I am installed Update firmmware for archos gamepad2 and now I have many problems in archos gamepad2 because of this update:help me:

When you surf any site has a video showing me black lines in the screen.   lamp which was working color yellow. When the device works no longer shines. After the update, too. When the device is closed the and put him in the charger. Does not take energy directly from the shipper. But enters. To android. Then starts shipping and Wi-Fi reboots itself

I am now I want a solution to these problems. Or. I want to find out how delete this update.

 There are also. 2 problem
1 at times when press the power button to work gamepad2 does not work. I put him shipper in order to function despite the fact that the battery be a 62%, for example. At some times power button is working without a problem

2-and there is a problem in the camera when he picked up the image. Michael, for example, be on the right and John on the left the image appears mirrored Michael on the left and John on the right. I do not know What is this the error

And Thank you