Highlighting the challenge Hirai faces in reviving consumer electronics as a profit centre, Sony scaled down its sales targets for digital cameras and smartphones for the year to end-March 2015 by 13-17 percent, and chopped its operating profit margin goal for its PlayStation gaming business to 2 percent from 8 percent. [ID:nL3N0E31DG] Hirai last year identified those three units as core to a revitalized Sony.