LVS-7500 External System Installation and Quick Start Guide Installation Checklist Images Not shown: LVS-7500 flash drive IMPORTANT: If ordering the Light Tower Interface Unit (LTIU), two power supplies with different voltages (5 and 24 volt) are packaged with the system. The 5-volt power supply connects to the LVS-7500 External System and the 24-volt power supply (contained in the Light Tower Interface Unit package) connects to the Light Tower. Please take special care when plugging in each power supply, as using the wrong power supply results in system failure. LVS-7500 External System Installation and Quick Start Guide Page 7 of 45