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.
•  Send remote power-off commands to Lenovo XClarity Controller via Lenovo XClarity Essentials OneCLI, 
IPMItool, or SSH CLI.
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 “Power on the server” on page 16.
Chapter 1. Introduction 17