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|| SportsShooter.com: Member Message Board

D300 exposure gone wild, help!
 
Jeff Stanton, Photographer
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Princeton | IN | USA | Posted: 4:48 PM on 05.27.09 |
->> Hey gang, I have a D300 with about 25,000 releases on it and the exposures have gone wild.
I was shooting at a track meet on Tuesday when toward the end when I was reviewing some of the work on the camera's monitor, I noticed the exposures were either wildly overexposed or extremely underexposed.
I checked to see if I had inadvertently touched the exposure compensation button, but it was exactly where it was supposed to be. I changed lenses, checked the batteries and everything seems to be working ok. I use the MB-D10 battery when shooting sports and switch back to the EN-EL3 battery when just doing regular type of work. No improvement.
Has anyone experienced this and can anyone offer any suggestions for me to try? The camera has never been serviced and prior to this, never experienced any issues. thanks |
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Michael Fischer, Photographer
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Spencer | Ia | USA | Posted: 4:59 PM on 05.27.09 |
->> Jeff, check and see if you've set it to auto bracket.
Michael |
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Danny Gawlowski, Photographer
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Bellingham | WA | USA | Posted: 5:26 PM on 05.27.09 |
| ->> Personally, I rarely trust the metering system 100%. Consider it a polite suggestion that you can ignore when you know it's wrong. I think you'll live a happier life if you shoot in manual. |
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Danny Gawlowski, Photographer
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Bellingham | WA | USA | Posted: 5:27 PM on 05.27.09 |
| ->> But I think Michael is right - check the bracketing. |
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Jeff Stanton, Photographer
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Princeton | IN | USA | Posted: 5:41 PM on 05.27.09 |
| ->> I did check the bracketing and it was fine. What I have discovered is after removing the EN-EL3 battery from the camera and running just off the MB-D10 grip, the camera seems to be handling fine now. Go figure. |
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Bob Ford, Photographer
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Lehighton | Pa | USA | Posted: 5:49 PM on 05.27.09 |
| ->> I've had the same issue. A 2 button reset has worked for me. |
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Chuck Steenburgh, Photographer
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Lexington | VA | USA | Posted: 7:25 PM on 05.27.09 |
| ->> It'll likely work fine with a freshly charged EN-EL3 in it as well. Nikon D-series cameras have a habit of behaving erratically when you have a nearly-discharged battery in them. |
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Isaac Ginsberg, Student/Intern, Photographer
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Seattle | WA | U.S.A | Posted: 1:05 AM on 05.28.09 |
| ->> You might have slipped into five image Auto bracketing... That would do it. |
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Dave Prelosky, Photographer
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Lower Burrell | Pa | US | Posted: 11:00 AM on 05.28.09 |
->> Jeff,
Is this a problem with one lens/body combo, or an across the board situation? We've had a flood of sticking aperture blades that can cause the situation you mention. |
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Jeff Stanton, Photographer
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Princeton | IN | USA | Posted: 11:20 AM on 05.28.09 |
| ->> Dave, after some experimentation, suggestions and so forth, the problem turned out to be a bad EN=EL3 battery. Replaced, problem solved. Thanks to everyone for your assistance. |
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John Plassenthal, Photographer
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Vandalia | OH | USA | Posted: 12:33 PM on 06.02.09 |
->> Jeff,
Are you using alkaline AA's in the MB-D10? There are some known issues with the alkalines. From what I've heard/read, the newer batteries (i.e. energizer max) are coming out with better performance characteristics than the previous alkalines the firmware is programmed for which tends to play havoc with the camaera CPU. In some cases it doesn't recognize that there is power from the MB-D10, in other cases it causes fluctuations in exposure by about .3-.7 stops, or both. As the alkalines drain they fall back into the performance envelope expected and the variance stops.
Taking the battery and running off just the MB-D10 is one of the fixes for getting the CPU to recognize that the alkalines in the MB-D10 when it says new batteries are dead. |
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