is it knackered

[big3card]

the kids was playin sum xbox earlier they came down for some tea and when they returned it wouldnt come on as in dead , so i took it down stairs to put it on my wires power brick etc and its still dead not even a flash of live in it , ive stripped iot to find nothin obvious could any1 give any pointers is there a master reset or summat ,were to look as i know absolutly nothin bout these, any help appreciated thnx big3

[BIG-TED]

Is the led on the power brick changing ? when trying to power on?
orange stanby, green ok, red problem.
does it power on with dvd eject or controllers ?

Ted

[big3card]

no mate i looked for that not a thing DEAD lol