Nintendo DSi Troubleshooting
Screen is damaged or has an abnormal display.
Runny or Blotchy Colors
If runny or blotchy colors remain on the screen at all times, even when you leave the console off, then you will have to replace the damaged LCD screen.
Lines On The Screen
If the device was dropped, the top or bottom screen may appear to have lines. If the lines fade away when you turn off the console, then the screens are most likely in still working condition. Otherwise you will have to replace the damaged screen.
Scratches On The Screen
If the screens appear to have scratches, you may want to replace the screen covers if the scratches hurt your gameplay.
Your device's battery is not providing power or charging
Battery Won't Charge/Device Won't Turn On
If the battery won't charge, there may be a problem with the rechargeable battery. If this is the case, you need to replace the battery.
Spilled Liquid On The Device
If your device has a very short battery life after liquid was spilled on it, then you'll need to replace the battery. Depending on the extent of the damage, other repairs may be necessary.
Battery Does Not Fit Into Compartment
If the battery does not fit but is definitely the correct size (USG-003) for the device, then the battery housing may be damaged. In this is the case, you will need to replace the damaged plastic case.
Shortened Battery Life
If the battery life gradually shortens over many weeks/months, the rechargeable battery may need to be replaced.
Plastic Case and Hinge Problems
A broken case is adversely affecting function of the device.
Dropped The Device
If the plastic case or hinge cracked and is causing some games to not function properly, then you will need to replace the entire plastic case.
The device is turning on, but not working as it should.
Game Freezes A Lot
If the game often locks up or freezes, then there may be a problem with the motherboard and you may need to replace it. However, before doing so, you should confirm that the problem is not caused by something else. Occasional freezing is normal for the device.
Buttons Don't Work
If the buttons are non-responsive during gameplay on several different games, there may be 2 causes: