Starting the system or logical partition

Starting a system that is not managed by an HMC
You can use the power button or the Advanced System Management Interface (ASMI) to start a system that is not managed by a Hardware Management Console (HMC).

Starting a system or logical partition by using the HMC
You can use the Hardware Management Console (HMC) to start the system or logical partition after the required cables are installed and the power cables are connected to a power source.

Starting an IBM PowerKVM system
You can use the Intelligent Platform Management Interface (IPMI) to start an IBM® PowerKVM system.