Expansion Unit Model Description Required Accessories
TR-002 • Uses a USB 3.2 Gen 2 Type-C
interface
• Supports SATA drives
USB 3.2 Gen 2 Type-A to Type-C
cable
TR-004 • Uses a USB 3.2 Gen 1 Type-C
interface
• Supports SATA drives
USB 3.2 Gen 2 Type-A to Type-C
cable
TR-004U • Uses a USB 3.2 Gen 1 Type-C
interface
• Supports SATA drives
• USB 3.2 Gen 1 Type-A to
Type-C cable
• RAIL-B02
TL-D800C • Uses a USB 3.2 Gen 2 Type-C
interface
• Supports SATA drives
USB 3.2 Gen 2 Type-A to Type-C
cable
TL-R1200C-RP • Uses a USB 3.2 Gen 2 Type-C
interface
• Supports SATA drives
• USB 3.2 Gen 2 Type-A to
Type-C cable
• RAIL-B02
Connecting SAS Expansion Units
1. Install a storage expansion card on the PCIe slot.
For details, see Installing Expansion Cards.
2. Connect the expansion units to the NAS using the following topology.
3. Power on the expansion units.
GM-1000 User Guide
Installation and Configuration 40