Pentax Optio S4i Digital Camera "photogenicity" Questions

A90 WHEN ITURN ON THE CAMERA I GET AN ERROR; A90, AND THE CAMERA LOOKS LIKE BLOCKED , HOW CAN I SOLVE THAT PROBLEM ? A- I have a Pentax Opio S hence I had to get the "fwdc110p.bin" file here: ...

Freeze Up My Pentax Optio S, froze on me today with the lens out, and after a while I wable to reset it but the screen wouldnt come on. Finally I got a message on the screen that says "A90" Anyone ...

ERROR A90 WHEN I TURN ON THE CAMERA I GET ON THE DYSPLAY AN ERROR A90. WHAT DOE'S IT MEAN ? HOW CAN I SOLVE THAT PROBLEM ? SINCERLY OK Guys...After fidgitting for hours on this with the bits & pieces ...

I have two Photogenic Studiomaster II AE-10 flash heads with bad capacitors which I would like to replace. I would either like to find a schematic which notes the rating of these caps so I could try ...

exposure problem I have just purchased a Canon 40D. When shooting in Manual mode with an external flash, (photogenic) my exposure always looks correct thru the lcd but it always flashes -2 no matter ...