Canon MF211 Manual page 259

The connection with the PC has been lost. Check the connection.
The connection to the computer was lost during a scan.
Check the connection between the machine and the computer.
Preparing to Use the Machine as a Scanner (MF212w)
The memory is full. Scanning will be canceled. Print?
A document could not be scanned due to insufficient memory space.
Select whether to print up to the scanned pages or to cancel the scanning. If you cancel, divide the document into
multiple sections and scan them, or change the scanning settings.
The WEP key is not set correctly. Check the WEP settings.
The network key (the WEP key) of a wireless router to be connected is not set to the machine correctly.
Check the network key (the WEP key) of the wireless router, and set it to the machine again.
Checking the SSID and Network Key
Setting Up Connection by Selecting a Wireless Router
Setting Up Connection by Specifying Detailed Settings
The authentication method of the machine is set to <Shared Key>, but that of the wireless router is set to
"Open System."
Connect again by selecting a wireless router or by manually changing the WEP authentication method to <Open
System>.
Setting Up Connection by Selecting a Wireless Router
Setting Up Connection by Specifying Detailed Settings
Change the WEP authentication method to "Shared Key" at the wireless router, and connect again. For more
information about how to change, see the instruction manuals for your networking devices or contact your
manufacturer.