Leica M7 Exposure Problem

fleetwoodjazz

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Jan 13, 2008
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Hi,

I have one problem with my Leica M7 that is every time it exposes for 38 seconds under Auto mode (regardless of aperture setting and film speed).

I bought this one mint some months ago and it worked just fine until recently after some weeks staying idle. I was thinking maybe the meter is affected by the humidity of the coming summer but not too sure.

Did you experience the same problem before? Should I send my Leica to a repair shop?

Thanks
 
I can make this happen with my M7 simply by leaving the lens cap on ;).

If this is not the case, time to get a technician to take a look at it. I cannot imagine it has anything to do with humidity, unless it went underwater.
 
Hi,

Yes, a lens cap is duly removed actually. Everytime I switch on the camera, the meter (in the viewfinder) shows 400 (in a faint rectangular) and then it turns to flashing 3>2" and if I press the shutter, it exposes for 38 seconds.

Once the lens is removed, the camera seems to meter better so I believe this is a problem with the camera's meter that is getting less sensitive with incoming light.
 
Do you have the meter (rear wheel) zeroed out? That is the first thing I would check. These cameras are top of the line and its often pilot error. Rotate the wheel a few times to loosen up any dust that may be stuck underneath. Start there first.
 
If there is no 'mechanical' reason (lens cap on, speed set incorrectly) then I'd say this is either a problem deriving from the DX reader or a malfunctioning circuit board -- possibly both. It isn't a problem I have had with my M7 but just about every other exposure-related problem I have had has been solved by the replacement of the DX reader and a circuit board.
 
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