Follow the steps in the order they are given to ensure that the LaCie 2big Thunderbolt 2 volume mounts correctly on your computer. By default, the drives are configured in FAST mode (see Manage RAID) and formatted for Mac (HFS+ journaled).
Since the LaCie 2big is preconfigured for Mac, Windows users must clean the hard drives when first connecting the device to the computer. Directions to clean the hard drives can be found below (Windows only - clean the hard drives).
Consider the following before proceeding with the directions below:
Go to the next section to clean the hard drives before formatting them.
Since the hard drives are formatted for Mac (HFS+), all partitions must be erased, including the EFI partition. Windows Disk Management cannot erase the EFI partition so you must run Diskpart, a separate Windows utility. For additional information on Diskpart, click here.
The steps below are illustrated using a standard hard drive enclosure with two hard drives. The images may not represent your product.
In order to avoid file system corruption, it is important to unmount the volumes before turning off the enclosure or disconnecting the interface cable. See Unmounting Your Drive for details.