Canon EOS 600D Instruction Manual page 266

Using Eye-Fi Cards
Transmission status icon
H
(Gray) Not connected : No connection with access point.
H
(Blinking) Connecting : Connecting with access point.
H
(Displayed) Connected : Connection to access point
H
( ) Transferring
266
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.226).
established.
: Image transfer to access point in
progress.