Epson WorkForce Enterprise WF-C21000 Series User Manual

Copy Quality is Poor
Copies are Scued, Color is Missing or Banding or Unexpected Colors Appear
The print head nozzles may be clogged.
Solutions
Perform a nozzle check to see if the print head nozzles are clogged. Perform a nozzle check, and then
clean the print head if any of the print head nozzles are clogged. 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.
& “Checking the Clogged Nozzles” on page 198
Blurry Copies, Vertical Banding, or Misalignment
e following causes can be considered.
The originals are folded or wrinkled.
Solutions
❏ When using the ADF
Do not place the originals on in ADF. Place the originals on the scanner glass instead.
❏ When using the scanner glass
Flatten out the folds and wrinkles in the originals as much as possible. When placing originals, try
placing a piece of card and so on over the document so that it does not
li
up, and remains in close
contact with the surface.
Solving Problems > Printing, Copying, Scanning, and Faxing Quality is Poor > Copy Quality is Poor
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Epson WorkForce Enterprise WF-C21000 Series Specifications

General

Duplex Printing	Yes
Monthly Duty Cycle	Up to 400, 000 pages
Print Technology	PrecisionCore
Print Speed	Up to 100 ISO ppm (black/color)
Connectivity	USB, Ethernet, Wi-Fi, Wi-Fi Direct
Scanner Type	Color Flatbed / ADF
Recommended Monthly Page Volume	Up to 100, 000 pages
Supported Paper Sizes	Letter, Legal, A4
Ink Cartridge Configuration	4 individual ink cartridges (Black, Cyan, Magenta, Yellow)