Eaton 5115 Tower UPS (500–1400 VA) User's Guide 05146640 Rev D www.eaton.com/powerquality 35Chapter 5 Additional UPS FeaturesThis section describes: Voltage configuration USB and DB-9 communication ports Network transient protectorVoltage ConfigurationThe DIP switches on the rear panel of each unit (see Figure 16) are usedto configure the output voltage and input voltage range.To configure voltage:1. The UPS must be completely shutdown.To turn off the UPS, press and hold the button for two secondsand then unplug the UPS from the power outlet.2. Set the DIP switches according to the configurations in Table 1.3. Plug the UPS power cord into a power outlet.4. Press and hold the button until you hear the UPS beep(approximately two seconds) to turn the UPS on.UPS Rear PanelONOFF2 1Figure 16. DIP Switches