Epson WorkForce Pro WF-4820 Series User Manual

5.
Follow the on-screen instructions to print the patterns for print head alignment, and then align the print head.
❏ is pattern allows you to perform alignment if your printouts look blurry.
Find and select the number for the most solid pattern.
❏
is
pattern allows you to perform alignment if vertical ruled lines appear misaligned.
Find and select the number for the pattern that has the least misaligned vertical line.
❏ is pattern allows you to perform alignment if you see horizontal banding at regular intervals.
Find and select the number for the least separated and overlapping pattern.
Checking and Cleaning the Print Head
If the nozzles are clogged, the printouts become faint, there is visible banding, or unexpected colors appear. If the
nozzles are severely clogged, a blank sheet will be printed. When print quality has declined, rst use the nozzle
check feature to check if the nozzles are clogged. If the nozzles are clogged, clean the print head.
Maintaining the Printer > Improving Print, Copy, Scan, and Fax Quality > Checking and Cleaning the Print Head
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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)