Nikon D610 ❚❚Commander Mode

AThe SB-400 and SB-300

When an optional SB-400 or SB-300 flash unit is attached and turned on, Custom Setting e3 changes to Optional flash, allowing the flash control mode for the optional flash unit to be selected from TTL and Manual (Repeating flash and Commander mode options are not available).

A“Times“

The options available for Repeating Flash > Times are determined by flash output.

Output	Options available for “Times”
1/4	2
1/8	2–5
1/16	2–10

Output	Options available for “Times”
1/32	2–10,	15
1/64	2–10, 15,	20, 25
1/128	2–10, 15, 20,	25, 30, 35

❚❚Commander Mode

Use the built-in flash as a master flash controlling one or more remote optional flash units in up to two groups (A and B) using advanced wireless lighting (0 294).

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	Choose a flash mode for the built-in flash (commander flash).
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, although remote flash units do. 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.

Auto aperture (available only with compatible flash units; 0 294). Choose flash

AAcompensation 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	U
	channel.

237