Nikon 25432 User Manual - Page 288

Long Exp. NR (Long Exposure Noise Reduction) Choose whether to reduce noise in pictures taken at slow shutter speeds. Option Description Photographs taken at shutter speeds slower than 8 s are processed to reduce noise. While photographs are being processed, "l m" will blink in the shutter speed/aperture On displays for a period of time approximately equal to the current shutter speed. In continuous release mode, frame rates will slow and the capacity of the memory buffer will drop. Photographs can not be taken until processing is complete and "l m" has cleared from the displays. Noise reduction will not be performed if the camera is turned off before processing is complete. Off (default) Long exposure noise reduction off. U 262