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Epson G7905UNL Users Guide - Page 90

the center of the image is focused.

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2. Carefully rotate the distortion ring all the way counter-clockwise. Note: Be careful not to shift the short throw lens when adjusting it to prevent the projected image from shifting. 3. Support the front of the lens with one hand and use the other to carefully rotate the focus ring until the center of the image is focused. 90

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	19
Notations Used in the Documentation	19
Where to Go for Additional Information	20
Projector Part Locations	20
Projector Parts - Front/Top	21
Projector Parts - Rear	22
Projector Parts - Interface Ports	23
Projector Parts - Base	24
Projector Parts - Control Panel	25
Projector Parts - Remote Control	26
Setting Up the Projector	29
Projector Placement	29
Projector Setup and Installation Options	29
Projection Distance	32
Projector Connections	39
Connecting to Computer Sources	40
Connecting to a Computer for VGA Video	40
Connecting to a Computer for HDMI Video and Audio	41
Connecting to a Computer for DVI-D Video	42
Connecting to a Computer for 5 BNC Video	42
Connecting to a Computer for Sound	43
Connecting to Video Sources	43
Connecting to an HDMI Video Source	43
Connecting to a Component-to-BNC Video Source	44
Connecting to a Component Video Source	45
Connecting to a Video Source for Sound	45
Connecting to an HDBaseT Transmitter	46
Connecting to an External Computer Monitor	47
Connecting to External Speakers	48
Attaching and Removing a Lens	48
Attaching a Lens	49
Removing a Lens	51
Attaching and Removing the Cable Cover	53
Installing Batteries in the Remote Control	54
Using the Projector on a Network	57
Wired Network Projection	57
Connecting to a Wired Network	57
Selecting Wired Network Settings	58
Wireless Network Projection	60
Installing the Wireless LAN Module	61
Using Quick Wireless Connection (Windows Only)	64
Selecting Wireless Network Settings Manually	66
Wireless LAN Menu Settings	69
Selecting Wireless Network Settings in OS X	70
Selecting Wireless Network Settings in Windows	70
Setting Up Projector Network E-Mail Alerts	71
Network Projector E-mail Alert Messages	72
Selecting Other Network Settings	72
Controlling a Networked Projector Using a Web Browser	74
Web Control Options	75
Crestron RoomView Support	81
Setting Up Crestron RoomView Support	81
Controlling a Networked Projector Using Crestron RoomView	82
Using Basic Projector Features	84
Turning On the Projector	84
Turning Off the Projector	86
Selecting the Language for the Projector Menus	86
Resizing the Image with the Zoom Button	87
Focusing the Image Using the Focus Button	88
Focusing the Image with the Optional Short Throw Lens	89
Setting the Lens Type	91
Setting the Screen Type	92
Adjusting the Image Position Using Lens Shift	93
Adjusting the Image Position Using Screen Position	93
Displaying a Test Pattern	94
Available Test Pattern Image Adjustments	95
Adjusting the Image Height	95
Image Shape	96
Correcting Image Shape with H/V Keystone	97
Correcting Image Shape with Quick Corner	100
Correcting Image Shape with Curved Surface	102
Correcting Image Shape with Point Correction	106
Correcting Image Shape with Corner Wall	108
Selecting an Image Source	114
Remote Control Operation	115
Projection Modes	117
Changing the Projection Mode Using the Remote Control	117
Changing the Projection Mode Using the Menus	118
Image Aspect Ratio	118
Changing the Image Aspect Ratio	119
Available Image Aspect Ratios	119
Color Mode	120
Changing the Color Mode	121
Available Color Modes	121
Turning On Auto Iris	122
Controlling the Volume with the Volume Buttons	123
Setting the Date and Time	124
Adjusting Projector Features	126
Shutting Off the Picture and Sound Temporarily	126
Stopping Video Action Temporarily	127
Zooming Into and Out of Images	127
Projector Security Features	128
Password Security Types	129
Setting a Password	129
Selecting Password Security Types	130
Entering a Password to Use the Projector	131
Saving a User's Logo Image to Display	132
Locking the Projector's Buttons	134
Unlocking the Projector's Buttons	135
Installing a Security Cable	136
Projecting Two Images Simultaneously	137
Using Multiple Projectors	139
Projector Identification System for Multiple Projector Control	140
Setting the Projector ID	140
Setting the Remote Control ID	141
Adjusting the Position of the Projected Image From Multiple Projectors	142
Scaling an Image	143
Adjusting the Lamp's Brightness	144
Blending the Image Edges	145
Adjusting the Black Level	147
Matching the Image Colors	149
Adjusting the Color Tone (Color Uniformity)	151
Adjusting the Color Convergence (Panel Alignment)	152
Configuring Tiling	155
Enabling Protocol Emulation	156
Viewing 3D Images	157
Saving Settings to Memory and Using Saved Settings	157
Saving a Scheduled Event	158
Viewing Scheduled Events	159
Editing a Scheduled Event	160
Copying Menu Settings Between Projectors	161
Saving Settings to a USB Flash Drive	162
Transferring Settings From a USB Flash Drive	163
Saving Settings to a Computer	164
Transferring Settings From a Computer	166
Adjusting the Menu Settings	168
Using the Projector's Menus	168
Image Quality Settings - Image Menu	170
Input Signal Settings - Signal Menu	172
Projector Feature Settings - Settings Menu	176
Projector Setup Settings - Extended Menu	179
Projector Network Settings - Network Menu	186
Projector Information Display - Info Menu	187
Event ID Code List	189
Projector Reset Options - Reset Menu	190
Maintaining and Transporting the Projector	192
Projector Maintenance	192
Cleaning the Lens	192
Cleaning the Projector Case	193
Air Filter and Vent Maintenance	193
Cleaning the Air Filter	194
Replacing the Air Filter	197
Projector Lamp Maintenance	199
Replacing the Lamp	199
Resetting the Lamp Timer	203
Replacing the Remote Control Batteries	204
Transporting the Projector	206
Solving Problems	207
Projection Problem Tips	207
Projector Light Status	208
Viewing the Status Display	212
Projector Status Display Messages	214
Using the Projector Help Displays	218
Solving Image or Sound Problems	219
Solutions When No Image Appears	219
Solutions When \	220
Displaying From a PC Laptop	221
Displaying From a Mac Laptop	221
Solutions When \	221
Solutions When Only a Partial Image Appears	222
Solutions When the Image is Not Rectangular	222
Solutions When the Image Contains Noise or Static	223
Solutions When the Image is Fuzzy or Blurry	224
Solutions When the Image Brightness or Colors are Incorrect	225
Solutions When a 3D Image Does Not Display Correctly	225
Solutions to Sound Problems	226
Solving Projector or Remote Control Operation Problems	227
Solutions to Projector Power or Shut-Off Problems	227
Solutions to Problems with the Remote Control	228
Solutions to Password Problems	229
Solving Network Problems	229
Solutions When You Cannot Access the Projector Through the Web	229
Solutions When Network Alert E-Mails are Not Received	230
Solutions When You Cannot Access the Projector Using iProjection	230
Where to Get Help	231
Technical Specifications	233
General Projector Specifications	233
Projector Lamp Specifications	235
Remote Control Specifications	236
Projector Dimension Specifications	236
Projector Electrical Specifications	237
Projector Environmental Specifications	238
Projector Safety and Approvals Specifications	239
Supported Video Display Formats	239
Notices	243
Recycling	243
Important Safety Information	243
Important Safety Instructions	243
Restriction of Use	246
List of Safety Symbols (corresponding to IEC60950-1 A2)	246
FCC Compliance Statement	250
Open Source Software License	251
Trademarks	297
Copyright Notice	298
A Note Concerning Responsible Use of Copyrighted Materials	298