Colin, is it a "PX" unit? That's supposed to be P-TTL compatible. The pin arrangement, not to mention signalling, will be wrong for Pentax hotshoes on all the other models.
I found this: "Notable Drawbacks: Compatibility issues." http://pttl.mattdm.org/models:promaster:7200edf On Wed, Jan 23, 2013 at 5:49 PM, Collin Brendemuehl <[email protected]> wrote: > I picked up a Promaster 7200EDF flash for the K-x. > If I put any lens on "A" then all the images wash out -- it only discharges > in Manual mode even if the flash mode is set to Auto (far left on the Flash > menu). > If the lens is turned to a specific aperture then the flash acts Auto (slow > sync mode). But then all images underexpose. > Might the flash not be compatible with the K-x? > > > > -- > PDML Pentax-Discuss Mail List > [email protected] > http://pdml.net/mailman/listinfo/pdml_pdml.net > to UNSUBSCRIBE from the PDML, please visit the link directly above and follow > the directions. -- -bmw -- PDML Pentax-Discuss Mail List [email protected] http://pdml.net/mailman/listinfo/pdml_pdml.net to UNSUBSCRIBE from the PDML, please visit the link directly above and follow the directions.

