In article , godders@netcom.com says...
>noah@unixg.ubc.ca (Noah Third) writes:

>>My question is: on FM2's there is a red X200 on the shutter speed dial
>>just past the 1/2000. What does this mean/do? I know that the other red
>>symbol 125 is for the flash sync speed but what is x200?

>1/200 second is the maxiumum flash sync speed. You use that setting to
>use it.

As David Rosen has pointed out, some FM2's will actually sync. at
1/250th, making fill-flashed ambient-light exposures in daylight
more practical, since the 1/250th is metered, and the 1/200th
is not. Give yours a try, to see if the whole frame is exposed
at 1/250th with flash.
Hope This Helps