nintendo ds lite ,s top screen is blinking.what will be wrong with this?

i bought new nintendo ds lite some days sgo and played some time very carefully but now its top screen is blinking.what will be wrong with this?

cons118 years ago
haven't you read the user guide?it maybe written in the manual.
Stew28 years ago
Not sure what would be wrong but if it is only a few days old I would return it and get another unit. Disassembling it to fix it will no doubt void your warranty.