UPS Driver installation: 1 - Insert the Solution-Pac CD-ROM containing the UPS Driver software in the computer drive. Check that the RS232 30 cable is properly connected. Operation 3.4 Personalisation (optional) Function Personalisation parameters can be set and modified using the UPS Driver software installed on a computer that is connected to the UPS (see section 2.4 Connection to the RS232 communications port). Test Threshold for the low-battery warning The low-battery warning threshold can be set by the user, with the UPS.