Subject to errors or technical changes 34 Copyright by Becker GmbH, D-76303 KarlsbadInstallation Guide5. Installation of the GPS/GSM antennaThe antenna delivered with the system is a two-piece combinationGSM/GPS antenna. The combination GSM/GPS antenna is a glass-adhesive antenna; i.e. no leads must be run from the outside to thevehicle interior.The GSM/GPS combination antenna consists of an internal unit A andan external unit B. To ensure correct function, the two units must beinstalled as described below: Attached to the internal unit A is a 3-metrelong cable C with the combined GSM/GPS plugs. The connecting cableis connected to the GSM/GPS Box with the GSM/GPS plugs. If morethan 3 metres of cable are required, the cable can be extended with theoptionally available extension cable (Stock No. 1380311). The antennaD can be loosened F to adjust the angle E by twisting the antenna. Afterloosening and adjusting, the antenna D must be screwed on hand-tight.A The angle of the antenna to the vehicle has an influence onthe antenna’s transmission and reception.If reception is still unsatisfactory after installation, theangle of the antenna to the vehicle can be adjusted tooptimise reception. In most cases, best results are achievedwith the antenna in a vertical position.Windscreen or rear windowADCEBF