> I've seen many 4s and 4Ts where the Auto / manual switch is dry. Even
> when set to manual, camera defaults to auto. That could be your problem.
> Set it to manual 1 second and point camera at a bright light, no lens
> cap, lens wide open. Fire shutter and see if shutter stays open for the
> set time. If not, a CLA would fix it up.
>
> John Hermanson
> Camtech Photo Services, Inc.
> 21 South Lane, Huntington, NY 11743
> 631-424-2121 | omtech@xxxxxxxxx
> www.zuiko.com
> Factory Trained OM Service since 1977
> __________________________________
> ----- Original Message -----
> From: "Chuck Norcutt" <chucknorcutt@xxxxxxxxxxx>
> To: <olympus@xxxxxxxxxx>
> Sent: Friday, October 28, 2005 3:02 PM
> Subject: [OM] Re: OM4 metering problem (?)
>
>
>> Sounds like your ASA and/or exposure compensation dials are dirty. A
>> CLA should fix them up. For a temporary fix try rotating them back and
>> forth rapidly NUMEROUS times to scrub the dirt/corrosion off the brushes
>> and contacts. Check again against your mother's OM-1 with all things
>> equal. For framing try a blank wall or clear sky to be sure the cameras
>> are seeing exactly the same thing. You might also want to do this ahead
>> of your cleaning action just so you have something to compare against.
>> ie; did you change anything by scrubbing the dials. Also try at
>> different ASA settings to see if the problem has been resolved or maybe
>> just moved to another setting (dirt slid around somewhere else)
>>
>> If this works it may just be temporary and the problem may return. It
>> really should be CLA'd eventually. You'll be happier.
>>
>> Chuck Norcutt
>>
>> Guillaume Remy wrote:
>>> Hello all,
>>>
>>> Last summer, I shot a rol of 100 ASA dia through my OM4. Photos came
>>> almost all out underexposed.
>>> Not willing to see any problem in the camera, I settled for the
>>> "difficult lighting conditions" in
>>> Scotland.
>>>
>>> Next to that, I shot a 800 ASA negative film through it. No problem.
>>> Photos were correctly
>>> exposed.
>>>
>>> Now, last week I used a 100 ASA dia film again. The photos came almost
>>> black out.
>>>
>>> A comparison with my mother's OM1 showed a noticeable difference between
>>> her OM and mine. Mine
>>> indicated a faster shutter speed (same lens, same apperture, same
>>> framing), and hers was loaded
>>> with 200 ASA... what's happening in here ?
>>>
>>> Will a CLA work this out ?
>>>
>>> Sorry for grammatical disasters (I'm not a native english speaker), and
>>> for the coming delay in my
>>> answers (I'm on digest mode),
>>> Guillaume
>>>
>>>
>>>
>>>
>>>
>>>
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>>
>>
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