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Canon imageCLASS MF7470 Manual

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11‑17
Troubleshooting
Error Messages
If the machine displays a self-diagnostic error message, follow the instructions on the 
touch panel display.
Self-diagnostic error messages appear on the touch panel display when:
scanning or printing cannot be performed because of an operational error.
you need to make a decision or take some action during scanning, copying, or 
printing.
you need to make a decision or take some action while browsing the network 
(imageCLASS MF7480/MF7470 Only).
The following is a list of self-diagnostic error messages, along with their possible 
causes and remedies.
Message
Description
Action
Cannot connect to the 
selected server. Check the 
settings.
(imageCLASS MF7480/
MF7470 Only)
Cannot connect to the 
specified IP address/port.
Check the Gateway Address 
setting in IPv4 Address 
Settings in TCP/IP Settings in 
Network Settings in System 
Settings (from the Additional 
Functions screen). (See “Set the 
Machine for Network Usage 
(imageCLASS MF7480/MF7470 
Only),” in the Starter Guide.)
Cannot find the selected 
server. Check the settings.
(imageCLASS MF7480/
MF7470 Only)
The IP address that the 
machine should connect to 
cannot be determined.
Check the DNS (Domain 
Name System) Server 
Settings in TCP/IPv4 or v6 in 
Network Settings in System 
Settings (from the Additional 
Functions screen). (See 
“Network (imageCLASS 
MF7480/MF7470 Only),” in 
the Reference Guide.)
Check whether the DNS 
(Domain Name System) 
server’s DNS settings are 
correct.
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