New PC is not showing a picture and Mainboard LED is Orange/Yellow

[wizardHD]

2 days ago i built my new pc but now i have got a problem. on the first start all was ok but it hasnt showed any picture. the beep code is 1 long 2 short beeps looping. also the led on my mainboard is orange/yellow

 

My PC specs:

 

Intel Core i7-7820X

Asus ROG Strix X299-E Gaming

nVidia Asus Geforce GTX 1070 OC

16GB G.Skill Triendt Z 4133mhz

 

 

[Cbfbrolol]

On 14/07/2018 at 7:25 PM, wizardHD said:

the beep code is 1 long 2 short beeps looping.

 

 

 

https://www.asus.com/au/support/FAQ/1029959/

 

One continuous beep followed by two short beeps then a pause (repeated)

No memory detected

 

Check if ram is seated correctly.