Charging Case Not Working
Verify power. Use a known-good USB cable and 5V wall adapter. Try a different outlet.
Check the case light.
No light on Case — Case is either unplugged from power, the power cord is not working, or the case is charged fully.
White light on Case — Case is charging
Check Tab Charging. Place the tabs in the case and check to see if they are charging by monitoring there LED's. If you place the tabs in the case while the case is plugged in and they don't glow orange or green, contact support.
Warm or noisy adapter. Swap the USB adapter/cable if warm to the touch or inconsistent.