Epson WorkForce Pro WF-4820 Series User Manual

Printing, Copying, Scanning, and Faxing Quality is
Poor
Print Quality is Poor
Color Missing, Banding, or Unexpected Colors Appear in Printout
The print head nozzles may be clogged.
Solutions
Use the Print Quality Adjustment feature. If you have not used the printer for a long time, the print head
nozzles may be clogged and ink drops may not be discharged.
& “Adjusting the Print Quality” on page 129
Colored Banding Appears at Intervals of Approximately 1.1 cm or 3.3 cm
e following causes can be considered.
The paper type setting does not match the paper loaded.
Solutions
Select the appropriate paper type setting for the type of paper loaded in the printer.
& “List of Paper Type” on page 28
The print quality is set to low.
Solutions
When printing on plain paper, print using a higher quality setting.
❏ Control panel
In the print settings, select the Advanced tab if there is an Advanced tab, and then select Best as the
Quality.
Solving Problems > Printing, Copying, Scanning, and Faxing Quality is Poor > Print Quality is Poor
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Epson WorkForce Pro WF-4820 Series Specifications

General

Print Resolution	4800 x 2400 dpi
Paper Capacity	250 sheets
Automatic Document Feeder	Yes
Display	4.3" color touchscreen
Functions	Print, Copy, Scan, Fax
Scan Resolution	1200 x 2400 dpi
ADF Capacity	35 sheets
Fax Speed	33.6 Kbps
Print Speed (Black)	25 ISO ppm
Print Speed (Color)	12 ISO ppm
Connectivity	Wi-Fi, Wi-Fi Direct, Ethernet
Duplex Printing	Yes
Mobile Printing	Epson Connect, Apple AirPrint, Android printing
Scanner Type	Color flatbed
Paper Sizes	A4, A5, A6, B5, Letter, Legal
Ink Cartridges	4 individual cartridges (Black, Cyan, Magenta, Yellow)