## Enabling and disabling BIOS compatibility mapping

(Startable-CD mode only.)

Use this action to change BIOS compatibility mapping. Extended indicates 8 GB Extended; Limited indicates 2 GB Limited.

1. Click a controller from the Main Tree.
2. Click Actions --> Change BIOS compatibility mapping.
3. Click Extended or Limited.
4. Click Yes.

The ServeRAID controller allows the migration of drives from the PCI RAID Adapter or Streaming RAID Adapter/A configurations. Using this action, you can give your ServeRAID controller compatibility with these older drive configurations by letting you select either 2 GB or 8 GB mapping. The default is 8 GB.