IBM System x3500 M2 Type 7839 Installation And User Manual

Also see for System x3500 M2 Type 7839: Specifications

Contents

v If a power failure occurs while the server is turned on, the server will restartautomatically when power is restored.v If your operating system supports the Wake on LAN feature, the Wake on LANfeature can turn on the server.For 32-bit operating systems only: Some memory is reserved for varioussystem resources and is unavailable to the operating system. The amount ofmemory that is reserved for system resources depends on the operating system,the configuration of the server, and the configured PCI options.Turning off the serverWhen you turn off the server and leave it connected to ac power, the server canrespond to requests from the IMM, such as a remote request to turn on the server.While the server remains connected to ac power, one or more fans might continueto run. To remove all power from the server, you must disconnect it from the powersource.Important: To view the error LEDs on the system board, leave the serverconnected to a power source.Some operating systems require an orderly shutdown before you turn off the server.See your operating-system documentation for information about shutting down theoperating system.Statement 5:CAUTION:The power control button on the device and the power switch on the powersupply do not turn off the electrical current supplied to the device. The devicealso might have more than one power cord. To remove all electrical currentfrom the device, ensure that all power cords are disconnected from the powersource.12The server can be turned off in any of the following ways:v You can turn off the server from the operating system, if your operating systemsupports this feature. After an orderly shutdown of the operating system, theserver will be turned off automatically.v You can press the power-control button to start an orderly shutdown of theoperating system and turn off the server, if your operating system supports thisfeature.v If the operating system stops functioning, you can press and hold thepower-control button for more than 4 seconds to turn off the server.v The IMM can turn off the server as an automatic response to a critical systemfailure.v You can turn off the server through a request from the IMM.Chapter 1. The System x3500 M2 server 19