Rate this post by selecting a number. 1 is the worst and 5 is the best.

Author Message   John_shriver Tinkerer Username: John_shriver Post Number: 62 Registered: 12-2006 Rating: N/A Votes: 0 Posted on Sunday, December 12, 2010 - 01:42 pm:    What a flash sync does to fire the flash is to short the inner and outer contacts of the "PC" flash connector, or to short the contact in the middle of the flash shoe to the shoe itself. You need an ohmmeter, the basic ability to read a schematic, and the service manual. Alternative is probably a $40 service bill at http://www.pentaxs.com. Or have Eric do a full CLA.