Hi I am Dr.Fix-It, Your online expert ready to assist you..
Which model Kobo do you have (basic, touch, vox, glo, mini, arc) ?
basic, the original
Please plug in your Kobo basic...
Then press and hold down the power button for a full 30 seconds.
Can then let go... wait few seconds, and then briefly press the power button again
See if it restarts?
Does the screen flicker or show any sign of charging when plugged in?
The battery or power circuit appears to be damaged.. how long have you had your ereader?
at least 2 years
May call 1(NNN) NNN-NNNN/span> to see about possible repair or discount on a replacement Kobo ereader/
Also can continue to read now on your computer desktop app or also have smart phone or tablet sofware that can access your Kobo books from, see > http://www.kobobooks.com/apps
I have been reading from my computer
Great can still access your books do you have an iphone or android tablet as well?.
OK well give the # XXXXX call... Sorry was not able to revive and hope was able to help you this evening, please give an excellant rating for the timely assistance. Happy reading :)