![](/images/new-backgrounds/1102911/102911309x1.webp)
2.5-inch hard disk drive backplane connectors
The following illustration shows the connectors on the
Hard disk drive connectors
Power connector
Signal connector
Configuration connector
Server power features
When the server is connected to an ac power source but is not turned on, the operating system does not run, and all core logic except for the integrated management module (IMM) is shut down; however, the server can respond to requests from the IMM, such as a remote request to turn on the server. The
Turning on the server
Approximately 3 minutes after the server is connected to ac power, the
The server can also be turned on in any of the following ways:
vIf a power failure occurs while the server is turned on, the server will restart automatically when power is restored.
vIf your operating system supports the Wake on LAN® feature, the Wake on LAN feature can turn on the server.
For
Chapter 6. Locating Server Controls and connectors 147