Page 4Selecting Features and Connections.In the following section we will identify the connections and programming for themost common system configurations that are being used by our K9Caller custom-ers.The two most common uses of the K9Caller are found in but not restricted toPolice Patrol K9 Vehicle (Professional Handler) & Privately Owned Vehicle(Dog Enthusiast) .The K9Caller can be configured to operated in a number of fashions depending onthe user or agencies needs. Some of the systemís features can be selected from theremote at any time while others are selected through the programmable branches.Your preferences may also require the system to have some of the connectionswired to the vehicle in a particular fashion or with optional modules to achieve thedesired results though most of the connections are standard from vehicle to vehi-cle. Some of the features that would require specific wiring or optional modulesinclude connecting any of the three aux channel outputs, Aux1, Aux2 and Trunk/Door pop, or window modules, fans, and cellular messenger. Optional hardwareis typically necessary to achieve door pop functionality (door pop kit upgrade)which will receive a command from the system to pop open the door.It is helpful to review the options available in the programmable branches to makethe best determination as to the features that are desired and the wires or optionsthat will be connected on your vehicle.Some of the features should only be changed by a qualified technician.These features are denoted with Tech.Other feature can be changed by the user and they are denoted with User.See Branch Programming for details