Try charging the tablet with another cord that has a Micro USB connection and see if the device responds.Normally, the charging cord from your smartphones and tablets(Android Device) will work with the Kindle.
I've tried the holdingirls hehe start button down & the pressing it again, but nothing.
Fortunately, in most of the time, it can be fixed pretty easy.
Here are some tricks to try, including extra solutions when these tricks don't work.
Then turn the device back on by hitting the power button again.
If this doesn’t work the first time, you can try holding the button down for 30 seconds or longer.