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Epson WorkForce WF-7830 Series User Manual

Epson WorkForce WF-7830 Series
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Problems on Using a Digital Certicate
Cannot Import a CA-signed
Certicate
CA-signed
Certicate
and the information on the CSR do not match.
If the CA-signed Certicate and CSR do not have the same information, the CSR cannot be imported. Check the
following:
Are you trying to import the certicate to a device that does not have the same information?
Check the information of the CSR and then import the certicate to a device that has the same information.
Did you overwrite the CSR saved into the printer aer sending the CSR to a certicate authority?
Obtain the CA-signed certicate again with the CSR.
CA-signed Certicate is more than 5KB.
You cannot import a CA-signed
Certicate
that is more than 5KB.
The password for importing the
certicate
is incorrect.
Enter the correct password. If you forget the password, you cannot import the certicate. Re-obtain the CA-signed
Certicate
.
Related Information
& “Importing a CA-signed Certicate” on page 360
Cannot Update a Self-Signed Certicate
The Common Name has not been entered.
Common Name must be entered.
Unsupported characters have been entered to Common Name.
Enter between 1 and 128 characters of either IPv4, IPv6, host name, or FQDN format in ASCII (0x20-0x7E).
A comma or space is included in the common name.
If a comma is entered, the Common Name is divided at that point. If only a space is entered before or
aer
a
comma, an error occurs.
Related Information
& “Updating a Self-signed Certicate” on page 361
Cannot Create a CSR
The Common Name has not been entered.
e Common Name must be entered.
Administrator Information
>
Advanced Security Settings
>
Solving Problems for Advanced Security
365

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Epson WorkForce WF-7830 Series Specifications

General IconGeneral
Print TechnologyInkjet
FunctionsPrint, Copy, Scan, Fax
Print Resolution4800 x 2400 dpi
Max Print Size13" x 19"
Duplex PrintingYes
ADF Capacity50 sheets
Maximum Scan Area11.7" x 17"
Fax Speed33.6 Kbps
Input Tray Capacity250 sheets
ConnectivityUSB, Ethernet, Wi-Fi, Wi-Fi Direct
Display4.3" color touchscreen
Print Speed Color12 ppm (ISO)
Scanner TypeFlatbed
Paper Sizes SupportedA4, A5, B5, Legal, Letter
Mobile PrintingEpson Connect, Apple AirPrint, Google Cloud Print
Ink Cartridges4 individual ink cartridges (Black, Cyan, Magenta, Yellow)
Print Speed Black25 ppm (ISO)

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