Introduzione
This manual provides detailed instructions for the OWC Gemini Thunderbolt (USB-C) Docking Station and External RAID Storage Solution. It covers setup, operation, maintenance, troubleshooting, and technical specifications to ensure optimal performance and longevity of your device.
Informazioni di sicurezza
- Leghjite attentamente tutte e struzzioni prima di utilizà u dispusitivu.
- Ùn espone micca u dispusitivu à l'umidità o a temperature estreme.
- Aduprate solu l'adattatore di corrente furnitu cù u dispusitivu.
- Ùn pruvate micca à apre o riparà l'apparechju da per voi. Affidate tutta a manutenzione à persunale qualificatu.
- Assicuratevi una ventilazione curretta intornu à u dispusitivu per prevene u surriscaldamentu.
Cuntenutu di u pacchettu
Verificate chì tutti l'articuli sò presenti in u vostru pacchettu:
- OWC Gemini Thunderbolt (USB-C) Docking Station
- Adattatore di putenza
- Thunderbolt (USB-C) Cable
- Manuale d'uso (stu documentu)
- Drives (pre-installed for 32TB model)
Product Overview
The OWC Gemini is a versatile docking station and external storage solution designed for high-performance data management and expanded connectivity.

Image: Front view of the OWC Gemini Thunderbolt Docking Station, showcasing its sleek black design and OWC branding.
Funzioni chjave
- Dual Drive Bays: Supports 2.5-inch and 3.5-inch SATA drives for flexible storage configurations.
- Hardware RAID: Offers RAID 0, RAID 1, SPAN, and JBOD modes for optimized performance or data redundancy.
- Thunderbolt (USB-C) Connectivity: Two Thunderbolt 3 (USB-C) ports for host connection, daisy-chaining, and power delivery (up to 27W).
- Connettività allargata: Includes two USB 3.2 Gen 2 Type-A ports, one HDMI port, one 2.5 Gigabit Ethernet port, and one SD 4.0/UHS-II media slot.
- High-Resolution Display Support: HDMI 2.1 supports up to 8K @ 120Hz, and Thunderbolt 3 supports up to 8K @ 60Hz or 4K @ 120Hz.
Disposizione di u portu
The OWC Gemini provides a comprehensive set of ports for various connectivity needs.

Imagine: Daretu view of the OWC Gemini Docking Station, highlighting the 7 ports of connectivity including Thunderbolt, USB, HDMI, and Ethernet.
- Thunderbolt 3 (USB-C) Host Port: Si cunnetta à u vostru urdinatore.
- Thunderbolt 3 (USB-C) Downstream Port: For daisy-chaining, additional displays, or charging USB-C devices.
- Porte USB 3.2 Gen 2 Type-A (x2): For connecting USB peripherals.
- Port HDMI 2.1: Per cunnette un display esternu.
- Port Ethernet 2.5 Gigabit: For high-speed network connectivity.
- SD 4.0/UHS-II Media Slot: Located on the front panel for convenient access.
- Alimentazione DC 12V: Cunnette à l'adattatore di alimentazione.

Image: Close-up of the front panel of the OWC Gemini, showing the easily accessible SD card slot.
Istituisci
1. Drive Installation (if applicable)
For models without pre-installed drives, follow these steps to install 2.5-inch or 3.5-inch SATA drives.

Image: The OWC Gemini unit illustrating its two flexible drive bays, compatible with both 2.5-inch and 3.5-inch drives.
- Ensure the device is powered off and disconnected from your computer.
- Open the drive bay door(s) according to the product's physical design.
- Insert your 2.5-inch or 3.5-inch SATA drives into the bays, ensuring they are securely seated.
- Close the drive bay door(s).
2. Configurazione RAID
The OWC Gemini supports hardware RAID. Refer to the specific RAID configuration utility or physical switches on the device (if present) to set your desired RAID level (RAID 0, RAID 1, SPAN, or JBOD).

Image: Two OWC Gemini units, emphasizing the hardware RAID capabilities for configurations like RAID 0, RAID 1, SPAN, and JBOD.
RAID Levels Explained:
- RAID 0 (Striping): Combines drives for maximum speed and capacity, but offers no data redundancy.
- RAID 1 (Mirroring): Duplicates data across drives for redundancy, sacrificing half the total capacity for data protection.
- SPAN (Concatenazione): Combina l'unità in un unicu grande vulume senza striping o mirroring.
- JBOD (Just a Bunch Of Disks): Treats each drive as an independent volume.
3. Cunnessione à u vostru urdinatore
- Connect the power adapter to the DC 12V power input on the OWC Gemini and then to a power outlet.
- Connect one end of the Thunderbolt (USB-C) cable to the host port on the OWC Gemini.
- Connect the other end of the Thunderbolt (USB-C) cable to a Thunderbolt (USB-C) port on your computer.
- The device should power on automatically.
4. Initializing Drives
After connecting, your operating system may prompt you to initialize and format the new drives. Follow the on-screen instructions. For macOS, use Disk Utility. For Windows, use Disk Management.
Istruzzioni di funziunamentu
Trasferimentu di dati
Once the drives are initialized and formatted, they will appear as accessible volumes on your computer. You can drag and drop files to and from these volumes as you would with any other storage device.
Usendu i Porti USB
Connect USB peripherals such as external drives, keyboards, or mice to the two USB 3.2 Gen 2 Type-A ports. These ports support data transfer speeds up to 10 Gb/s.
Cunnessu un Display Esternu
Use the HDMI 2.1 port to connect an external monitor. The Gemini supports resolutions up to 8K @ 120Hz via HDMI.
Connettività di a rete
Connect an Ethernet cable from your network router or switch to the 2.5 Gigabit Ethernet port on the Gemini for high-speed wired network access.
Using the SD Card Slot
Insert an SD 4.0/UHS-II compatible SD card into the front-facing slot for quick data transfer from cameras or other devices.
Daisy-Chaining and Power Delivery

Image: A close-up of the OWC Gemini's Thunderbolt ports, illustrating their use for daisy-chaining, connecting additional displays, and charging USB-C devices.
The second Thunderbolt 3 (USB-C) port allows you to:
- Catena a margherita additional Thunderbolt devices.
- Cunnette un additional display (up to 8K @ 60Hz or 4K @ 120Hz).
- Charge USB-C devices with up to 27 watts of power.
Mantenimentu
- Pulizia: Aduprate un pannu dolce è asciuttu per pulisce l'esternu di u dispusitivu. Ùn aduprate micca detergenti liquidi o aerosoli.
- Ventilazione: Ensure that the ventilation grilles are not obstructed to prevent overheating.
- Actualizazioni di firmware: Verificate periodicamente l'OWC websitu per l'aghjurnamenti di u firmware per assicurà prestazioni è cumpatibilità ottimali.
- Espulsione sicura: Always safely eject the OWC Gemini from your operating system before disconnecting it or powering it off to prevent data corruption.
Risoluzione di prublemi
U dispusitivu ùn hè micca ricunnisciutu
- Ensure all cables are securely connected, especially the Thunderbolt cable to both the Gemini and your computer.
- Verify the power adapter is correctly connected and the device is receiving power.
- Try connecting the Gemini to a different Thunderbolt port on your computer.
- Restart u vostru urdinatore.
- Check your operating system's Disk Utility (macOS) or Disk Management (Windows) to see if the drives are detected but uninitialized or unformatted.
Velocità di trasferimentu di dati lente
- Ensure you are using a Thunderbolt 3 compatible cable and port.
- Check the RAID configuration. RAID 1 (mirroring) will have slower write speeds than RAID 0 (striping).
- Chiude tutte l'applicazioni inutili chì puderanu cunsumà risorse di u sistema.
- Assicuratevi chì i driver di u vostru urdinatore sianu aggiornati.
Problemi di visualizazione
- Verify the HDMI cable is securely connected to both the Gemini and your monitor.
- Check your display settings in your operating system.
- Ensure your monitor supports the resolution and refresh rate you are attempting to use.
- Pruvate un altru cavu HDMI o monitor s'ellu hè dispunibule.
Problemi di cunnessione di a rete
- Ensure the Ethernet cable is securely connected to both the Gemini and your network device.
- Verificate i paràmetri di rete di u vostru urdinatore.
- Riavviate u vostru router/modem.
Specificazioni
| Feature | Detail |
|---|---|
| Marca | OWC |
| Numero di mudellu | OWCTB3GM000H32 |
| Capacità di almacenamiento | 32.0TB (as configured) |
| Drive Bays | 2 (supports 2.5" and 3.5" SATA drives) |
| Livelli RAID | SPAN, RAID 0, RAID 1, JBOD (Hardware RAID) |
| Interfaccia di Host | Thunderbolt 3 (USB-C) |
| Rate di trasferimentu di dati | Up to 40 Gb/s (Thunderbolt 3), Up to 10 Gb/s (USB 3.2 Gen 2) |
| Porti | (1) Thunderbolt 3 (USB-C) Host, (1) Thunderbolt 3 (USB-C) Downstream, (2) USB 3.2 Gen 2 Type-A, (1) HDMI 2.1, (1) 2.5 Gigabit Ethernet, (1) SD 4.0/UHS-II |
| Supportu di visualizazione | HDMI 2.1: Up to 8K @ 120Hz; Thunderbolt 3: Up to 8K @ 60Hz or 4K @ 120Hz |
| Consegna di energia | Up to 27W via Thunderbolt 3 |
| Dispositivi compatibles | Desktop, Laptop, Tablet (with Thunderbolt/USB-C port) |
| Culore | Neru |
| Pesu | 9.35 lbs (circa) |
| UPC | 810100983697 |
Garanzia è Supportu
Infurmazioni di Garanzia
OWC products are covered by a limited warranty. Please refer to the official OWC websitu o a vostra ducumentazione d'acquistu per i termini è e cundizioni specifiche di garanzia. Conservate a vostra prova d'acquistu per e richieste di garanzia.
Assistenza tecnica
For technical assistance, troubleshooting, or further inquiries, please visit the official OWC support websitu o cuntattate u so serviziu di u cliente.





