1. Introducció
This manual provides essential information for the proper installation, operation, and maintenance of your LaCie d2 Professional 18TB External Hard Drive. Please read these instructions carefully before using the product to ensure optimal performance and longevity.
The LaCie d2 Professional is designed for desktop use, offering substantial storage capacity and high-speed data transfer for various applications, including creative workflows and data archiving. It features a robust aluminum enclosure for reduced noise and vibration, and is equipped with a BarraCuda Pro enterprise-class drive for reliability.
2. Configuració
2.1. Què hi ha a la caixa
Verifiqueu que tots els components siguin presents a l'embalatge:
- LaCie d2 Professional 18TB External Hard Drive
- USB-C cable (USB 3.1 Gen 2 compatible)
- Font d'alimentació externa
- Guia d'inici ràpid
2.2. Connexió de la unitat
Follow these steps to connect your LaCie d2 Professional hard drive to your computer:
- Connect the external power supply to the drive's power input port and then to a power outlet.
- Connect one end of the provided USB-C cable to the USB-C port on the LaCie d2 Professional drive.
- Connect the other end of the USB-C cable to a compatible USB-C port on your computer (Mac or PC).
The drive is designed for vertical orientation on its stand to optimize cooling and minimize desk space. Ensure it is placed on a stable, flat surface.

Imatge: Part posterior view of the LaCie d2 Professional hard drive, highlighting the USB-C data port and the power input port. A power cable and a USB-C cable are connected.
2.3. Initial Drive Formatting
Upon first connection, your operating system may prompt you to format the drive. It is recommended to use the default formatting utility provided by your operating system (Disk Utility for macOS, Disk Management for Windows) to prepare the drive for use. Choose a file system compatible with your operating system (e.g., APFS or HFS+ for Mac, NTFS for Windows, or exFAT for cross-platform compatibility).
Nota: Formatting the drive will erase all data on it. Ensure no critical data is present before proceeding.
3. Instruccions de funcionament
3.1. Transferència de dades
The LaCie d2 Professional utilizes USB 3.1 Gen 2 technology, enabling data transfer speeds of up to 260MB/s. To achieve optimal speeds, ensure your computer's USB-C port supports USB 3.1 Gen 2 or Thunderbolt 3/4, and use the provided high-quality USB-C cable.
Arrossegueu i deixeu anar files to and from the drive icon on your desktop or within your file explorer. For large transfers, consider using specialized backup or synchronization software.

Image: The LaCie d2 Professional hard drive connected to an Apple iMac, demonstrating its use as an external storage solution for a desktop workstation.
3.2. LED Indicator Behavior
The blue LED on the front of the drive indicates its status:
- Blau sòlid: The drive is connected, powered on, and idle.
- Blau parpellejant: The drive is actively reading or writing data.
- Blau parpellejant lent: The drive is powered on but disconnected from the computer (e.g., safely ejected).
The LED also functions as a power button. Press and hold for a few seconds to power off the drive.

Imatge: Frontal view of the LaCie d2 Professional hard drive, showcasing its minimalist design and the prominent blue LED indicator light.
3.3. Cross-Platform Compatibility
The LaCie d2 Professional is compatible with both Mac and PC operating systems. For seamless use across both platforms, consider formatting the drive with the exFAT file system. This allows read and write access from both macOS and Windows without reformatting.

Image: The LaCie d2 Professional hard drive positioned between Mac and PC logos, illustrating its compatibility with both operating systems.
4. Manteniment
4.1. Atenció general
To maintain the performance and appearance of your drive:
- Keep the drive in a clean, dust-free environment.
- Eviteu exposar la unitat a temperatures o humitat extremes.
- Do not place heavy objects on top of the drive.
- Netegeu l'exterior amb un drap suau i sec. No utilitzeu netejadors líquids.
4.2. Proper Ventilation
The aluminum enclosure helps dissipate heat. Ensure adequate airflow around the drive by not obstructing its sides or top. Operating the drive in its vertical orientation on the provided stand is recommended for optimal thermal performance.
4.3. Safe Disconnection
Always safely eject the drive from your operating system before disconnecting the USB cable or power supply. This prevents data corruption and ensures the integrity of your files.
- macOS: Drag the drive icon to the Trash or use the "Eject" option in Finder.
- Windows: Click the "Safely Remove Hardware and Eject Media" icon in the system tray and select your drive.
5. Solució De Problemes
5.1. Unitat no detectada
- Ensure the power supply is securely connected to the drive and a working power outlet.
- Verify the USB-C cable is firmly connected to both the drive and your computer.
- Prova un altre port USB-C a l'ordinador.
- Reinicieu l'ordinador.
- Check Disk Utility (macOS) or Disk Management (Windows) to see if the drive is recognized but unformatted or offline.
5.2. Rendiment lent
- Ensure you are connected to a USB 3.1 Gen 2 compatible port for optimal speeds. Older USB ports will result in slower transfers.
- Eviteu executar diverses aplicacions exigents durant transferències de dades grans.
- Check for sufficient free space on the drive. Performance can degrade when a drive is nearly full.
5.3. LED Light Issues
- If the LED is off, check power connections.
- If the LED is blinking erratically and the drive is not functioning, try reconnecting the cables and restarting the drive.
5.4. Data Recovery
In the event of data loss, the LaCie d2 Professional includes 5 years of Rescue Data Recovery Services. Refer to the warranty section for details on how to utilize this service.

Image: A technician examining a hard drive in a clean room environment, representing the included Rescue Data Recovery Services.
6. Especificacions
| Número de model | STHA18000800 |
| Capacitat d'emmagatzematge digital | 18 TB |
| Interfície de disc dur | USB-C (USB 3.1 Gen 2) |
| Velocitat de rotació del disc dur | 7200 RPM |
| Tecnologia de connectivitat | USB |
| Plataforma de maquinari | Mac, PC |
| Pes de l'article | 3.08 lliures (1.4 kg) |
| Dimensions del producte (LxWxH) | 7.42 x 2.36 x 5.12 polzades (18.85 x 5.99 x 13.00 cm) |
| Característica especial | Llum LED |
Nota: Les especificacions estan subjectes a canvis sense previ avís.
7. Garantia i assistència
7.1. Garantia limitada
The LaCie d2 Professional 18TB External Hard Drive comes with a five-year limited warranty. This warranty covers defects in materials and workmanship under normal use. For full terms and conditions, please refer to the warranty documentation included with your product or visit the official Seagate/LaCie support weblloc.
7.2. Rescue Data Recovery Services
Your drive includes 5 years of Rescue Data Recovery Services. In the event of accidental data loss, this service provides access to data recovery experts who can help retrieve your valuable files. Activation and service details can be found on the Seagate/LaCie support portal.
7.3. Adobe Creative Cloud All Apps Plan
A one-month membership to the Adobe Creative Cloud All Apps Plan is included with your purchase. This offer allows you to explore a suite of creative applications. Redemption details are typically provided with your product registration. Please note that terms and conditions apply, and the offer must be redeemed within one year of drive registration. Availability may vary by region.
7.4. Suport tècnic
For technical assistance, product registration, or to access drivers and software updates, please visit the official Seagate/LaCie support website. You may also find FAQs and community forums there.
Weblloc: www.seagate.com/support/lacie/