Garmin eTrex Legend GPS Receiver "dark spot" Questions

...dark. so how do i set points of interest at each pit blind. POI are created in Excel by going to the spot you want to share or be told you are approaching and taking coordinates separated by a comma ...

...Try a direct connection. Also look at the contacts on the device and the cable. If there are any dark spots try cleaning the oxidation with a pencil eraser or another non-abrasive material ...