BC30TM 74 The fewer solid objects that existbetween the path of the transmitterand the device, the more reliablethe signal.• If the distance between the camera andthe transmitter exceeds the length ofthe included cable, additional extensioncables can be used. A 15 m (50 ft.)extension cable can be purchased, andmore than one extension cable canbe installed. See your Garmin dealeror go to www.garmin.com for moreinformation.• The fuse holder located near the trans-mitter is not waterproof. Installing thefuse holder in a location that is exposedto the elements is not recommended• The connector between the cameraand the transmitter is not waterproof. Ifyou make this connection in a locationexposed to the elements, you mustmake sure that the connection iswaterproof.Testing the Camera and TransmitterLocation1 Temporarily secure the camera in thepreferred mounting location.2 Temporarily place the transmitter inthe preferred installation location, andconnect it to power and to the camera.TIP: If you do not want to splice intothe wiring of your vehicle for this test,you can connect the transmitter andcamera to a 12 Vdc battery.3 Test the transmitter for correct operationby applying power to the GPS deviceusing the BC 30 receiver cable. If youdo not see video on the GPS device atthe preferred installation location, movethe transmitter to another location andtest it again.4 Repeat steps 2–3 until the transmitteroperates correctly.5 Test the camera view by observing thevideo on the device.6 If the camera does not provide theoptimal view for your vehicle, move it toanother location and test it again.7 Repeat steps 5–6 until the cameramounting location provides the optimalview for your vehicle.TIP: Make note of which direction is upwhen you are testing the camera viewto ensure correct permanent installa-tion.Mounting the CameraBefore you permanently mount the camera,you should test the mounting location forthe optimal view for your vehicle (page 4).1 Place the camera 1 in the mountinglocation.2 Select an option:• If you are mounting the bracket