Alan,
Thanks for your detailed reply. I may try the repair myself. The problem is
both with the ring set to A or manually set to any aperature. Guess this
points to the variable aperature resistor? What does it look like?
Is audio cleaner just rubbing alcohol?
Thanks again,
Allen
----- Original Message -----
From: "Alan Chan" <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Thursday, August 09, 2001 4:33 PM
Subject: Re: Super Program metering problem.
> If the problem occurs when the lens was set to 'A', it's the electronic
> contacts under the camera mount become too dirty to be reliable. It can be
> cured by remove the camera mount and took all the contacts and springs out
> (very careful, and one spring is a bit longer), and then clean those
> contacts underneath (you can use audio cleaner).
>
> If the problem occurs when the lens was set other than 'A', it's the
> variable aperture resister under the camera mount becomes too dirty. To
> clean this resister, you cannot do it yourself if you have never repaired
> cameras before. I suggest you bring it to Pentax for service. Normally I
> don't like my Pentax cameras serviced by other guys because they often
left
> out those important washers between the body and mirror box assembly.
> Without the correct amount of washers, the focus would be shifted. But
this
> problem could be hided by altering the position of the focus screen as
well
> (but that also means you cannot set the lens at infinite and expects to be
> in focus because it will focus beyond infinite on the film plate).
>
> regards,
> Alan Chan
>
> >Hope someone can give me a hint...
> >
> >I have a Super Program I bought new in 1985. It's been a terrific camera.
> >
> >Lately I've had one problem. When taking a photo the meter is often VERY
> >wrong. I.E. 1/2000 F22 when it should be something like 1/125 F16. This
> >occurs wth both my SMC 35-70 mm lens and a Takumar 70-200mm lens. If I
> >fiddle with the aperature ring it will often display the correct
readings.
> >I've cleaned the contacts on the body and lenses with an eraser several
> >times and took it to a local camera shop. They also tried the eraser
> >method.
> >No go.
> >
> >Anyone else experience this problem? I expect it's mechanical/contact in
> >nature.
> >
> >Thanks,
> >
> >Allen
>
>
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