Canon WFT-E3 Instruction Manual page 75

11: Connection target not found
Is the pairing software running?
Start the pairing software and follow the instructions to re-establish the connection. (p.38)
Are the transmitter and wireless LAN device configured with the same encryption
key for authentication?
This error occurs if the encryption keys do not match when the authentication method for
encryption is [Open system].
The setting is case-sensitive, so check upper- and lower-case characters. Make sure the
correct encryption key for authentication is entered on the transmitter. (p.21)
12: Connection target not found
Are the target computer and wireless LAN device on?
Turn on the target computer and wireless LAN device.
21: No address assigned by DHCP server
What to check on the transmitter
On the transmitter, the network setting is [Auto setting] or the IP address setting is
[Auto assign]. Does the error occur under these settings?
If no DHCP server is used, set the transmitter's network setting to [Manual setting] and
IP address setting to [Manual setting]. (p.22)
What to check on the DHCP server
Is the DHCP server on?
Turn the DHCP server on.
Are there enough addresses for assignment by the DHCP server?
Increase the number of addresses assigned by the DHCP server.
Remove devices assigned addresses by the DHCP server from the network to reduce the
number of addresses in use.
Is the DHCP server working correctly?
Check the DHCP server settings to make sure it is working correctly as a DHCP server.
If applicable, ask your network administrator to ensure the DHCP server is available.
Responding to Error Messages 21 - 26
Also check the following points when responding to errors numbered 21 - 26.
Are the transmitter and wireless LAN device configured with the same encryption key for
authentication?
This error occurs if the encryption keys do not match when the authentication method for
encryption is [Open system]. The setting is case-sensitive, so check upper- and lower-case
characters. Make sure the correct encryption key for authentication is entered on the transmitter.
(p.21)
Responding to Error Messages
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