Canon WFT-E9 Advanced User's Manual page 187

64: Cannot connect to wireless LAN terminal
Are the transmitter and the access point set to use the same encryption method?
• The transmitter supports WEP, TKIP, and AES encryption (
If filtering by MAC address is active, is the MAC address of the transmitter in use
registered at the access point?
• Register the MAC address of the transmitter in use at the access point. The MAC
address can be found on the [MAC address] screen (
65: Wireless LAN connection lost
Are there any obstacles blocking the line of sight between the transmitter and the
antenna of the access point?
• Move the antenna of the access point to a position clearly visible from the point of
view of the transmitter.
The wireless LAN connection was lost for some reason, and the connection
cannot be restored.
• The following are possible reasons: excessive access to the access point from other
terminals, a microwave oven or similar appliance in use nearby (interfering with
IEEE 802.11n/g/b (2.4 GHz band)), or influence of rain or high humidity.
66: Incorrect wireless LAN password
Are the transmitter and the access point set to use the same encryption key for
authentication?
• The encryption key is case-sensitive. Make sure to enter the correct encryption key
for authentication on the transmitter and the access point by verifying the uppercase
and lowercase letters used in it (
Note that Error 41 is displayed when the authentication for encryption is set to
[Open system] (
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