Help pls! No display, no hdd led activity , system on!

[jmaxpz09]

Gud pm mga master..

pa help , my brother PC has no display, ga on cya but wlay display ,wla pud hdd activity (no red led lights blinking)

we've checked the RAM, PSU, HDD, CORDS ,CABLES ,VC , monitor etc..still nothing happens..

ok pa ni iyang PC gabii, nagduwa pa mig HoN , but gnina daw pag on nya sa buntag wala nay display..

pls help, nalingin npud ko .Zzzz

possible 'cause?
solution ?

set-up:

C2D procie
Asus p5kpl-am-epu mobo
Hyper X 4gb RAMS 2x2gb ddr2
ATI HD 4870x2
320gb WD Blue HD
600watts 80+ rated psu


many thanks !
godbless
advance merry xmas :XD

[werty]

reset cmos

[Jefr0x]

asus pud ako mobo pareha Asus (p5kpl-am-epu) wa na pud display haha. try ko reset cmos wa jud. try nko on for 4 hrs din on the power button after 4 hrs wa jud. gi pa check nko ug technician jud naguba diay ako board