Operation Manual

When the Home Screen Cannot Be Edited (When Using the Standard
Operation Panel)
Message Causes Solutions
"The image data size is not
valid. See the manual for
required data."
The image data size is not
valid.
For details about file size for shortcut
image, see "Displaying an Image on
the [Home] Screen (When Using the
Standard Operation Panel)",
Convenient Functions.
"The format of the image
data is not valid. See the
manual for required data."
The file format of the shortcut
image to be added is not
supported.
The file format of shortcut images to be
added must be PNG. Specify the
image again.
When the Address Book Is Updated
Message Causes Solutions
"Updating the destination list
has failed. Try again?"
A network error has
occurred.
• Check whether the server is
connected.
• Antivirus programs and firewalls
can prevent client computers from
establishing connection with this
machine.
• If you are using antivirus software,
add the program to the exclusion
list in the application settings. For
details about how to add
programs to the exclusion list, see
the antivirus software Help.
• To prevent a firewall from
blocking the connection, register
the machine's IP address in the
firewall's IP address exclusion
settings. For details about the
procedure for excluding an IP
address, see your operating
system's Help.
When Other Messages Appear
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