It's not the auto/manual switch under the top cover. THAT switch only
controls the meter movement. The other A/M switch is on the main
circuit board under the mirror box floor.
John
MR THOMAS N CURLEE wrote:
>
> John:
>
> I'm fairly sure it's not the auto/manual switch. That was my first
> thought so I removed the top cover and used a cotton swab and contact
> cleaner to carefully clean/lubricate the switch. Also, the camera
> looks very clean, with the switch moving cleanly without any obvious
> 'goo'. I find it interesting that I can clear the problem every time
> by simply removing the lens cap and pointing the lens at a light bulb.
> It acts like some part of the camera circuitry needs a node to be
> charged or discharged, which the internal photocells are doing when
> exposed to bright light. I've seen similar problems when parts were
> left out of a prototype breadboard. Whatever is causing the problem
> is not a 'hard' failure but something that can be changed by the
> light current of the photo diodes.
>
> Could a bad or leaky switch cause the interaction of modes?
>
> Tom
>
>
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