User Manual

Long press the function button [ ] on the speedlite to enter customs function setting, press[up]or
[down] button to select the items need to be adjusted, press [left] or [right] to alter setting, press [OK]
to confirm and exit setting.
C.Fn-02:Power saving function( Auto Power Off ) in
slave mode
C.Fn-01: Power saving function( Auto Power Off) in
on-camera mode and master control mode
Applicable Mode: On-camera mode and master
control mode
Represents number of minutes after entering
power save mode.
OFF: Power saving function is off.
05-120:
Applicable Mode: Slave mode
The speedlite powers off after keeping idle
for 5-120 minutes.
OFF: Power saving function is off.
05-120：
C.Fn-03: Radio transmission communication mode.
RF603:RF603 mode
RF602:RF602 mode
-17-
C.Fn:Setting Custom Functions