Nikon D300s - Manual (Page 311)

285
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❚❚Commander Mode
Use the built-in flash as a master flash controlling one or more
remote optional SB-900, SB-800, SB-600, or SB-R200 flash units in
up to two groups (A and B) using advanced wireless lighting.
Selecting this option displays the menu
shown at right. Press
4 or 2 to highlight the
following options, 1 or 3 to change.
Option Description
Built-in
flash
Choose a flash mode for the built-in flash (commander flash).
TTL
i-TTL mode. Choose flash compensation from values between
+3.0 and –3.0 EV in increments of
1 /
3
EV.
M
Choose the flash level from values between
1/1 and 1/128
( 1 /
128
of full power).
– –
The built-in flash does not fire, but the AF-assist illuminator
lights. The built-in flash must be raised so that it can emit
monitor pre-flashes.
Group A Choose a flash mode for all flash units in group A.
TTL
i-TTL mode. Choose flash compensation from values between
+3.0 and –3.0 EV in increments of
1 /
3
EV.
AA
Auto aperture (available only with SB-900 and SB-800 flash
units). Choose flash compensation from values between +3.0
and –3.0 EV in increments of
1 /
3
EV.
M
Choose the flash level from values between
1/1 and 1/128
( 1 /
128
of full power).
– – The flash units in this group do not fire.
Group B
Choose a flash mode for all flash units in group B. The options
available are the same as those listed for
Group A, above.
Channel
Choose from channels 1–4. All flash units in both groups must
be set to the same channel.