Error codes within this range are likely caused by problems encountered outside of the network you are attempting to connect from.
What to do:
Please try again.
Something may have interrupted the connection. Check for:
Low battery power on the Nintendo DS (the light changes from green to red when battery power is low).
Signal strength from the access point is low. Move closer and try again.
Check for wireless interference. Devices such as cordless phones and microwave ovens should not be in use.
貌似说的是这个地区信号不足……—
换个信号NB的地方看看