with the external flash units during the monitor pre-flash
cycle.
Always position the sensor windows on the external
Speedlights where they will pick up the monitor pre-flashes
from the built-in flash. Take particular care when not using a
tripod.
Commander Mode Settings
Basically, the Mode fields on the Commander mode screen
will display the selections listed below. Use the Multi
Selector to change the values, as shown in Figure 12-11. Here
are the Mode settings:
▪ TTL, or i-TTL mode
▪ AA, or Auto Aperture mode
▪ M, or Manual mode
▪ --, or double-dash mode (what else would one call it?)
Figure 12-11. Mode options
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