It is not necessary to connect this lead if there is no power antenna or antenna booster , or with a manually operated telescopic antenna 如果没有自动天线或天线放大器,或手动的可伸缩天线时,不需要连接此导线。
When your car has built - in fm / am antenna in the rear / side glass , connect the power antenna control lead ( blue ) or the accessory power input lead ( red ) to the power terminal of the existing antenna booster 当您的汽车在后侧玻璃上有内置fm / am天线时,请把电源天线控制导线(蓝色)或辅助电源线(红色)连到现有天线放大器的电源端子上。