Troubleshooting When Using the Facsimile Function
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3
Check whether 
there are any 
network prob-
lems.
{13-10}
The alias telephone number you 
entered is already registered on 
the gatekeeper by another device.
• Check the alias telephone 
number is correctly pro-
grammed using the Web Im-
age Monitor. See the Web 
Image Monitor's Help.
• Contact your network admin-
istrator.
Check whether 
there are any 
network prob-
lems.
{13-11}
Cannot access gatekeeper. • Use your Web Image Monitor 
to check the gatekeeper ad-
dress is correctly pro-
grammed. See the Web Image 
Monitor's Help.
• Contact your network admin-
istrator.
Check whether 
there are any 
network prob-
lems.
{13-17}
Registering of user name is reject-
ed by the SIP server.
• Use your Web Image Monitor 
to check the SIP server ad-
dress and user name are cor-
rectly programmed. See the 
Web Image Monitor's Help.
• Contact your network admin-
istrator.
Check whether 
there are any 
network prob-
lems.
{13-18}
Cannot access the SIP server. • Use your Web Image Monitor 
to check the SIP server ad-
dress is correctly pro-
grammed. See the Web Image 
Monitor's Help.
• Contact your network admin-
istrator.
Message Cause Solution