Flip the switch on the back of the device to the “On” position.
Format LaCie 6big/12big storage
Your LaCie 6big/LaCie 12big is shipped as unformatted. When first connecting the device to a computer,
you are prompted to format the default RAID 5 array. Before formatting the array, review the chapter on
RAID to learn which RAID level is best for your working environment. If you want to change the RAID level or
create multiple arrays, see the instructions in the LaCie RAID Manager user manual.
To format the array, follow your operating system’s prompts and use one of the formats listed below.
Mac: Mac OS Extended (Journaled), also known as HFS+
Windows: NTFS
For more information about hard drive formats and instructions for each operating system, see Formatting
and Partitioning.
Note: The LaCie 6big/LaCie 12big must be connected to a computer that supports Thunderbolt
3 or USB 3.1/3.0/2.0 and is powered on. The LaCie 6big/LaCie 12big will not power on if the
computer is off.