component they bought it from asian i think
since it will be more cheap even for grade A resistor

but the best part is
MS will be join venture with lite-on to add on dvd-rom for 360
coz my machine only had this knid of prob
2 times repair and for 2 nd time change to new 1 terus from tot31



p/s:that day at tot house...my machine show me some scary movie show...THE BLINKING OF 3ROD...luckily after restart ok