9. Flash – Setting Flash
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[Flash Synchro]
When a moving subject is recorded at night using a slow shutter and flash, 
a trail of light may appear in front of the subject.
If you set [Flash Synchro] to [2ND], you can take a dynamic picture with a 
trail of light appearing behind the subject by firing the flash immediately 
before the shutter closes.
1
  [ ]  [ ]  Select [Flash Synchro]
[1ST]
This is the normal method for recording with the Flash.
[2ND]
The light source appears behind the subject and the picture becomes dynamic.