2) The functions displayed above function buttons 1 to 4, such as
and
, change according to the settings’ status.
3) When a button or dial is operated, the LCD panel illuminates.
IV.
Wireless Flash Shooting: Radio Transmission
Note:
The transmitter attached to the camera is called the master unit, and a flash that is
wirelessly controlled is called the slave unit.
When the camera’s shooting mode is set to fully automatic mode or an Image Zone
mode, the operations below are not available. Please set the camera’s shooting mode
to
P/Tv/Av/M/B
（
Creative Zone mode
）
.
Wireless Flash Shooting
Using a transmitter and Canon radio-enabled Speedlites makes it easy to shoot with
advanced wireless multiple flash lighting, in the same way as normal
E-TTL
Ⅱ
/E-TTL auto flash shooting.
The settings of the transmitter attached to the camera
（
master
）
are automatically
reflected on the flash that is wirelessly controlled (slave). You do not need to operate
the slave unit while shooting. You can then perform wireless E-TTL II/ETTL
autoflash shooting just by setting the master unit to ETTL mode.
You can choose to perform autoflash shooting using one slave unit only, or perform
wireless multiple flash shooting using two or more(up to 15) slave units.
The slave units can be radio-enabled speedlites and set on slave mode, and also other
Canon ETTL flashes that are incompatible with the radio transmission wireless
function by using with Phottix Laso
receiver.
Master Unit
Slave Unit
Canon Speedlites that have a wireless flash shooting function
using radio transmission, like
600EX-RT
（
Slave mode
）
.
Phottix
Laso
Transmitter
Phottix Laso
rCanon ETTL Flash
（
Non-wireless mode
）
Note:
1) When using Phottix Lasor eceiver as slave unit, restrictions will apply to parts of its
functions. And parts of the operations would also be different. For details, see the
instruction manual of Phottix Laso receiver
