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Epson ET-2550 User Manual - Page 201

Solving Print Quality Problems, White or Dark Lines in Printout

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Parent topic: Solving Page Layout and Content Problems Related tasks Loading Paper in the Sheet Feeder Selecting Basic Print Settings - Windows Selecting Basic Print Settings - OS X Solving Print Quality Problems Check these sections if your printouts have problems with print quality, but your image looks fine on your computer screen. Note: When printing using AirPrint, the available print settings are different from those covered in this manual. See the Apple website for details. White or Dark Lines in Printout Blurry or Smeared Printout Faint Printout or Printout Has Gaps Grainy Printout Incorrect Colors Parent topic: Solving Problems Related topics Solving Scanned Image Quality Problems White or Dark Lines in Printout If you notice white or dark lines in your prints (also called banding), try these solutions before you reprint: • Run a nozzle check to see if any of the print head nozzles are clogged. Then clean the print head, if necessary. • Make sure the paper type setting matches the type of paper you loaded. • Make sure you loaded the printable side of the paper correctly for your product. • Turn off any high speed settings in your product software. • Align the print head. • You may need to refill the ink. Visually check the ink levels. • If you have not used the product for a long time, run the Power Ink Flushing utility. 201

Section	Page
Contents	3
Your Ink Tank System	12
Product Basics	13
Using the Control Panel	13
Control Panel Buttons and Lights	13
Adjusting Control Panel Position	14
Changing LCD Screen Language	14
Product Parts Locations	15
Product Parts - Top	16
Product Parts - Inside	18
Product Parts - Back	19
The Power Off and Sleep Timers	19
Changing the Power Off Timer Setting From the Control Panel	20
Changing the Power and Sleep Timer Settings - Windows	20
Changing the Power and Sleep Timer Settings - OS X	22
Epson Connect Solutions for Smartphones, Tablets, and More	23
Using Epson Email Print	23
Using the Epson iPrint Mobile App	23
Using Epson Remote Print	24
Using AirPrint	24
Using Google Cloud Print	25
Setting Up Google Cloud Print on a Chromebook	26
Wi-Fi Networking	28
Wi-Fi Infrastructure Mode Setup	28
Selecting Wireless Network Settings From the Control Panel	29
Wi-Fi Direct Mode Setup	31
Enabling Wi-Fi Direct Mode	32
Wi-Fi Protected Setup (WPS)	34
Using WPS to Connect to a Network	34
Printing a Network Status Sheet	35
Changing or Updating Network Connections	36
Accessing the Web Config Utility	37
Changing a USB Connection to a Wi-Fi Connection	37
Connecting to a New Wi-Fi Router	37
Disabling Wi-Fi Features	38
Loading Paper	40
Loading Paper in the Sheet Feeder	40
Paper Loading Capacity	44
Available Epson Papers	45
Paper or Media Type Settings - Product Software	46
Selecting the Paper Source Settings - Control Panel	46
Paper Type Settings - Control Panel	47
Placing Originals on the Product	49
Placing Originals on the Scanner Glass	49
Copying	51
Copying Documents or Photos	51
Selecting Print Settings for Copies	52
Paper Size Settings - Copying	53
Copying Options	54
Printing from a Computer	55
Printing with Windows	55
Selecting Basic Print Settings - Windows	55
Print Quality Options - Windows	57
Multi-Page Printing Options - Windows	58
Selecting Double-sided Printing Settings - Windows	58
Double-sided Printing Options - Windows	60
Selecting Additional Layout and Print Options - Windows	61
Custom Color Correction Options - Windows	63
Image Options and Additional Settings - Windows	64
Header/Footer Settings - Windows	64
Selecting a Printing Preset - Windows	65
Selecting Extended Settings - Windows	67
Extended Settings - Windows	68
Printing Your Document or Photo - Windows	69
Checking Print Status - Windows	71
Selecting Default Print Settings - Windows	71
Changing the Language of the Printer Software Screens	72
Changing Automatic Update Options	73
Printing with OS X	74
Selecting Basic Print Settings - OS X	75
Print Quality Options - Mac OS X	79
Print Options - OS X	79
Selecting Page Setup Settings - OS X	79
Selecting Print Layout Options - OS X	80
Sizing Printed Images - OS X	81
Managing Color - OS X	81
Color Matching and Color Options - OS X	82
Selecting Printing Preferences - OS X	83
Printing Preferences - OS X	84
Printing Your Document or Photo - OS X	85
Checking Print Status - OS X	86
Cancelling Printing Using a Product Button	86
Scanning	87
Starting a Scan	87
Starting a Scan Using the Product Control Panel	87
Changing Default Scan Button Settings	89
Starting a Scan Using the Epson Scan Icon	89
Starting a Scan from a Scanning Program	91
Selecting Epson Scan Settings	93
Scan Modes	93
Selecting the Scan Mode	94
Scanning in Full Auto Mode	94
Available Image Adjustments - Full Auto Mode	97
Scanning in Home Mode	97
Selecting a Scan Area - Home Mode	100
Available Image Adjustments - Home Mode	103
Selecting a Scan Size - Home Mode	104
Scanning in Office Mode	107
Selecting a Scan Area - Office Mode	108
Available Image Adjustments - Office Mode	110
Scanning in Professional Mode	111
Available Image Types - Professional Mode	114
Selecting a Scan Area - Professional Mode	114
Available Image Adjustments - Professional Mode	117
Selecting a Scan Size - Professional Mode	119
Image Preview Guidelines	122
Scan Resolution Guidelines	122
Selecting Scan File Settings	124
Available Scanned File Types and Optional Settings	125
Scanning with OS X Using Image Capture	126
Available Scan Settings - OS X Image Capture	128
Scanning Special Projects	128
Scanning to a PDF File	129
Restoring Photo Colors as You Scan	132
Using Memory Cards With Your Product	134
Inserting a Memory Card	134
Memory Card Types	135
Memory Card File Specifications	135
Removing a Memory Card	135
Printing from a Memory Card	136
Viewing and Printing Individual Photos	136
Print Setting Options - Photo Mode	138
Transferring Photos on a Memory Card	138
Setting Up File Sharing for Photo Transfers From Your Computer	138
Transferring Photos from a Memory Card to Your Computer	139
Printing Personalized Projects	141
Printing Lined Paper and Graph Paper	141
Printing Personalized Note Paper	143
Printing Calendar Pages	144
Refilling Ink	147
Ink Safety Precautions	147
Check Ink Levels	148
Checking Ink Levels	149
Checking Ink Levels with Windows	150
Checking Ink Levels with OS X	151
Disabling Special Offers with Windows	152
Purchase Epson Ink	153
Ink Bottle Part Numbers	154
Refilling the Ink Tanks	154
Adjusting Print Quality	159
Print Head Maintenance	159
Print Head Nozzle Check	159
Checking the Nozzles Using the Product Control Panel	159
Checking the Nozzles Using a Computer Utility	162
Print Head Cleaning	163
Cleaning the Print Head Using the Product Control Panel	164
Cleaning the Print Head Using a Computer Utility	165
Power Ink Flushing	168
Flushing the Ink Using a Computer Utility	168
Print Head Alignment	169
Aligning the Print Head Using the Product Control Panel	170
Aligning the Print Head Using a Computer Utility	171
Cleaning the Paper Path	173
Cleaning and Transporting Your Product	175
Cleaning Your Product	175
Transporting Your Product	175
Solving Problems	179
Checking for Software Updates	179
Product Status Messages	180
Running a Product Check	181
Resetting Control Panel Defaults	183
Solving Setup Problems	184
Noise After Filling the Ink	184
Software Installation Problems	185
Control Panel Setup Problems	185
USB Connection Problems	185
Solving Network Problems	186
Product Cannot Connect to a Wireless Router or Access Point	186
Network Software Cannot Find Product on a Network	187
Product Does Not Appear in OS X Printer Window	188
Cannot Print Over a Network	189
Cannot Scan Over a Network	189
Solving Copying Problems	190
Product Makes Noise, But Nothing Copies	191
Product Makes Noise When It Sits for a While	191
Solving Paper Problems	191
Paper Feeding Problems	191
Paper Jam Problems Inside the Product	192
Paper Ejection Problems	194
Solving Problems Printing from a Computer	195
Nothing Prints	195
Product Icon Does Not Appear in Windows Taskbar	196
Printing is Slow	196
Solving Page Layout and Content Problems	197
Inverted Image	198
Too Many Copies Print	198
Blank Pages Print	198
Incorrect Margins on Printout	199
Incorrect Characters Print	199
Incorrect Image Size or Position	200
Slanted Printout	200
Solving Print Quality Problems	201
White or Dark Lines in Printout	201
Blurry or Smeared Printout	202
Faint Printout or Printout Has Gaps	204
Grainy Printout	204
Incorrect Colors	205
Solving Scanning Problems	206
Scanning Software Does Not Operate Correctly	207
Cannot Start Epson Scan	207
Solving Scanned Image Quality Problems	208
Image Consists of a Few Dots Only	209
Line of Dots Appears in All Scanned Images	209
Straight Lines in an Image Appear Crooked	209
Image is Distorted or Blurry	210
Image Colors are Patchy at the Edges	210
Image is Too Dark	210
Back of Original Image Appears in Scanned Image	211
Ripple Patterns Appear in an Image	211
Image is Scanned Upside-Down	211
Scanned Image Colors Do Not Match Original Colors	212
Scan Area is Not Adjustable in Thumbnail Preview	212
Scanned Image Edges are Cropped	212
Solving Memory Card Problems	213
Memory Card Does Not Fit Into a Slot	213
Cannot View or Print Photos from a Memory Card	213
Cannot Transfer Photos To or From a Memory Card	214
Message Appears Prompting You to Reset Ink Levels	214
Uninstall Your Product Software	215
Uninstalling Product Software - Windows	215
Uninstalling Product Software - OS X	216
Where to Get Help	217
Technical Specifications	218
Windows System Requirements	218
OS X System Requirements	219
Scanning Specifications	219
Paper Specifications	220
Printable Area Specifications	221
Ink Specifications	222
Memory Card Specifications	223
Dimension Specifications	223
Electrical Specifications	224
Environmental Specifications	224
Interface Specifications	225
Network Interface Specifications	225
Safety and Approvals Specifications	225
Notices	227
Important Safety Instructions	227
General Product Safety Instructions	227
Wireless Connection Safety Instructions	229
LCD Screen Safety Instructions	229
FCC Compliance Statement	229
Trademarks	230
Copyright Notice	231
A Note Concerning Responsible Use of Copyrighted Materials	231
Default Delay Times for Power Management for Epson Products	232