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BIOS back to default after hard restart

TheMightyElephant
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When i do a hard restart of my PC and start it back up, my BOIS goes back to default, it sets my date to 2012 and all my overclocking settings are gone. its getting annoying, any ideas? Thanks in advance! :) 
BTW: i have a asrock z77 motherboard

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When i unpugg my PC and start it back up, my BOIS goes back to default, it sets my date to 2012 and all my overclocking settings are gone. its getting annoying, any ideas? Thanks in advance! :)

Looks like a dead cmos battery.





 
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Thanks, do you know how to fix it, or do i have to get a new motherboard?? :)

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Thanks, do you know how to fix it, or do i have to get a new motherboard?? :)

 

Its just a small battery you have to replace, something like this: (location may vary)

 cmos-battery.jpg

LianLi A71F Fulltower - i7 3770k delided + Corsair H60 - G.Skill Ripjaws 16 Gb @2133 Mhz - Sabertooth Z77 - Asrock Vega 56 - Asus Xonar Essence STX - Creative SoundBlaster Omni - 2x Corsair Force GT 120 Gb - 2x WD Green 2 Tb - 1x WD Blue 2 Tb - Corsair K70 w/ Red switches - Logitech MX Anywhere 2.

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