Are you sure it's QW59 and not QW37?
And how this happen?
I guess bios is not a problem. Problem is broken CPU for 99%.
LEDS are controlled by an another PIC from QNAP. In 99% cases CPU is broken. However you can try to flash CPU. We have it in repository.
on bottom of forum - there's switchI get a bit lost in the Polish / English forum translating with google