Nikon D300 User Manual page 90

e3: Flash Cntrl for Built-in Flash
Choose the flash mode for the built-in flash.
Option Description
TTL Flash output is adjusted automatically in response to
TTU_
(default) shooting conditions.
MS Manual Choose the flash level (pg. 292).
Repeating The flash fires repeatedly while the shutter is open,
RPT_ flash producing a strobe-light effect (pg. 292).
Commander Use the built-in flash as a master flash controlling
Ci
mode one or more remote optional flash units (pg. 293).
[] "Manual" and "Repeating Flash"
I_ icons blink in the control panel and viewfinder when these o
selected.
[] The SB-400
When an optional SB-400 flash unit is attached
and turned on, Custom Setting e3 changes to
[Optional flash], allowing the flash control mode
for the SB-400 to be selected from [TTL] and
[Manual] ([Repeating flash] and [Commander
mode] options are not available).
_tions are
291