User's Manual

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7.2 Display light
The back light of the display can be set to one of the following.
AUTO : The back light will come on whenever any button is pressed.
This includes the shutter button of the camera
ON : The back light will be on all the time.
DARK : The back light will come on, and stay on, whenever a darkened
room is entered.
7.3 Sync type
There are three settings for the sync.
F – Front curtain sync
Flash fires just after the shutter opens.
R – Rear curtain sync
Flash fires just before the shutter closes.
HSS – high speed sync
Canon users – Select HSS if you want to enable High Speed Sync on
your camera
Nikon users – High Speed Sync will be automatically selected when your
shutter speed is set above 250
7.4 Lock Buttons
Turning this option on will lock out the buttons and prevent any
accidental changing of settings. To unlock the Trio Press the outer two
soft keys when prompted.
7.5 Speaker
You may want the speaker off for sensitive shooting, or turn it on for
audible confirmation of flash exposure.
7.6 Test Sequence
With this feature set to Sequence the remotes will fire one group at a
time with each press of the Fire button.
You can use this setting if you want to check the exposures of each of
the groups.
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