Why am I unable to turn on my Nexus 5?

[AC Question]

i am unable to turn on my Nexus 5

i am not able to turn on my nexus 5, it also not support plug in charging..when i connect with USB charge it blink with google again and again after 2-3 second gap. I am unable to go for recovery mode also. when i press power + volume Up and down it shows Start in Green mode and another option restart boot loader even i am not able to select any other option with volume up and down button. please help me. Bhanu

 

[B. Diddy]

Re: i am unable to turn on my Nexus 5

Welcome to Android Central! Have you tried different cables?

Have you followed these steps exactly? http://forums.androidcentral.com/nexus-5-rooting-roms-hacks/352008-guide-nexus-5-recovery.html