Ricoh IM 550 Series, User Manual, Page: 244 / 344

Message Condition Solution and reference
"Network
communication has
failed. The IP address
may be invalid. Please
check the network
settings." The settings in [SIP
Server IP Address]
and [Effective
Protocol] do not
match. Check that SIP Server IP Address in [Settings]
[Machine Features Settings] [Fax Settings]
[Initial Settings] tab [SIP Settings] and [Effective
Protocol] on the [Settings] [Machine Features
Settings] [System Settings] [Interface
Settings] tab are correct.
An invalid IP address
is registered. Specify the correct [Machine IPv4 Address], or
[Machine IPv6 Address] on the [Settings]
[Machine Features Settings] [System Settings]
[Interface Settings] tab.
See "Connecting to a Wired LAN", User Guide
(Full Version).
"Network
communication has
failed. The line has
been disconnected.
Please check the
destination and caller
ID notification setting." The destination
terminated the
communication. • Check that the destination is specified
correctly.
• If the destination refuses to receive a fax with
no sender information, enable notifying of the
information and send the fax again.
"Network
communication has
failed. The mail
address for
authentication does not
match with
administrator's one.
Please check the
settings." When a signature is
specified, the SMTP
authentication e-mail
address or POP before
SMTP authentication
e-mail address does
not match the
administrator e-mail
address. Check that the authentication e-mail address
matches the address specified in [Settings]
[Machine Features Settings] [System Settings]
[File Transfer] tab [Administrator's Email
Address].
See "Machine Status Notification by E-mail", User
Guide (Full Version).
9. Troubleshooting
242