Dave, I guess:
Either a cable from flash to camrea is not connected right (no cut off) or
the RTF-flash is faulty.
Or the TTL "mechanism" of the camera does not work.

Does it do TTL with external flashes? If yes, the first may be the problem.

The camera must be serviced either way.
Regards
Jens



David Oswald
Tue, 03 May 2005 15:12:42 -0700

I'm getting ready to send my *ist-DS to Pentax for warranty service. Before
I do I just wanted to call out and see if anyone else has had a similar
experience with their *ist-DS flash, and if so, what the outcome was after
being serviced.

My *ist-DS's internal flash fires at full power always, whenever it's
enabled. That means that if I'm 6-10 feet away from the subject, my subject
will be completely burned out (white). Subjects from 10-15 feet are still
seriously overexposed. This problem manifests itself regardless of whether
I'm using my DA 16-45 lens, my FA 28-105, my FA 50 f/1.4, etc. And altering
the Flash EV setting in the menu of the *ist-DS has no effect whatsoever.

Now, attach my trusty AF330FTZ and take the same shots. The results are
beautifully exposed, every time. ...ok, sometimes I have to tone down the
flash a half-stop to avoid the smallest amounts of burnout overexposure at
close range near shiny subjects, but in general, the shots from the AF330FTZ
are perfect.

Back to the internal flash... burned out every time at less than 10' range,
particularly in low light. Overexposed in low light conditions beyond 10'
too.

If anyone else has experienced this, please chime in and let me know what
ended up happening when you got it serviced.


Dave
Jens Bladt
mailto:[EMAIL PROTECTED]
http://hjem.get2net.dk/bladt

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