Replaced CPU Wont Display

[CloneNiNJA]

Hey Everyone
I recently helped one of my mates replace his cpu
and once we replaced it and tried to boot the screen wouldnt display at all
we tried reseting cmos no luck.

Motherboard: b150m Bazooka
New CPU: i7 7700k

 

[Andy_K]

Any beeps at all?
does the hard disk spin up?
cpu fan is spinning?

 

[pulmoll45]

What was your older CPU?
Have you made sure that the BIOS was the updated version?
Older chipset series like b150m can't support 7th gen CPUs out of the box and require mentioned BIOS update