Servers will turn grey in the SCOM console for a number of reasons but the main reason is the health service is no longer returning a heartbeat back to the SCOM console. When a monitored server is grey is means the server is no longer monitored and there is an issue. The issue needs to be resolved in order for the server to be turned back to normal state. The first thing you need to do is the check the health service on the server in question. Here you see the service is started. The Service name...