectors (Batch Setup)207
- Transferring Settings from a USB Flash Drive207
- Transferring Settings from a Computer208
  - Batch Setup Error Notification209
Maintaining the Projector210
Projector Maintenance211
Cleaning the Lens212
Cleaning the Projector Case213
Air Filter and Vent Maintenance214
- Cleaning the Air Filters and Intake Vents214
- Replacing the Air Filter216
Updating the Firmware218
- Updating Firmware Using a USB Storage Device218
- Updating Firmware Using a Computer and USB Cable219
Solving Problems221
Projection Problems222
- Projector Indicator Status223
Viewing the Status Display226
Solving Image or Sound Problems229
- Solutions When no Image Appears229
- Solutions When "No Signal" Message Appears229
  - Displaying from a Windows Laptop230
  - Displaying from a Mac Laptop230
- Solutions When "Not Supported" Message Appears230
- Solutions When Only a Partial Image Appears230
- Solutions When the Image Is Not Rectangular231
- Solutions When the Image Contains Noise or Static231
- Solutions When the Image Is Fuzzy or Blurry232
- Solutions When the Image Brightness or Colors Are Incorrect233
- Solutions When an Afterimage Remains on the Projected Image233
- Solutions to Sound Problems233
- Solutions When Image File Names Are Not Displayed Correctly in PC Free234
- Solutions When You Cannot Project Images Using the PC Free Feature234
- G G Related Links234
- Input Signal Settings - Signal I/O Menu234
Solving Projector or Remote Control Operation Problems235
- Solutions to Projector Power or Shut-Off Problems235
- Solutions to Problems with the Remote Control235
- Solutions to Password Problems236
- Solution When "The Battery that Saves Your Clock Settings Is Running Low" Message Appears236
Solving Network Problems237
- Solutions When Wireless Authentication Fails237
- Solutions When You Cannot Access the Projector through the Web237
- Solutions When Network Alert E-Mails Are Not Received237
- Solutions When the Image Contains Static During Network Projection238
- Solutions When You Cannot Connect Using Screen Mirroring238
- Solutions When You Cannot Use Two Screen Mirroring Sources238
- Solutions When the Image or Sound Contains Static During Screen Mirroring Connection239
- Solutions When You Cannot Receive Shared Images239
- Solutions to Problems in Content Playback Mode240
Solutions When HDMI Link Does Not Function241
Appendix242
Optional Accessories and Replacement Parts243
- Screens243
- Cables243
- Mounts243
- For Wireless Connection243
- External Devices243
- Replacement Parts244
Screen Size and Projection Distance245
- Eb-L735U/Eb-L730U/Eb-L635Su/Eb-L630Su/Eb-L630U/Eb-L530U245
- Eb-L720U/Eb-L520U248
Supported Monitor Display Resolutions250
Projector Specifications254
- Connector Specifications255
External Dimensions256
Supported Features for Epson Projector Content Manager257
Supported Features for the Epson Projector Professional Tool258
List of Safety Symbols and Instructions259
Laser Safety Information261
- Laser Warning Labels261
Glossary263
Notices265
- FCC Compliance Statement265
- Indication of the Manufacturer and the Importer in Accordance with266
- Requirements of EU Directive266
- Restriction of Use266
- Operating System References266
- Trademarks266

Epson EB-L520U - Projector Maintenance and Troubleshooting; Routine Projector Maintenance

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