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Epson EX3220 User Manual - Page 139

Solutions When the Image Brightness or Colors are Incorrect, Color Saturation

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Related references Projection Distance Image Quality Settings - Image Menu Input Signal Settings - Signal Menu Projector Feature Settings - Settings Menu General Projector Specifications Related tasks Focusing the Image Using the Focus Ring Cleaning the Lens Solutions When the Image Brightness or Colors are Incorrect If the projected image is too dark or light, or the colors are incorrect, try the following solutions: • Press the Color Mode button on the remote control to try different color modes for the image and environment. • Adjust the available settings on the Image menu for the current input source, such as Brightness, Contrast, Tint, Color Adjustment, and/or Color Saturation. • Make sure you selected the correct Input Signal or Video Signal setting on the Signal menu, if available for your image source. • Make sure all the cables are securely connected to the projector and your video device. If you connected long cables, try connecting shorter cables. • If you are using the ECO Power Consumption setting, try selecting Normal in the projector's menus. Note: At high altitudes or locations subject to high temperatures, the image may become darker and you may not be able to adjust the Power Consumption setting. • Position the projector close enough to the screen. • If the image has been progressively darkening, you may need to replace the projector lamp soon. Parent topic: Solving Image or Sound Problems Related concepts Projector Lamp Maintenance Related references Projection Distance Available Color Modes 139

Section	Page
Contents	3
Introduction to Your Projector	10
Projector Features	10
Product Box Contents	11
Additional Components	13
Optional Equipment and Replacement Parts	13
Warranty and Registration Information	15
Notations Used in the Documentation	15
Where to Go for Additional Information	15
Projector Part Locations	16
Projector Parts - Front/Top	16
Projector Parts - Rear	18
Projector Parts - Base	19
Projector Parts - Control Panel	20
Projector Parts - Remote Control	22
Setting Up the Projector	24
Projector Placement	24
Projector Setup and Installation Options	24
Projection Distance	26
Projector Connections	28
Connecting to Computer Sources	28
Connecting to a Computer for USB Video and Audio	29
Connecting to a Computer for VGA Video	30
Connecting to a Computer for HDMI Video and Audio	30
Connecting to a Computer for USB Mouse Control	31
Connecting to a Computer for Sound	32
Connecting to Video Sources	32
Connecting to an HDMI Video Source	32
Connecting to a Component-to-VGA Video Source	33
Connecting to an S-Video Video Source	34
Connecting to a Composite Video Source	35
Connecting to a Video Source for Sound	35
Connecting to External USB Devices	36
USB Device Projection	36
Connecting a USB Device or Camera to the Projector	37
Selecting the Connected USB Source	38
Disconnecting a USB Device or Camera From the Projector	38
Connecting to a Document Camera	38
Installing Batteries in the Remote Control	39
Opening the Lens Cover	40
Using the Projector on a Network	42
Wireless Network Projection	42
Installing the Wireless LAN Module	43
Wireless Network Module Security	44
Using Quick Wireless Connection (Windows Only)	45
Selecting Wireless Network Settings Manually	47
Wireless LAN Menu Settings	49
Selecting Wireless Network Settings in Windows	51
Selecting Wireless Network Settings in Mac OS X	51
Setting Up Wireless Network Security	51
Wireless Security Menu Settings	52
Setting Up Projector Network E-Mail Alerts	54
Network Projector E-mail Alert Messages	55
Setting Up Monitoring Using SNMP	55
Controlling a Networked Projector Using a Web Browser	56
Using Basic Projector Features	59
Turning On the Projector	59
Turning Off the Projector	61
Selecting the Language for the Projector Menus	63
Adjusting the Image Height	64
Image Shape	66
Correcting Image Shape with the Horizontal Keystone Slider	66
Correcting Image Shape with the Keystone Buttons	67
Correcting Image Shape with Quick Corner	68
Resizing the Image	70
Focusing the Image Using the Focus Ring	71
Remote Control Operation	71
Using the Remote Control as a Wireless Mouse	72
Using the Remote Control as a Pointer	73
Selecting an Image Source	74
Projection Modes	76
Changing the Projection Mode Using the Remote Control	76
Changing the Projection Mode Using the Menus	77
Image Aspect Ratio	77
Changing the Image Aspect Ratio	78
Available Image Aspect Ratios	78
Color Mode	79
Changing the Color Mode	80
Available Color Modes	80
Turning On Auto Iris	81
Controlling the Volume with the Volume Buttons	82
Projecting a PC Free Presentation	83
Supported PC Free File Types	83
Starting a PC Free Slide Show	84
Starting a PC Free Movie Presentation	86
PC Free Display Options	87
Adjusting Projector Features	89
Shutting Off the Picture and Sound Temporarily	89
Stopping Video Action Temporarily	90
Zooming Into and Out of Images	90
Projector Security Features	91
Password Security Types	91
Setting a Password	92
Selecting Password Security Types	93
Entering a Password to Use the Projector	94
Saving a User's Logo Image to Display	95
Locking the Projector's Buttons	97
Unlocking the Projector's Buttons	98
Installing a Security Cable	98
Adjusting the Menu Settings	99
Using the Projector's Menus	99
Image Quality Settings - Image Menu	101
Input Signal Settings - Signal Menu	102
Projector Feature Settings - Settings Menu	105
Projector Setup Settings - Extended Menu	107
Projector Network Settings - Network Menu	109
Projector Setup Settings - ECO Menu	111
Projector Information Display - Info Menu	112
Event ID Code List	113
Projector Reset Options - Reset Menu	115
Maintaining and Transporting the Projector	116
Projector Maintenance	116
Cleaning the Lens	116
Cleaning the Projector Case	117
Air Filter and Vent Maintenance	117
Cleaning the Air Filter and Vents	118
Replacing the Air Filter	119
Projector Lamp Maintenance	121
Replacing the Lamp	121
Resetting the Lamp Timer	125
Replacing the Remote Control Batteries	126
Transporting the Projector	128
Solving Problems	129
Projection Problem Tips	129
Projector Light Status	129
Using the Projector Help Displays	132
Solving Image or Sound Problems	133
Solutions When No Image Appears	133
Solutions When Image is Incorrect Using the USB Display Function	134
Solutions When \	135
Displaying From a PC Laptop	135
Displaying From a Mac Laptop	136
Solutions When \	136
Solutions When Only a Partial Image Appears	136
Solutions When the Image is Not Rectangular	137
Solutions When the Image Contains Noise or Static	137
Solutions When the Image is Fuzzy or Blurry	138
Solutions When the Image Brightness or Colors are Incorrect	139
Solutions to Sound Problems	140
Solving Projector or Remote Control Operation Problems	140
Solutions to Projector Power or Shut-Off Problems	141
Solutions to Problems with the Remote Control	141
Solutions to Password Problems	142
Solving Network Problems	143
Solutions When You Cannot Access the Projector Through the Web	143
Solutions When Network Alert E-Mails are Not Received	143
Where to Get Help	143
Technical Specifications	145
General Projector Specifications	145
Projector Lamp Specifications	148
Remote Control Specifications	149
Projector Dimension Specifications	149
Projector Electrical Specifications	149
Projector Environmental Specifications	150
Projector Safety and Approvals Specifications	150
Supported Video Display Formats	151
USB Display System Requirements	155
Notices	156
Recycling	156
Important Safety Information	156
Important Safety Instructions	157
Wireless LAN Module Safety Instructions	160
Restriction of Use	161
FCC Compliance Statement	161
FCC Compliance Statement for Wireless LAN 802.11b/g/n Adapter	162
Trademarks	163
Open Source Software License	164
Copyright Notice	206
A Note Concerning Responsible Use of Copyrighted Materials	206