Power Off The Server; Server Replacement - Lenovo ThinkSystem SR665 V3 User Manual

• Chapter 2 "Server components" on page 15
• "Troubleshooting by system LEDs and diagnostics display" on page
The server can be turned on (power LED on) in any of the following ways:
• You can press the power button.
• The server can restart automatically after a power interruption.
• The server can respond to remote power-on requests sent to the Lenovo XClarity Controller.
For information about powering off the server, see

Power off the server

The server remains in a standby state when it is connected to a power source, allowing the Lenovo XClarity
Controller to respond to remote power-on requests. To remove all power from the server (power status LED
off), you must disconnect all power cables.
S002
CAUTION:
The power-control button on the device and the power switch on the power supply do not turn off the
electrical current supplied to the device. 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.
Power button location and power LED are specified in:
• Chapter 2 "Server components" on page 15
• "Troubleshooting by system LEDs and diagnostics display" on page
To place the server in a standby state (power status LED flashes once per second):
Note: The Lenovo XClarity Controller can place the server in a standby state as an automatic response to a
critical system failure.
• Start an orderly shutdown using the operating system (if supported by your operating system).
• Press the power button to start an orderly shutdown (if supported by your operating system).
• Press and hold the power button for more than 4 seconds to force a shutdown.
When in a standby state, the server can respond to remote power-on requests sent to the Lenovo XClarity
Controller. For information about powering on the server, see

Server replacement

Follow instructions in this section to remove and install the server.
• "Remove the server from rack" on page 63
• "Install the server to rack" on page 66
ThinkSystem SR665 V3 User Guide
62
476.
"Power off the server" on page
476.
"Power on the server" on page
62.
61.