Instant Capacity on Demand (iCOD) User's Guide for versions B.05.x

Offline Configuration and Activation of Processors
Configuring and Activating Processors for Hardware-partitionable Systems
Appendix A126
Configuring and Activating Processors for
Hardware-partitionable Systems
Activation of processors in offline activation mode on
hardware-partitionable systems is not a user executable operation. If you
use the offline activation method, and you wish to activate a processor,
you need to contact your HP service representative.