Why can't my PC turn on?

[GeoGames]

A few days ago, I saw my PC with a blue light on JBAT1 and I can't turn on the PC. Here's a link to a pic of what it looks like.

https://imgur.com/a/g4LcU

Specs:
Intel i5 6600k
MSI Z170A Gaming 7
16 GB G.Skill Trident X RAM
MSI GTX 1070 GAMING X
Corsair H100i 240mm
1 TB HDD & 250GB Samsung SSD
EVGA 600W PSU

 

[popatim]

Seems way to early to be needing a new cmos battery but stranger things have happened.