Originally Posted by madbrain
hi,
I have some 2300 NiMH energizers that cause problems with my K200D. I recharged a set on friday 8/8 - I did a "refresh" on my Maha C-9000 charger, which charge/discharge/charge cycle on my NiMH. This showed the batteries as having capacities between 1600 and 1900 mAh. Not new batteries, but not dead.
I recharged the Energizers 2300 today. Put all 4 directly from the charger into the K200D. It would not power up. The K200D still worked with other batteries. I tried 2 of the problematic Energizer batteries in my Nikon coolpix L1 digicam (it only needs 2 AAs). The battery gauge on the Nikon did not show full, but I was able to take over 400 pictures, including some with flash. That was quite some strain on my wrist given I don't have a shutter release cable for it it. I stopped the test when the 1 GB SD was full.
It does seem like the K200D is very picky about the batteries.
I also checked the batteries that were discharged on monday out of the camera - one of them had another 664 mAh, another 490, another 377, and another 12. Clearly all batteries, even from same brand and model, and purchased together, are not made equal.
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K200D, Pentax 18-250mm, Sigma 10-20mm, Digital concepts 952AF/PEN flash, JJC remote control, tripod, Opteka right angle finder