You might need to power off the system and remove power.
Use the procedure in this section to perform this task.
- Ensure that the system you are attaching to is running the latest
level of firmware. For information on checking or upgrading the firmware
level or your system, refer to the firmware updates section of your
system's installation information.
- After ensuring that your firmware is at the latest level, shut
down and power off the system that you are attaching to. For information
about shutting down and powering off the system, see the documentation
provided with your expansion unit.
- If you are installing a drawer into an existing shell, continue
with Installing the system. Otherwise, refer
to Marking the location using the rack-mounting template or Marking the location without a rack-mounting template.