M: Wireless Flash Shooting With Manual Flash - Godox TT685C User Manual

● When setting < RATIO A:B C >, group A, B and C will fire a flash synchronously; when
setting< RATIO A:B >, group C will not fire a flash.
● If shooting under the situation that group C is toward the main shooting subject, over
exposure might occurred.
● In some EOS film cameras that support E-TTL autoflash, you cannot perform multiple flash
wireless shooting with a flash ratio setting.
● The flash ratio of 8:1 to 1:1 to 1:8 is equivalent to 3:1 to 1:1 to 1:3 (1/2 step increment).
● The details of the flash ratio settings are as follows.

5. M: Wireless Flash Shooting with Manual Flash

This describes wireless (multiple shooting) using manual flash. You can shoot with a different flash
output setting for each slave unit (firing group). Set all parameters on the master unit.
1、Setting the flash mode to <M>.
2、Setting the number of flash groups.
● When <
to fire.
● The setting changes as follows each time you press the button:
ALL（RATIO OFF）→
A/B（RATIO A：B）→
> is displayed, press the Function Button 2 < > to set the groups