Method used to install coffer disks of OceanStor T Series unified storage

Method used to install coffer disks of OceanStor T Series unified storage:
For OceanStor T Series unified storage whose disks and controllers are integrated, slots 0 to 3 of controller enclosures must be inserted with coffer disks. For OceanStor T Series unified storage whose disks and controllers are separated, slots 0 to 3 of the first disk enclosure must be inserted with coffer disks.
At least one disk must be seated in slot 0 or 1 and at least one disk in slot 2 or 3.
Insert disks delivered to the site to the slots as described above, and attach coffer disk labels to the disks.