Canon Speedlite Transmitter ST-E3-RT Instruction Manual - Page 15

Attaching and Detaching the Transmitter, Turning on the Power - flash transmitter

Page 15 highlights

Attaching and Detaching the Transmitter 1 Attach the transmitter. Slip the transmitter's mounting foot all the way into the camera's hot shoe. 2 Secure the transmitter. On the mounting foot, slide the lock lever to the right. X When the lock lever clicks in place, it will be locked. 3 Detach the transmitter. While pressing the lock-release button, slide the lock lever to the left and detach the transmitter. Before attaching or detaching the transmitter, be sure to turn the transmitter power off. Turning on the Power Set the power switch to . X The LCD panel illuminates. The charge lamp lights when the wireless shooting (slave) is ready. During wireless shooting, press the transmitter's charge lamp (test flash button) to fire a test flash. 13

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13
1
Attach the transmitter.
Slip the transmitter’s mounting foot
all the way into
the camera’s hot
shoe.
2
Secure the transmitter.
On the mounting foot, slide the lock
lever to the right.
When the lock lever clicks in place, it
will be locked.
3
Detach the transmitter.
While pressing the lock-release
button, slide the lock lever to the left
and detach the transmitter.
Set the power switch to <
K
>.
The LCD panel illuminates.
The charge lamp lights when the
wireless shooting (slave) is ready.
During wireless shooting, press the
transmitter’s charge lamp (test flash
button) to fire a test flash.
Attaching and Detaching the Transmitter
Turning on the Power
Before attaching or detaching the transmitter, be sure to turn the transmitter
power off.