TM9100 110W Mobile Radio Installation Guide Installing the Radio 15© Tait Limited October 20122. Run the supplied power cable (or one with a higher current rating)between the radio’s mounting position and the vehicle battery (12V)and cut it to length, allowing approximately 8 inches (20 cm) excessat the radio end.3. Cut the negative (black) and the positive (red) wires where the in-linefuse holders will be placed (as close to the power source as possible).Notice Do not install the fuses until the installation is ready to bechecked. For more information, refer to “Checking the Installation” onpage 22.4. Insert each end of the negative wire into each of the fusecrimp-terminals and crimp them to force the metal contacts ontothe wires.5. Push the two crimp-terminals into the clear plastic fuse cover. Closethe cover while the next steps are completed.6. Repeat steps 4 and 5 for the positive wire.7. Connect the negative wire to the battery ground terminal.8. Connect the positive wire to the battery positive terminal.Notice Do not install the fuses until the installation is ready to bechecked. For more information, refer to “Checking the Installation” onpage 22.3.4 Installing the Remote Control Head1. Choose a suitable location for the control head.2. Mount the control head according to the instructions supplied (IPN402-00020-xx). Make sure that you follow the warnings and cautionsin these instructions.The remote control head back (TMAA03-03) has already been fitted tothe control head and the dual RJ-45 torso interface (TMAC34-1T) hasalready been fitted to the radio body.)3. Run the remote head cable (TMAA04-01) from the control headlocation to the radio mounting location.