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Epson 2255U Users Guide - Page 96

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1. Turn on the projector and display an image. Note: You can display a pattern to aid in adjusting the projected image using the Settings menu. Note: You can also display the pattern by pressing the User button on the remote control (if the test pattern is assigned to this button). 2. Press one of these keystone buttons on the control panel to display the Keystone adjustment screen. 96

Section	Page
Contents	3
Introduction to Your Projector	12
Projector Features	12
Product Box Contents	13
Additional Components	15
Additional Projector Software and Manuals	16
Optional Equipment and Replacement Parts	17
Warranty and Registration Information	18
Notations Used in the Documentation	18
Where to Go for Additional Information	18
Projector Part Locations	19
Projector Parts - Front/Top	20
Projector Parts - Rear	23
Projector Parts - Base	25
Projector Parts - Control Panel	26
Projector Parts - Remote Control	27
Setting Up the Projector	30
Projector Placement	30
Projector Setup and Installation Options	30
Projection Distance	32
Projector Connections	35
Connecting to Computer Sources	35
Connecting to a Computer for USB Video and Audio	35
Connecting to a Computer for VGA Video	36
Connecting to a Computer for HDMI Video and Audio	37
Connecting to a Computer for USB Mouse Control	38
Connecting to a Computer for Sound	39
Connecting to Video Sources	39
Connecting to an HDMI Video Source	40
Connecting to an MHL-Compatible Device	40
Connecting to a Component Video Source	41
Connecting to a Composite Video Source	42
Connecting to a Video Source for Sound	43
Connecting to an HDBaseT Transmitter	44
Connecting to an External Computer Monitor	45
Connecting to External Speakers	46
Connecting to External USB Devices	47
USB Device Projection	48
Connecting a USB Device or Camera to the Projector	48
Selecting the Connected USB Source	49
Disconnecting a USB Device or Camera From the Projector	49
Connecting to a Document Camera	50
Installing Batteries in the Remote Control	50
Opening the Lens Cover	52
Using the Projector on a Network	53
Wired Network Projection	53
Connecting to a Wired Network	53
Selecting Wired Network Settings	54
Wireless Network Projection	57
Installing the Wireless LAN Module	58
Installing the Wireless LAN Module into the USB-A port	60
Using a QR Code to Connect a Mobile Device	62
Using Quick Wireless Connection (Windows)	64
Selecting Wireless Network Settings Manually	66
Wireless LAN Menu Settings	69
Selecting Wireless Network Settings in Windows	70
Selecting Wireless Network Settings on Mac	71
Setting Up Wireless Network Security	71
Wireless Network Projection from a Mobile Device (Screen Mirroring)	72
Screen Mirroring Restrictions	72
Selecting Screen Mirroring Settings	73
Connecting for Screen Mirroring with Miracast	74
Connecting for Screen Mirroring with a Windows 8.x/10 Computer	75
Setting Up Projector Network E-Mail Alerts	75
Network Projector E-mail Alert Messages	77
Setting Up Monitoring Using SNMP	77
Controlling a Networked Projector Using a Web Browser	79
Crestron RoomView Support	81
Setting Up Crestron RoomView Support	82
Controlling a Networked Projector Using Crestron RoomView	83
Using Basic Projector Features	85
Turning On the Projector	85
Using the Home Screen	87
Turning Off the Projector	88
Selecting the Language for the Projector Menus	90
Adjusting the Image Height	91
Image Shape	92
Automatically Correcting Image Shape with Screen Fit	93
Correcting Image Shape with the Horizontal Keystone Slider	95
Correcting Image Shape with the Keystone Buttons	95
Correcting Image Shape with Quick Corner	98
Resizing the Image with the Zoom Ring	100
Focusing the Image Using the Focus Ring	100
Focusing the Image with Focus Help	101
Remote Control Operation	103
Using the Remote Control as a Wireless Mouse	104
Using the Remote Control as a Pointer	105
Selecting an Image Source	105
Projection Modes	107
Changing the Projection Mode Using the Remote Control	107
Changing the Projection Mode Using the Menus	108
Image Aspect Ratio	109
Changing the Image Aspect Ratio	109
Available Image Aspect Ratios	110
Color Mode	111
Changing the Color Mode	112
Available Color Modes	112
Turning On Auto Iris	113
Controlling the Volume with the Volume Buttons	114
Projecting a PC Free Presentation	114
Supported PC Free File Types	115
Starting a PC Free Slide Show	116
Starting a PC Free PDF File Presentation	118
Starting a PC Free Movie Presentation	120
PC Free Display Options	121
Adjusting Projector Features	123
Shutting Off the Picture and Sound Temporarily	123
Stopping Video Action Temporarily	124
Zooming Into and Out of Images	125
Projector Security Features	126
Password Security Types	126
Setting a Password	126
Selecting Password Security Types	128
Entering a Password to Use the Projector	129
Saving a User's Logo Image to Display	130
Locking the Projector's Buttons	132
Unlocking the Projector's Buttons	133
Installing a Security Cable	133
Projector Identification System for Multiple Projector Control	134
Setting the Projector ID	134
Setting the Remote Control ID	135
Matching the Image Colors	136
Projecting Two Images Simultaneously	138
Input Sources for Split Screen Projection	139
Controlling a Presentation Using Hand Gestures	140
Scheduling Projector Events	143
Saving a Scheduled Event	143
Viewing Scheduled Events	143
Editing a Scheduled Event	144
Adjusting the Menu Settings	146
Using the Projector's Menus	146
Image Quality Settings - Image Menu	148
Input Signal Settings - Signal Menu	150
Projector Feature Settings - Settings Menu	153
Projector Setup Settings - Extended Menu	157
Projector Network Settings - Network Menu	161
Projector Setup Settings - ECO Menu	163
Projector Information Display - Info Menu	166
Event ID Code List	167
Projector Reset Options - Reset Menu	169
Maintaining and Transporting the Projector	171
Projector Maintenance	171
Cleaning the Lens	171
Cleaning the Projector Case	172
Air Filter and Vent Maintenance	172
Cleaning the Air Filter and Vents	173
Replacing the Air Filter	173
Projector Lamp Maintenance	175
Replacing the Lamp	176
Resetting the Lamp Timer	185
Replacing the Remote Control Batteries	186
Transporting the Projector	188
Solving Problems	189
Projection Problem Tips	189
Projector Light Status	190
Using the Projector Help Displays	193
Solving Image or Sound Problems	193
Solutions When No Image Appears	194
Solutions When Image is Incorrect Using the USB Display Function	195
Solutions When \	195
Displaying From a PC Laptop	196
Displaying From a Mac Laptop	196
Solutions When No Image Appears on an External Monitor	197
Solutions When \	197
Solutions When Only a Partial Image Appears	197
Solutions When the Image is Not Rectangular	198
Solutions When the Image Contains Noise or Static	199
Solutions When the Image is Fuzzy or Blurry	199
Solutions When the Image Brightness or Colors are Incorrect	200
Solutions to Sound Problems	201
Solving Projector or Remote Control Operation Problems	202
Solutions to Projector Power or Shut-Off Problems	202
Solutions to Problems with the Remote Control	203
Solutions to Password Problems	204
Solutions When Using HDMI Link	204
Solving Network Problems	205
Solutions When Wireless Authentication Fails	205
Solutions When You Cannot Access the Projector Through the Web	205
Solutions When Network Alert E-Mails are Not Received	206
Where to Get Help	206
Technical Specifications	208
General Projector Specifications	208
Projector Lamp Specifications	212
Remote Control Specifications	213
Projector Dimension Specifications	214
Projector Electrical Specifications	214
Projector Environmental Specifications	216
Projector Safety and Approvals Specifications	217
Supported Video Display Formats	217
USB Display System Requirements	219
Notices	221
Recycling	221
Important Safety Information	221
Important Safety Instructions	222
Restriction of Use	225
List of Safety Symbols (corresponding to IEC60950-1 A2)	225
FCC Compliance Statement	229
Open Source Software License	229
Binding Arbitration and Class Waiver	284
Trademarks	287
Copyright Notice	287
A Note Concerning Responsible Use of Copyrighted Materials	288