Vivitar 728 Auto User manual

model, the shutter is sel between 30 seconds and i'l25O second).
   2)  Slide the flash ON/OFF Switch (9) to the ON position.
   3) Make sure the subject  is well within ihe flash exposure range for lhe lens
       aperlure (f stop) selected (see the TTL distance scale on the back of the flash).
    4)  Look in the vieMinder and note the lightning symbolwhich indicates the flash is
       ready and the shutter speed for flash has been sel. The camera and flash are
      now ready for automalic TTL flash photography.
   s) Place the AF frame localed  in the viewfinder on the subject. Depress the
        shutter release button fully lo take the picture.
   6)   lf there is enough light for a good exposure, lhe Auto oK LED (8) on the back of
       the flash will glow for about 2 seconds. lf the Auto oK indicator does nol come
       on, move closer lo the subject.

   3 .  Manual Camera Mode Operation
   1 )  In the Manual camera mode, shutler speed and f stop are set manually, but the
      exposure  is  still aulomatic TTL. This capability permits you to selectively
       balance ambient (non-flash) light with light from the flash unil. once the flash
        unit's ready light is on, you will not be able to set the shutter speed higher than
       1l125lh second (1lzs}th second on the EOS 620).

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2) Set the lens aperture based on TTL flash exposure just as you would when
       using the Aperture Priority (A-mode). Make sure the lens aperture selected
       permils TTL auto exposures within the range of the subject distance. set the
       shutter speed from 30 seconds lo 11125(11250'EOS  620), depending on the
        effect desired. See also M-Mode Slow Shutter Synchronization.
   3) Look in the viewfinder and note the lightning symbol which indicates the flash is
      ready. The camera and flash are now ready for automatic TTL flash
      photography.
   4)  Place the AF frame located in the viewlinder on the subject. Press the shutter
       release button all the way to take the picture.
   s)  lf there is enough lighi for a good exposure, the Auto OK LED (8) on the back of
       the flash will glow for about 2 seconds. lf this Auto OK indication does not come
       on, move closer to the subject or use a wider aperture. Alternatively' use a
       higher ISO speed film.

4. TV-ModeOperation
   1) Set the camerato TV mode which allowsyou to set any shutterspeed up to
       1l125thsecond (1l2s0thsecond on EOS 620).
     The apertureis set automatically.
   2) Slidethe flash ONiOFFSwitch(9) to the ON position.
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