Operation Manual

13
The wireless selector has the following settings.
For Normal Flash Operation
Set the wireless selector to OFF to
use the 420EX as a normal, on-
camera Speedlite.
Wireless Selector
For Wireless Flash Operation
Set the wireless selector to SLAVE to
use the 420EX as a wireless slave
unit.
The flash coverage is set to 24mm
automatically.
Even if the wireless selector is accidentally set to < >, the 420EX will still
operate as an on-camera Speedlite for normal flash photography.
K133 (E) 02.4.1 3:04 PM Page 13