The the customer used a Toshiba the L100, say no power. Connect the power supply, the standby CURRENT to 0. 19A almost 0 2A a. There is a short-circuit, most likely the the IO bad / N & L7, H7, A5 l6 q! A5 q * W # B7 the i7 D9, o open a look at the IO at the previous welded, but can not determine it. But also power a try, and found that the the standby CURRENT is too large, PU10 (MAX8734A) Hot,. Drawings are up and down in the forum and found that The PU10 this chip in the drawings on the model is the MAX1999.