Hp 630 No lights at all even charging light wont lit

[sureshbobby]

Hi Friends & techies
I have a problem with hp 630 motherboard it is foxconn chicago. i have changed the EC but it not working, please guide me through the process.

[rookieme]

Re: Hp 630 No lights at all even charging light wont lit

First of all you need the schematic.
Check the voltage at Q0903 for a start.