3-10AcerAltos 21000 System Guide7. Connect the heatsink cables to the main board. Refer to section3.1.2 for the location of the thermal and fan connectors.Refer to the VRM LED guide (section 3.1.5) forinstalling VRMs. A VRM LED with green light indicatesthat a VRM has to be installed in its socket.3.1.4 Installing and Removing the TerminationBoardWhen you are not using all the Slot 2 sockets, you must install atermination board into each empty slot.Installing a Termination BoardFollow these steps to install the termination board:1. Position the termination board over the empty slot.2. Carefully insert the golden fingers of the termination board intothe slot until the board fits completely.3. Use the retention mechanism cover to secure the processor bypressing it down until it locks.OO