Boot Loop (fire logo)..Kindle Fire hd 4th generation..

Hi folks!1
recently i rooted my Kindle fire hd 4th generation,,(2014)
I followed all the steps on here:

http://forum.xda-developers.com/fire...-os-5-t3172408

at the end of the processes I reboot my kindle and the Fire log stays on boot loop
i cant access to Recovery mode either ,,:( when i hold the power button and volume up,,nothing happens

is there any way to resolve this issue ?
Please help masters i will appreciate
thanks