#4. "RE: does the D40 have a defective light meter?" In response to In response to 2 Fri 14-Jan-11 08:42 PM by gkaiseril
You check the image histogram and lost highlights image review screens.
For playback see pages 50-54, Highlights page 52, Histogram page 52 or your user manual. For Exposure Compensation see page 47 of your user manual. It is zero unless your have set it to something else.