Canon EOS Rebel T4i 18-135mm IS STM Lens Kit Instruction Manual page 308

Using Eye-Fi Cards
Transmission status icon
H
(Gray) Not connected : No connection with access point.
H
(Blinking) Connecting : Connection with access point.
H
(Displayed) Connected : Connection to access point established.
H
( ) Transferring
308
Check the [Access point SSID:].
5
Check that an access point is
displayed for [Access point SSID:].
You can also check the Eye-Fi card's
MAC address and firmware version.
Press the <M> button three times
to exit the menu.
Take the picture.
6
The picture is transferred and the
<H> icon switches from gray (not
connected) to one of the icons below.
For transferred images, O is
displayed in the shooting information
display (p.266).
: Image transfer to access point in progress.