Meanwhile, please check if Alarm buzzer is beeping. (3) Try the field working condition by running some application programs on your computer and repeating step. (4) Check if the UPS is initiated properly to support a continuous operation. Important Notice: Please plug the UPS into the wall outlet to charge the UPS for over 8 hours before using the UPS. INTRODUCING THE FRONT PANEL Front Panel Explanation 1. Line LED ( ): Green LED remains at a standstills when Utility Normal. Green LED flashes e