Epson WF-C5890 Series User Manual

Messages Cause/What to do
Private key is required. Cause:
There is no paired private key with the certicate.
What to do:
❏ If the certicate is the PEM/DER format and it is obtained from a CSR using a
computer, specify the private key
le.
❏ If the certicate is the PKCS#12 format and it is obtained from a CSR using a
computer, create a le that contains the private key.
Cause:
You have re-imported the PEM/DER certicate obtained from a CSR using Web
Cong.
What to do:
If the certicate is the PEM/DER format and it is obtained from a CSR using Web
Cong
, you can only import it once.
Setup failed. Cause:
Cannot nish the conguration because the communication between the printer
and computer failed or the le cannot be read by some errors.
What to do:
After checking the
specied le
and communication, import the
le
again.
Related Information
& “About Digital Certication” on page 452
Delete a CA-signed Certicate by Mistake
There is no backup
le
for the CA-signed
certicate.
If you have the backup le, import the certicate again.
If you obtain a
certicate
using a CSR created from Web
Cong
, you cannot import a deleted
certicate
again.
Create a CSR and obtain a new
certicate.
Related Information
& “Importing a CA-signed Certicate” on page 455
& “Deleting a CA-signed Certicate” on page 456
Using Epson Open Platform
Epson Open Platform Overview
Epson Open Platform is a platform to use Epson printers with the function provided by the server of the
authentication system.
Administrator Information > Using Epson Open Platform > Epson Open Platform Overview
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Epson WF-C5890 Series Specifications

General

Print Technology	PrecisionCore Heat-Free Technology
Print Resolution	Up to 4800 x 1200 dpi
Automatic Document Feeder	Yes, 50 sheets
Duplex Printing	Yes
Connectivity	USB, Ethernet, Wi-Fi, Wi-Fi Direct
Scanner Type	Flatbed color image scanner
Scan Resolution	1200 x 2400 dpi
Fax Capability	Yes
Display	4.3" color touchscreen
Ink Type	DURABrite Ultra pigment ink
Ink Cartridges	4 individual ink cartridges (Black, Cyan, Magenta, Yellow)
Paper Capacity	250 sheets
Fax Transmission Speed	Approximately 3 sec per page
Mobile Printing	Epson Connect, Apple AirPrint, Mopria Print Service
Paper Sizes	A4, A5, A6, B5, B6, Letter, Legal
Print Speed	Up to 25 ppm (black/color)