Ricoh IM 550 Series User Manual page 244

9. Troubleshooting
Message
"Network
communication has
failed. The IP address
may be invalid. Please
check the network
settings."
"Network
communication has
failed. The line has
been disconnected.
Please check the
destination and caller
ID notification setting."
"Network
communication has
failed. The mail
address for
authentication does not
match with
administrator's one.
Please check the
settings."
242
Condition
The settings in [SIP Check that SIP Server IP Address in [Settings]
Server IP Address] [Machine Features Settings]
and [Effective [Initial Settings] tab
Protocol] do not Protocol] on the [Settings]
match. Settings]
Settings] tab are correct.
An invalid IP address Specify the correct [Machine IPv4 Address], or
is registered. [Machine IPv6 Address] on the [Settings]
[Machine Features Settings]
See "Connecting to a Wired LAN", User Guide
(Full Version).
The destination
terminated the
communication.
When a signature is Check that the authentication e-mail address
specified, the SMTP matches the address specified in [Settings]
authentication e-mail [Machine Features Settings]
address or POP before
SMTP authentication Address].
e-mail address does
See "Machine Status Notification by E-mail", User
not match the
Guide (Full Version).
administrator e-mail
address.
Solution and reference
[SIP Settings] and [Effective
[System Settings]
[Interface Settings] tab.
• 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.
[File Transfer] tab [Administrator's Email
[Fax Settings]
[Machine Features
[Interface
[System Settings]
[System Settings]