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Welcome to the User Manual for the LaCie 5big Thunderbolt Series. With lightning-fast speeds through the Thunderbolt interface, this product is perfect for high-bandwidth applications such as HD video editing and workstation backup. Thanks to its five hard disks, you can configure the LaCie 5big into a range of RAID modes suitable for a variety of uses.

These pages will guide you through the process of connecting your LaCie product and will explain its features. If this manual doesn't answer your questions or if you are having trouble, consult the Getting Help page.

Box Content

Your box contains the following:

  • LaCie 5big Thunderbolt Series
  • External power supply (12V/12.5A)
  • Thunderbolt cable
  • 2-in-1 RAID mode change and drive removal tool
  • CD with User Manual and software
  • Cable management clasp
  • Quick Install Guide

Important info: Please save your packaging. In the event that the product should need to be repaired or serviced, it must be returned in its original packaging.

Minimum System Requirements

Your system must meet certain requirements in order for your LaCie product to function properly. For a list of these requirements, please refer to the product packaging or consult the product support web page at

© LaCie 2024 Last modified : Mar 01, 2013