Epson WorkForce Pro WF-C879R User Manual

Messages Cause
SMTP server communication error.
Check the following. - Network
Settings
This message appears when
❏ The printer is not connected to a network
❏ SMTP server is down
❏ Network connection is disconnected while communicating
❏ Received incomplete data
POP3 server communication error.
Check the following. - Network
Settings
This message appears when
❏ The printer is not connected to a network
❏ POP3 server is down
❏ Network connection is disconnected while communicating
❏ Received incomplete data
An error occurred while connecting to
SMTP server. Check the followings. -
SMTP Server Address - DNS Server
This message appears when
❏ Connecting to a DNS server failed
❏ Name resolution for an SMTP server failed
An error occurred while connecting to
POP3 server. Check the followings. -
POP3 Server Address - DNS Server
This message appears when
❏ Connecting to a DNS server failed
❏ Name resolution for an POP3 server failed
SMTP server authentication error.
Check the followings. - Authentication
Method - Authenticated Account -
Authenticated Password
This message appears when SMTP server authentication failed.
POP3 server authentication error.
Check the followings. - Authentication
Method - Authenticated Account -
Authenticated Password
This message appears when POP3 server authentication failed.
Unsupported communication method.
Check the followings. - SMTP Server
Address - SMTP Server Port Number
This message appears when you try to communicate with unsupported protocols.
Connection to SMTP server failed.
Change Secure Connection to None.
This message appears when an SMTP mismatch occurs between a server and a
client, or when the server does not support SMTP secure connection (SSL
connection).
Connection to SMTP server failed.
Change Secure Connection to SSL/TLS.
This message appears when an SMTP mismatch occurs between a server and a
client, or when the server requests to use an SSL/TLS connection for an SMTP
secure connection.
Connection to SMTP server failed.
Change Secure Connection to
STARTTLS.
This message appears when an SMTP mismatch occurs between a server and a
client, or when the server requests to use an STARTTLS connection for an SMTP
secure connection.
The connection is untrusted. Check the
following. - Date and Time
This message appears when the printer’s date and time setting is incorrect or the
certicate has expired.
The connection is untrusted. Check the
following. - CA Certicate
This message appears when the printer does not have a root certicate
corresponding to the server or a CA Certicate has not been imported.
The connection is not secured. This message appears when the obtained certicate is damaged.
Administrator Information > Settings to Use the Printer > Conguring a Mail Server
455

Epson WorkForce Pro WF-C879R Specifications

General

Functions	Print, Copy, Scan, Fax
Duplex Printing	Yes
Scan Type	Flatbed, ADF
Scan Resolution	1200 x 2400 dpi
Fax Speed	33.6 Kbps
Fax Resolution	Up to 200 x 200 dpi
ADF Capacity	50 sheets
Maximum Paper Size	13" x 19"
Connectivity	USB, Ethernet, Wi-Fi, Wi-Fi Direct
Print Technology	PrecisionCore
Print Resolution	4800 x 1200 dpi
Print Speed (Black)	24 ppm
Print Speed (Color)	24 ppm
Copy Speed	22 ppm (Color)
Copy Resolution	600 x 600 dpi
Mobile Printing	Apple AirPrint, Mopria Print Service
Display	4.3" color touchscreen
Monthly Duty Cycle	Up to 75, 000 pages
Ink Cartridge Configuration	4 individual ink packs (Black, Cyan, Magenta, Yellow)