User's Manual
Table Of Contents
- Contents
- Introduction
- Features
- System Overview
- System LEDs
- Cables
- Connect your LaCie 2big Dock Thunderbolt 3
- Operation
- Docking Features
- Expansion Port
- Daisy Chain and Power Delivery
- Manage RAID
- Hard Drive Maintenance
- Formatting and Partitioning
- Frequently Asked Questions
- All users
- Problem: My file transfers are too slow.
- Problem: I connected LaCie 2big Dock to my computer but it does not power on and I cannot see the device in LaCie RAID Manager.
- Problem: I want to change the RAID level.
- Problem: I disconnected my computer from the LaCie 2big Dock during RAID synchronization or initialization.
- Problem: I have a USB-C hard drive that I want to add to the Thunderbolt 3 daisy chain.
- Problem: I must password protect and/or encrypt my hard drive.
- Problem: I'm receiving file transfer error messages.
- Problem: DisplayPort to HDMI display does not work.
- Mac
- Windows
- All users
- Regulatory Compliance
Connect your LaCie 2big Dock
Thunderbolt 3
Windows and Thunderbolt 3
Your LaCie Thunderbolt 3 storage device is certified for use with Windows PCs that have a Thunderbolt 3
port. However, you may experience connectivity issues between the storage device and the Thunderbolt 3
port on a Windows PC. Therefore, before setting up your LaCie Thunderbolt 3 storage device, please visit
your PC manufacturer’s website to update your Windows PC to the latest versions of:
BIOS
Thunderbolt 3 firmware
Thunderbolt 3 driver
Also, make certain that your PC has the most recent version of Windows 10.
For questions regarding your PC, please contact the PC manufacturer. You can also review the following
website for additional information: https://thunderbolttechnology.net/updates. This issue pertains to the
Thunderbolt 3 port and does not affect USB ports.
Step 1 - Download and install LaCie RAID Manager
LaCie RAID Manager manages the storage for your LaCie storage device and provides important firmware
updates and notifications. Download and install LaCie RAID Manager before connecting the LaCie storage
device to your computer. The process automatically installs a driver that allows LaCie RAID Manager to
detect the device and manage RAID arrays.
1. On the computer that will connect to the LaCie storage device, go to www.lacie.com/support/lrm.
2. Download LaCie RAID Manager for Mac or Windows.
3. Launch the Installer.
4. Follow the on-screen instructions to complete the installation.
Step 2 – Connect LaCie 2big Dock to your computer
Connect your device to your computer using Thunderbolt 3 or USB.
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