my dreambox5620 has a psu problem.the box still comes on dut will only displey the boot sign on the box ovre and over and gose no further.but i have noticed on the power supply there is a commponent blown.i am unable to read the commponent prod number coz it has blow the front ov it off so unable to read part number.with the front ov the box facing you on the psu there are 3 small black 3 leggeded components 1 near the front and 2 at the very back ov the psu boared its the left 1 thats blown nearest to psu output wires that then go to the main board.any info would be great.or a schimatic diagram with part nummbers please.thanks.