Logo apple on LCD but wont execute the tiger
Hi, i have a problem with my iMac, the turn on and turn off is ok, but if a few seconds of power on, the lcd is freeze in a logo of apple but not executed the tiger, and do not use on a keyboard and mouse, but in a USB is ok to 5Vcc to power supply and to plugged other keyboard and led keyboard is power on.
¿My problem if a power supply or is possible to de hard disk is dead?
Thanks and excuse my English i am from Spain.
Ist dies eine gute Frage?