A logo of Toshiba Corp is seen on a printed circuit board in this photo illustration taken in Tokyo July 31, 2012. Japanese electronics conglomerate Toshiba Corp trumped forecasts with a more than doubling of its quarterly profit on Tuesday, boosted by strong overseas earnings from sales of power systems and other energy products despite sluggish chip sales. REUTERS/Yuriko Nakao (JAPAN - Tags: BUSINESS LOGO)