Lenovo System x3500 M5 Type 5464 Installation And Service Manual page 38

The device also might have more than one power cord. To remove all electrical current from the
device, ensure that all power cords are disconnected from the power source.
The server can be turned off in any of the following ways:
• You can turn off the server from the operating system, if your operating system supports this feature. After
an orderly shutdown of the operating system, the server will turn off automatically.
• You can press the power-control button to start an orderly shutdown of the operating system and turn off
the server, if your operating system supports this feature.
• If the operating system stops functioning, you can press and hold the power-control button for more
than 4 seconds to turn off the server.
• The server can be turned off by Wake on LAN feature with the following limitation:
Note: When you install any PCI adapter, the power cords must be disconnected from the power source
before you remove the PCI Express assembly. Otherwise, the Wake on LAN feature might not work.
• The Integrated Management Module II (IMM2) can turn off the server as an automatic response to a
critical system failure.
• The server turns off when the air baffle is opened.
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System x3500 M5 Installation and Service Guide