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Epson WorkForce Enterprise WF-C17590 Users Guide - Page 388

Solving Scanned Image Quality Problems, Image Consists of a Few Dots Only

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Windows (other versions): Click or Start > All Programs or Programs > EPSON > Epson Scan 2 > Epson Scan 2 Utility. Make sure the correct product is selected. If necessary, select the Other tab and click Reset. Mac: Open the Applications folder, click Epson Software, and click Epson Scan 2 Utility. Make sure the correct product is selected. If necessary, select the Other tab and click Reset. • Make sure you do not have multiple versions of Epson Scan 2 installed. If you do, uninstall both versions and install one version. • If you upgraded your operating system but did not reinstall Epson Scan 2, try reinstalling it. • If the user restriction feature (Access Control) is enabled, a user ID and password are required to scan. If you do not know the user ID or password, contact your administrator for assistance. Parent topic: Solving Scanning Problems Related tasks Starting a Scan Using the Epson Scan 2 Icon Entering a User ID and Password for Scanning Solving Scanned Image Quality Problems Check these sections if a scanned image on your computer screen has a quality problem. Image Consists of a Few Dots Only Line of Dots Appears in All Scanned Images Straight Lines in an Image Appear Crooked Image is Distorted or Blurry Image Colors are Patchy at the Edges Image is Too Dark Back of Original Image Appears in Scanned Image Ripple Patterns Appear in an Image Scanned Image Colors Do Not Match Original Colors Scanned Image Edges are Cropped Parent topic: Solving Problems Image Consists of a Few Dots Only If your scanned image consists only of a few dots, try these solutions: • Make sure you placed your original for scanning facing the correct way. 388

Section	Page
Contents	3
Product Basics	16
Product Parts Locations	16
Product Parts - Front	17
Product Parts - Inside	19
Product Parts - Back	22
Optional Accessories and Replacement Parts	23
Using the Control Panel	24
Control Panel Buttons and Lights	24
Status Icon Information	25
Changing the LCD Screen Language	26
Selecting the Date and Time	27
Selecting Your Country or Region (WF-C17590/WF-C20590/WF-M20590F)	30
Adjusting Control Panel Sounds	31
Adjusting the Screen Brightness	32
Changing the Operation Time Out Setting	33
Using Power Saving Settings	36
Changing the Sleep Timer Settings	36
Changing the Power Off Timer Settings	38
Entering Characters on the LCD Screen	39
Setting a Password and Locking the Control Panel	39
Setting User Feature Restrictions (Access Control)	42
Preventing PC Connection via USB	43
Using Presets	44
Checking the Print Counter	47
Checking the Circuit Breaker	48
Checking for Software Updates	51
Epson Connect Solutions for Smartphones, Tablets, and More	51
Setting Up Epson Connect Services	52
Using Epson Email Print	53
Using the Epson iPrint Mobile App	54
Using Epson Remote Print	54
Using Epson Scan to Cloud	55
Using Google Cloud Print	56
Setting Up Google Cloud Print on a Chromebook	56
Android Printing Using the Epson Print Enabler	57
Using Fire OS Printing	58
Using Windows 10 Mobile Printing	58
Using Epson Print and Scan App with Windows Tablets	59
Printing and Scanning with NFC from Your Android Device	59
Wi-Fi or Wired Networking	62
Network Security Recommendations	62
Wi-Fi Infrastructure Mode Setup	63
Selecting Wireless Network Settings from the Control Panel	64
Wi-Fi Direct Mode Setup	66
Enabling Wi-Fi Direct Mode	67
Wi-Fi Protected Setup (WPS)	69
Using WPS to Connect to a Network	69
Printing a Network Status Sheet	70
Printing a Network Connection Report	71
Network Connection Report Codes and Messages	73
Configuring Email Server Settings	78
Changing or Updating Network Connections	80
Accessing the Web Config Utility	81
Changing a USB Connection to a Wi-Fi Connection	81
Changing a Wi-Fi Connection to a Wired Network Connection	81
Connecting to a New Wi-Fi Router	82
Disabling Wi-Fi Features	82
Enabling Epson Universal Print Driver (PCL) or PostScript Printing	84
Installing the Epson Universal Print Driver - Windows	84
Installing the PostScript (PS3) Printer Software - Windows	88
Installing the PostScript (PS3) Printer Software - Mac	88
Selecting PDL (Page Description Language) Settings	89
PDL Print Configuration Options	91
Selecting Printer Language and Interface Settings	94
Printing Language and Interface Options	95
Printing a PCL or PS3 (PostScript) Status Sheet	96
Loading Paper	98
Loading Paper in the Cassettes and MP Tray	98
Using the Optional Paper Cassette Lock	103
Paper Loading Capacity	104
Compatible Epson Papers	107
Paper or Media Type Settings - Printing Software	108
Selecting the Paper Settings for Each Source - Control Panel	109
Paper Type Settings - Control Panel	111
Selecting Default Paper Settings - Administrator	112
Selecting the Default Printer Settings	113
Paper Source Settings Options	114
Selecting the Universal Print Settings	115
Universal Print Settings Options	116
Placing Originals on the Product	117
Placing Originals on the Scanner Glass	117
Placing Originals in the Automatic Document Feeder	119
Copying	122
Copying Documents or Photos	122
Copying Options	124
Printing from a Computer	128
Printing with the Standard Epson Printer Software - Windows	128
Synchronizing Printer Settings for Optional Units - Windows	129
Selecting Basic Print Settings - Windows	130
Paper Source Options - Windows	133
Print Quality Options - Windows	133
Multi-Page Printing Options - Windows	133
Selecting Double-sided Printing Settings - Windows	134
Double-sided Printing Options - Windows	136
Selecting Finishing Options - Windows	137
Finishing Options - Windows	138
Selecting Additional Print Options - Windows	139
Custom Color Correction Options - Windows	141
Header/Footer Settings - Windows	142
Image Options and Additional Settings - Windows	143
Selecting a Printing Preset - Windows	143
Selecting Extended Settings - Windows	144
Extended Settings - Windows	146
Printing Your Document or Photo - Windows	147
Locking Printer Settings - Windows	148
Locked Setting Options	150
Entering a User ID and Password for Printing	151
Selecting Default Print Settings - Windows	152
Changing the Language of the Printer Software Screens	152
Changing Automatic Update Options	153
Printing with the Epson Standard Printer Software - Mac	154
Selecting Basic Print Settings - Mac	155
Paper Source Options - Mac	159
Print Quality Options - Mac	159
Selecting Page Setup Settings - Mac	160
Selecting Print Layout Options - Mac	161
Managing Color - Mac	161
Color Matching and Color Options - Mac	162
Selecting Finishing Options - Mac	163
Finishing Options - Mac	164
Selecting Paper Configuration Settings - Mac	165
Selecting Double-sided Printing Settings - Mac	165
Double-sided Printing Options and Adjustments - Mac	166
Selecting Printing Preferences - Mac	166
Printing Preferences - Mac	167
Printing Your Document or Photo - Mac	168
Checking Print Status - Mac	169
Printing with the Epson Universal Print Driver - Windows	169
Synchronizing Printer Settings - Epson Universal Print Driver - Windows	170
Selecting Basic Print Settings - Epson Universal Print Driver - Windows	171
Selecting Additional Layout and Print Options - Epson Universal Print Driver - Windows	174
Selecting Maintenance Options - Epson Universal Print Driver - Windows	176
Extended Settings - Epson Universal Print Driver - Windows	177
Selecting Default Print Settings - Epson Universal Print Driver - Windows	178
Locking Printer Settings - Epson Universal Print Driver - Windows	180
Epson Universal Print Driver Locked Setting Options	181
Adding Network Printers - Epson Universal Print Driver - Windows	182
Printing with the PostScript (PS3) Printer Software - Windows	185
Selecting Basic Print Settings - PostScript Printer Software - Windows	185
Selecting Additional Layout and Print Options - PostScript Printer Software - Windows	188
Selecting Default Print Settings - PostScript Printer Software - Windows	189
Printing with the PostScript (PS3) Printer Software - Mac	189
Selecting Basic Print Settings - PostScript Printer Software - Mac	190
Selecting Page Setup Settings - PostScript Printer Software - Mac	194
Selecting Print Layout Options - PostScript Printer Software - Mac	195
Sizing Printed Images - PostScript Printer Software - Mac	196
Managing Color - PostScript Printer Software - Mac	196
Printing Your Document or Photo - PostScript Printer Software - Mac	197
Checking Print Status - PostScript Printer Software - Mac	198
Cancelling Printing Using the Product Control Panel	199
Scanning	200
Starting a Scan	200
Starting a Scan Using the Product Control Panel	200
Scanning to Email	202
Adding and Assigning Scan Jobs with Document Capture Pro or Document Capture	205
Scanning to a Memory Device	206
Scanning to the Cloud	208
Setting Up a WSD Port (Windows 7/Windows Vista)	211
Control Panel Scanning Options	211
Setting Up and Scanning to a Network Folder or FTP Server	214
Creating a Shared Network Folder	214
Registering Contacts for Network Folder or FTP Scanning - Web Config	216
Registering Contacts for Email, Network, or FTP Scanning - Control Panel	217
Scanning to a Network Folder or FTP Server	219
Starting a Scan Using the Epson Scan 2 Icon	222
Starting a Scan from a Scanning Program	224
Starting a Scan from a Smart Device	226
Scanning with Document Capture Pro or Document Capture	226
Scanning in Epson Scan 2	229
Additional Scanning Settings - Main Settings Tab	232
Additional Scanning Settings - Advanced Settings Tab	233
Saving Scanned Documents as a Searchable PDF Using Epson Scan 2	234
Image Format Options	236
Scan Resolution Guidelines	236
Scanning Special Projects	237
Scanning to a SharePoint Server or Cloud Service	237
Scanning Multi-Page Originals as Separate Files	239
Entering a User ID and Password for Scanning	241
Faxing	243
Connecting a Telephone or Answering Machine	243
Setting Up Fax Features	249
Setting Up Basic Fax Features	249
Using the Fax Setup Wizard	249
Selecting the Line Type	251
Setting the Number of Rings to Answer	253
Selecting Advanced Fax Settings	255
User Settings - Fax	256
Basic Settings - Fax	257
Send Settings - Fax	259
Receive Settings - Fax	259
Report Settings - Fax	261
Security Settings - Fax	262
Setting Up the Fax Utility - Windows	263
Setting Up Fax Features Using the Fax Utility - Mac	265
Setting Up Contacts and Contact Groups	266
Setting Up Contacts Using the Product Control Panel	267
Creating a Contact	267
Editing or Deleting a Contact	270
Creating a Contact Group	272
Editing or Deleting a Contact Group	275
Importing Contacts Using the Fax Utility - Windows	276
Setting Up Speed/Group Dial Lists Using the Fax Utility - Mac	279
Sending Faxes	281
Sending Faxes from the Product Control Panel	281
Sending a Fax Using the Control Panel	282
Fax Sending Options	284
Sending a Fax at a Specified Time	286
Sending a Stored Fax	287
Sending a Fax on Demand	289
Dialing Fax Numbers from a Connected Telephone	290
Sending Faxes Using the Fax Utility - Windows	290
Sending Faxes Using the Fax Utility - Mac	293
Receiving Faxes	296
Fax Reception	296
Receiving Faxes Automatically	297
Receiving Faxes Manually	297
Forwarding Received Faxes	298
Receiving a Fax by Polling	300
Saving and Viewing Received Faxes	301
Selecting Received Fax Options Using the Fax Utility - Windows	302
Checking Fax Status and Cancelling Fax Jobs	305
Printing Fax Reports	306
Fax Report Options	307
Using External USB Devices with Your Product	308
Connecting a USB Device	308
USB Device Photo File Specifications	309
Disconnecting a USB Device	309
Viewing and Printing from the LCD Screen	310
Printing JPEG Photos	310
Print Setting Options - JPEG Mode	311
Printing TIFF and PDF Files	313
Print Setting Options - TIFF Mode	314
Print Setting Options - PDF Mode	315
Transferring Files on a USB Device	317
Setting Up File Sharing for File Transfers from Your Computer	317
Transferring Files from a USB Device to Your Computer	319
Replacing Ink Cartridges and Maintenance Boxes	320
Check Cartridge and Maintenance Box Status	320
Checking Ink Status on the LCD Screen	320
Checking Ink and Maintenance Box Status with Windows	322
Checking Cartridge and Maintenance Box Status - Mac	325
Purchase Epson Ink Cartridges and Maintenance Box	327
Ink Cartridge and Maintenance Box Part Numbers	327
Removing and Installing Ink Cartridges	328
Replacing the Maintenance Box	330
Replacing the Optional Staple Cartridge	331
Adjusting Print Quality	335
Print Head Maintenance	335
Checking the Nozzles Using the Product Control Panel	335
Cleaning the Print Head Using the Product Control Panel	339
Cleaning and Transporting Your Product	341
Cleaning Your Product	341
Cleaning the Automatic Document Feeder	341
Cleaning the Paper Rollers	343
Cleaning the Optional Bridge Unit	346
Cleaning the Optional Finisher Unit	348
Moving or Transporting Your Product	349
Solving Problems	350
Viewing the Help Screen	350
Product Status Messages	351
Job Status Error Codes	353
Running a Product Check	358
Resetting Control Panel Defaults	360
Solving Setup Problems	361
Product Does Not Turn On or Off	362
Noise After Ink Installation	362
Software Installation Problems	362
Solving Network Problems	363
Product Cannot Connect to a Wireless Router or Access Point	363
Network Software Cannot Find Product on a Network	365
Product Does Not Appear in Mac Printer Window	366
Cannot Print Over a Network	366
Cannot Scan Over a Network	368
Solving Copying Problems	369
Product Cannot Copy	369
Product Makes Noise, But Nothing Copies	370
Product Makes Noise When It Sits for a While	370
Originals Do Not Feed From the Automatic Document Feeder	370
Solving Copy Quality Problems	371
Copies Have Incorrect or Faint Colors	371
Position, Size, or Margins of Copies are Incorrect	371
Solving Paper Problems	372
Paper Feeding Problems	372
Paper Jam Problems	373
Paper Ejection Problems	373
Solving Problems Printing from a Computer	373
Nothing Prints	374
Product Icon Does Not Appear in Windows Taskbar	374
Printing is Slow	375
Solving PostScript Printing Problems	377
Nothing Prints Using the PostScript Printing Software	377
Documents Print Incorrectly Using the PostScript Printing Software	377
Accessing Printer Properties - PostScript - Windows	378
Solving Page Layout and Content Problems	378
Inverted Image	379
Too Many Copies Print	379
Blank Pages Print	379
Incorrect Margins on Printout	380
Incorrect Characters Print	380
Incorrect Image Size or Position	381
Slanted Printout	381
Solving Print Quality Problems	382
White or Dark Lines in Printout	382
Blurry or Smeared Printout	383
Faint Printout or Printout Has Gaps	384
Grainy Printout	385
Incorrect Colors	386
Solving Scanning Problems	386
Scanning Software Does Not Operate Correctly	387
Cannot Start Epson Scan 2	387
Solving Scanned Image Quality Problems	388
Image Consists of a Few Dots Only	388
Line of Dots Appears in All Scanned Images	389
Straight Lines in an Image Appear Crooked	389
Image is Distorted or Blurry	390
Image Colors are Patchy at the Edges	390
Image is Too Dark	390
Back of Original Image Appears in Scanned Image	390
Ripple Patterns Appear in an Image	391
Scanned Image Colors Do Not Match Original Colors	391
Scanned Image Edges are Cropped	392
Solving Faxing Problems	392
Cannot Send or Receive Faxes	392
Cannot Receive Faxes with a Telephone Connected to Your Product	394
Fax Memory Full Error Appears	394
Sent Fax Quality is Poor	395
Sent Fax is Received in an Incorrect Size	396
Received Fax Quality is Poor	396
Received Fax is Not Printed	396
Solving USB Device Problems	397
Cannot View or Print from a USB Device	397
Cannot Save Files on a USB Device	397
Cannot Transfer Files To or From a USB Device	398
Uninstall Your Product Software	398
Uninstalling Product Software - Windows	398
Uninstalling Product Software - Mac	399
Where to Get Help	400
Technical Specifications	402
Windows System Requirements	402
Mac System Requirements	403
Paper Specifications	404
Printable Area Specifications	405
Scanning Specifications	406
Automatic Document Feeder (ADF) Specifications	407
Fax Specifications (WF-C17590/WF-C20590/WF-M20590F)	407
Ink Cartridge Specifications	408
Dimension Specifications	409
Electrical Specifications	410
Environmental Specifications	411
Interface Specifications	411
External USB Device Specifications	412
Network Interface Specifications	412
Safety and Approvals Specifications	413
Notices	415
Important Safety Instructions	415
General Product Safety Instructions	415
Ink Cartridge Safety Instructions	417
Wireless Connection Safety Instructions	418
LCD Screen Safety Instructions	418
Telephone Equipment Safety Instructions	419
FCC Compliance Statement	419
Binding Arbitration and Class Waiver	422
Trademarks	425
Copyright Notice	426
libTIFF Software Acknowledgment	426
A Note Concerning Responsible Use of Copyrighted Materials	427
Default Delay Times for Power Management for Epson Products	427