Follow the steps below in order to make such adjustments. Ask your installer or network administrator for the IPA of the Main A and Main B CPUs. 1. Open the MPU955 Time Management Utility. Configure the CPU IP addresses. For first time operation, the Main CPU IP address will not be set. The administrator must enter the correct IPA for the system CPU(s). 2. Make sure Main A is displayed in the drop-down list. 3. Click the "IPA Setup” button in the toolbar. Tip: Double-click on the IP addres