trying to troubleshoot Nikon D90 battery/power issue. battery or camera body? I have an old D90 i havn’t touched for probably 8 years. its been in an old camera bag. thankfully i stored it with the battery SEPERATE in another pocket. Battery is OEM original and charges normally in the OEM charger (red light blinks while charging, eventually goes solid red light to show its done charging) but the battery does not power the…