The small red line is anode. And the anode(+) on the small box is on left, close to the power is cathode(- black). Does it show the camera ID & the preset No. If no, please press "1 " on the remote controller to match the camera's ID. MAKE US A FAIR OFFER ON ANYTHING WE CARRY!The item "PAN TILT ZOOM WIRELESS DATA Remote Control PTZ Camera Controller Pelco D RS485" is in sale since Monday, February 6, 2012. This item is in the category "Consumer Electronics\Surveillance & Smart Home Electronics\Home Surveillance\Home Surveillance Parts & Accessories\Other Surveillance Parts & Accessories". The seller is "ragecams" and is located in Sparta, Michigan. This item can be shipped worldwide.