1. Remove the new DDC and install the existing DDC.2. Ensure existing DDC in good status, both in operation and network connection. 3. Find and resolve the new DDC failure.4. Restore Insight database. (Need IT support for Local Administrator rights)Execution Risk and Risk Severity Rating--------------------------------------1. Possible risk of electrical shock due to touching of terminals2. Possible risk of shorting of battery terminals3. Possible risk of injury to fingers or foot during lifting and replacement of batteryThe mitigation of the above risks can be found in the attached risk assessment template