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Epson PowerLite Home Cinema 740HD User Manual - Page 163

Solutions When the Image is Not Rectangular, Solutions When the Image Contains Noise or Static

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Related references Input Signal Settings - Signal Menu Supported Video Display Formats Solutions When the Image is Not Rectangular If the projected image is not evenly rectangular, try the following solutions: • Turn on automatic keystone adjustments using the projector's menus. • Place the projector directly in front of the center of the screen, facing it squarely, if possible. • If you adjusted the projector height using the projector feet, press the keystone buttons on the projector to adjust the image shape. • Adjust the position of the projector's horizontal keystone slider. Parent topic: Solving Image or Sound Problems Related references Projector Feature Settings - Settings Menu Related tasks Correcting Image Shape with the Horizontal Keystone Slider Correcting Image Shape with the Keystone Buttons Correcting Image Shape with Quick Corner Solutions When the Image Contains Noise or Static If the projected image seems to contain electronic interference (noise) or static, try the following solutions: • Check the cables connecting your computer or video source to the projector. They should be: • Separated from the power cord to prevent interference • Securely connected at both ends • Not connected to an extension cable • No longer than 10 feet (3 m) for VGA/computer cables or 24 feet (7.3 m) for HDMI cables • Check the settings on the projector's Signal menu to make sure they match the video source. • Select a computer video resolution and refresh rate that are compatible with the projector. 163

Section	Page
Contents	3
Introduction to Your Projector	10
Projector Features	10
Product Box Contents	11
Additional Components	12
Optional Equipment and Replacement Parts	13
Warranty and Registration Information	14
Notations Used in the Documentation	14
Where to Go for Additional Information	14
Projector Part Locations	15
Projector Parts - Front/Top	16
Projector Parts - Rear	18
Projector Parts - Base	20
Projector Parts - Control Panel	21
Projector Parts - Remote Control	23
Setting Up the Projector	25
Projector Placement	25
Projector Setup and Installation Options	25
Projection Distance	27
Projector Connections	29
Connecting to Computer Sources	30
Connecting to a Computer for USB Video and Audio	30
Connecting to a Computer for VGA Video	31
Connecting to a Computer for HDMI Video and Audio	32
Connecting to a Computer for USB Mouse Control	33
Connecting to a Computer for Sound	34
Connecting to Video Sources	35
Connecting to an HDMI Video Source	35
Connecting to an MHL-Compatible Device	36
Connecting to a Component-to-VGA Video Source	37
Connecting to an S-Video Video Source	38
Connecting to a Composite Video Source	39
Connecting to a Video Source for Sound	40
Connecting to External USB Devices	41
USB Device Projection	42
Connecting a USB Device or Camera to the Projector	42
Selecting the Connected USB Source	43
Disconnecting a USB Device or Camera From the Projector	44
Connecting to a Document Camera	44
Installing Batteries in the Remote Control	45
Opening the Lens Cover	48
Using the Projector on a Network	49
Wireless Network Projection	49
Installing the Wireless LAN Module	50
Using Quick Wireless Connection (Windows Only)	51
Selecting Wireless Network Settings Manually	53
Wireless LAN Menu Settings	55
Using a QR Code to Connect a Mobile Device	56
Selecting Wireless Network Settings in Windows	58
Selecting Wireless Network Settings in OS X	58
Setting Up Wireless Network Security	59
Wireless Security Menu Settings	60
Setting Up Projector Network E-Mail Alerts	60
Network Projector E-mail Alert Messages	62
Setting Up Monitoring Using SNMP	62
Controlling a Networked Projector Using a Web Browser	63
Using Basic Projector Features	66
Turning On the Projector	66
Turning Off the Projector	68
Selecting the Language for the Projector Menus	71
Adjusting the Image Height	71
Image Shape	73
Correcting Image Shape with the Horizontal Keystone Slider	73
Correcting Image Shape with the Keystone Buttons	74
Correcting Image Shape with Quick Corner	76
Resizing the Image	78
Focusing the Image Using the Focus Ring	79
Remote Control Operation	80
Using the Remote Control as a Wireless Mouse	81
Using the Remote Control as a Pointer	82
Selecting an Image Source	83
Projection Modes	85
Changing the Projection Mode Using the Remote Control	85
Changing the Projection Mode Using the Menus	86
Image Aspect Ratio	86
Changing the Image Aspect Ratio	87
Available Image Aspect Ratios	87
Color Mode	88
Changing the Color Mode	89
Available Color Modes	89
Turning On Auto Iris	90
Controlling the Volume with the Volume Buttons	91
Projecting a PC Free Presentation	91
Supported PC Free File Types	92
Starting a Slide Show from an External Device	93
Starting a Movie from an External Device	94
PC Free Display Options	96
Adjusting Projector Features	98
Shutting Off the Picture and Sound Temporarily	98
Stopping Video Action Temporarily	99
Zooming Into and Out of Images	99
Projector Security Features	100
Password Security Types	101
Setting a Password	101
Selecting Password Security Types	102
Entering a Password to Use the Projector	103
Saving a User's Logo Image to Display	104
Locking the Projector's Buttons	107
Unlocking the Projector's Buttons	107
Installing a Security Cable	108
Projector Identification System for Multiple Projector Control	108
Setting the Projector ID	109
Setting the Remote Control ID	109
Matching Multiple-Projector Display Quality	110
Projecting Two Images Simultaneously	111
Copying Menu Settings Between Projectors	113
Saving Settings to a USB Flash Drive	113
Transferring Settings From a USB Flash Drive	115
Saving Settings to a Computer	116
Transferring Settings From a Computer	118
Adjusting the Menu Settings	122
Using the Projector's Menus	122
Image Quality Settings - Image Menu	124
Input Signal Settings - Signal Menu	127
Projector Feature Settings - Settings Menu	129
Projector Setup Settings - Extended Menu	132
Projector Network Settings - Network Menu	135
Projector Setup Settings - ECO Menu	136
Projector Information Display - Info Menu	138
Event ID Code List	139
Projector Reset Options - Reset Menu	140
Maintaining and Transporting the Projector	142
Projector Maintenance	142
Cleaning the Lens	142
Cleaning the Projector Case	143
Air Filter and Vent Maintenance	143
Cleaning the Air Filter and Vents	144
Replacing the Air Filter	144
Projector Lamp Maintenance	147
Replacing the Lamp	147
Resetting the Lamp Timer	151
Replacing the Remote Control Batteries	152
Transporting the Projector	154
Solving Problems	155
Projection Problem Tips	155
Projector Light Status	155
Using the Projector Help Displays	158
Solving Image or Sound Problems	159
Solutions When No Image Appears	159
Solutions When Image is Incorrect Using the USB Display Function	160
Solutions When \	161
Displaying From a PC Laptop	161
Displaying From a Mac Laptop	162
Solutions When \	162
Solutions When Only a Partial Image Appears	162
Solutions When the Image is Not Rectangular	163
Solutions When the Image Contains Noise or Static	163
Solutions When the Image is Fuzzy or Blurry	164
Solutions When the Image Brightness or Colors are Incorrect	165
Solutions to Sound Problems	166
Solving Projector or Remote Control Operation Problems	166
Solutions to Projector Power or Shut-Off Problems	167
Solutions to Problems with the Remote Control	167
Solutions to Password Problems	168
Solving Network Problems	169
Solutions When You Cannot Access the Projector Through the Web	169
Solutions When Network Alert E-Mails are Not Received	169
Where to Get Help	170
Technical Specifications	172
General Projector Specifications	172
Projector Lamp Specifications	175
Remote Control Specifications	176
Projector Dimension Specifications	176
Projector Electrical Specifications	176
Projector Environmental Specifications	177
Projector Safety and Approvals Specifications	178
Supported Video Display Formats	178
USB Display System Requirements	182
Notices	184
Recycling	184
Important Safety Information	184
Important Safety Instructions	184
Restriction of Use	187
List of Safety Symbols (corresponding to IEC60950-1 A2)	187
FCC Compliance Statement	190
Open Source Software License	191
Trademarks	240
Copyright Notice	241
A Note Concerning Responsible Use of Copyrighted Materials	242

Match case Limit results 1 per page

Related references

Input Signal Settings - Signal Menu

Supported Video Display Formats

Solutions When the Image is Not Rectangular

If the projected image is not evenly rectangular, try the following solutions:

• Turn on automatic keystone adjustments using the projector's menus.

• Place the projector directly in front of the center of the screen, facing it squarely, if possible.

• If you adjusted the projector height using the projector feet, press the keystone buttons on the

projector to adjust the image shape.

• Adjust the position of the projector's horizontal keystone slider.

Parent topic:

Solving Image or Sound Problems

Related references

Projector Feature Settings - Settings Menu

Related tasks

Correcting Image Shape with the Horizontal Keystone Slider

Correcting Image Shape with the Keystone Buttons

Correcting Image Shape with Quick Corner

Solutions When the Image Contains Noise or Static

If the projected image seems to contain electronic interference (noise) or static, try the following

solutions:

• Check the cables connecting your computer or video source to the projector. They should be:

• Separated from the power cord to prevent interference

• Securely connected at both ends

• Not connected to an extension cable

• No longer than 10 feet (3 m) for VGA/computer cables or 24 feet (7.3 m) for HDMI cables

• Check the settings on the projector's Signal menu to make sure they match the video source.

• Select a computer video resolution and refresh rate that are compatible with the projector.

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