I actually have used a small cotton swab with the tip dipped in Brasso to restore operation to badly corroded contacts, it can be a bit messy to clean up if it gets in crevices but if done carefully it removes the oxides without doing too much damage.
On 14 November 2012 08:48, Bruce Walker <[email protected]> wrote: > A wire-wheel on an electric drill is pretty effective too. > > On Tue, Nov 13, 2012 at 4:25 PM, David Savage <[email protected]> wrote: >> I use a small piece of a Scotch-brite pad: >> >> <http://www.scotch-brite.com/wps/portal/3M/en_US/Scotch-BriteBrand/Scotch-Brite/Products/Product-Catalog/~/Non-Scratch-Scour-Pad?N=5941615&rt=rud> >> >> DS >> >> On 14 November 2012 01:09, Igor Roshchin <[email protected]> wrote: >>> >>> >>> In the recent past, my flash (Metz AF58-1) in combination with K-7 >>> developed a problem. In some cases, I do not get the flash-ready >>> confirmation symbol in the viewfinder. In other cases, even if I do >>> get that confirmation at first, the flash (in PTTL mode) goes off full >>> capacity, as if the PTTL did not work, yielding extremely overlit >>> images. In those cases, often, on the subsequent shots, there is >>> no flash confirmation symbol. >>> >>> All those problems can be fixed by tweaking the hotshoe in the socket >>> (sliding it slightly in or out), but it takes a few times to find the >>> "right" position. >>> I am thinking if this can be fixed by cleaning the contacts. >>> >>> What are the options of cleaning the contacts besides the obvious of >>> using a q-tip soaked in isopropanol? >>> >>> Any other thoughts on what else might be causing such hot-shoe issues? >>> >>> Igor >> >> -- >> 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. -- Rob Studdert (Digital Image Studio) Tel: +61-418-166-870 UTC +10 Hours Gmail, eBay, Skype, Twitter, Facebook, Picasa: distudio -- 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.

