Windows xp freezing on startup cant enter safe mode

[mikemo1977]

Hmikemo1977@gail.comi Im running xp ser3 on start up freezes on command prompted fro safe mode or open normally etc. tried replacing hard drive and ram with same problem

 

[knightdog56]

Check all power supply connections. Also check your data cable on your hard drive and motherboard make sure all connections are secure.