hi dear.sice one year4months.i got a led tv sharp aquos lc40le540e.it work great bus these days he start with take a long time to power on.before when i power on he blink 1tme and he start with logo"sharp"and when i power off the arrow became ^pink.but now when i power on the arrow^blink one time and still bleu with no sound.no picture.i've do a lot of manipulation with touch panel but no result.can you help me please?my model is in the first update1.20version.i have the latest in usb but i can't do it in ths situation.at last you must know tha the power pcb is good and we havn't a sharp dealer in algeria.so i'm waiting for youhelp please......