What means error code 112 - 1209

The three most common solutions to this problem:

1. Change your "Channel" on your wireless broadcasts to on. Then change your channel to either 1 or 11, this should speed your download speed up.
2. Check your broadcast settings to see if its set to "G", "B" or "Mixed". The Mixed setting usually works the best, but try all three to see which works best for you.
3. You have be getting interference from microwaves, cordless phones and wireless keyboards/mice. Make sure they are turned off or not in the general area