Symptoms: Power switch sliding up does not have any effect.
How we fix: There could be few faults that could give you this malfunction in Nintendo DS consoles
Battery is dead
Charger is not charging the battery at all
Power regulator in the mother board needs replacing
Power fuse in the mother board is blown
Power switch is faulty
Cost: $20.00 if power adapter needs replacing $85.00 for new motherboard as worse case.
Warranty: 3 months warranty.