How to correct a continuosly restarting pc whics is not allowing to enter even bios if you have tweaked your hardware recently

Now a days every person have problems with PCs ONE of these is a continuosly restarting pc which doesn't allow to to even enter bios. Many bloggers would say you to reset bios but how if pc is not accessible ? Here i'm giving some tweaks you could use to reset your bios to make your pc run again 1. First of all open ur CPU case . 2.Locate a circular shining disc (Which is CMOS battery its circular design may vary but just locate any in motherboard). 3. Now having case open switch your pc on. 3.Allow it to restart several times then cut off power supply by unplugging cable from power outlet. 4. Now remove CMOS battery by lifting the mettaled strip from it. 5. Fully unplug the batttery and then reinsert it to your motherboard, this will reset your bios settings and allow pc to open freshly now it will interact like that there is a new hard drive. That's it your pc is now OK if problem persists try same steps with RAM of your system If still it persists then it may be a hardware defect or SMPS problem.