1. Lebihview
The SanDisk Extreme PRO SD UHS-II USB-C Reader/Writer is designed for high-speed data transfer from SD cards to your USB-C enabled device. It supports UHS-II cards for maximum performance and is also backwards-compatible with UHS-I and non-UHS SD cards. This plug-and-play device offers efficient workflow for backing up or transferring large files, featuring a flexible design that minimizes obstruction of other ports.
2. Ciri-ciri Produk
- SD card reader with a USB Type C (USB-C) connector.
- Designed for high-speed SD UHS-II card transfers.
- Compatible with UHS-II, backwards compatible with UHS-I and non-UHS SD cards.
- Plug and Play functionality for immediate use.
3. Persediaan
Follow these steps to set up your SanDisk Extreme PRO SD UHS-II USB-C Reader:
- Buka Pembungkusan Pembaca: Carefully remove the SanDisk Extreme PRO SD UHS-II USB-C Reader from its packaging.
- Sambung ke Peranti Anda: Plug the USB-C connector of the reader into an available USB-C port on your computer or compatible device. The flexible cable design helps prevent blocking adjacent ports.
- Masukkan Kad SD: Gently insert your SD card (UHS-II, UHS-I, or non-UHS) into the card slot on the reader until it clicks into place. Ensure the card is oriented correctly to avoid damage.

Figure 3.1: USB-C connector of the SanDisk Extreme PRO SD UHS-II USB-C Reader.

Figure 3.2: Inserting an SD card into the reader connected to a laptop.
4. Arahan Operasi
The SanDisk Extreme PRO SD UHS-II USB-C Reader is designed for simple plug-and-play operation:
- Pengecaman Automatik: Once connected to your computer and with an SD card inserted, your operating system (e.g., Windows, macOS) should automatically detect the reader as a removable storage device.
- Mengakses Files: Buka komputer anda file explorer (File Explorer on Windows, Finder on macOS) and locate the newly mounted drive corresponding to your SD card.
- Memindahkan Files: Anda kini boleh seret dan lepas files or copy and paste them between your SD card and your computer. For optimal transfer speeds, especially with UHS-II cards, ensure your computer's USB-C port supports the necessary data transfer rates.
- Mengeluar dengan Selamat: Before disconnecting the reader, always safely eject the device through your operating system to prevent data corruption. This usually involves right-clicking the drive icon and selecting 'Eject' or 'Safely Remove Hardware'.
5. Penyelenggaraan
To ensure the longevity and optimal performance of your SanDisk Extreme PRO SD UHS-II USB-C Reader, follow these maintenance guidelines:
- Jaga kebersihan: Use a soft, dry, lint-free cloth to gently wipe the exterior of the reader. Avoid using liquid cleaners or solvents.
- Lindungi Penyambung: Keep the USB-C connector and SD card slot free from dust, dirt, and debris. You may use a can of compressed air for this purpose, holding it upright to prevent propellant discharge.
- Elakkan Keadaan Melampau: Do not expose the reader to extreme temperatures, direct sunlight, or high humidity.
- Storan Selamat: When not in use, store the reader in a protective pouch or a clean, dry environment to prevent physical damage.
6. Penyelesaian masalah
If you encounter issues with your SanDisk Extreme PRO SD UHS-II USB-C Reader, try the following solutions:
- Reader Not Recognized:
- Pastikan penyambung USB-C dimasukkan sepenuhnya ke dalam port peranti anda.
- Try connecting the reader to a different USB-C port on your computer.
- Mulakan semula komputer anda.
- Semak Pengurus Peranti (Windows) atau Maklumat Sistem (macOS) komputer anda untuk melihat sama ada peranti itu disenaraikan.
- SD Card Not Reading:
- Ensure the SD card is inserted correctly and fully into the reader's slot.
- Try using a different SD card to determine if the issue is with the card or the reader.
- Inspect the SD card for any visible damage or bent pins.
- Kelajuan Pemindahan Lambat:
- Verify that your SD card is a UHS-II card to achieve the advertised high speeds.
- Ensure your computer's USB-C port supports USB 3.0 or higher for optimal performance. Older USB standards will result in slower speeds.
- Elakkan memindahkan banyak files simultaneously, as this can reduce overall transfer speed.
7. Spesifikasi
| Jenama | SanDisk |
| Nombor Model | SDDR-409-G46 |
| Teknologi Ketersambungan | USB Jenis C |
| Jenis Media | SD Card (UHS-II compatible, backwards compatible with UHS-I and non-UHS SD cards) |
| Ciri Khas | Pasang & Main |
| warna | Perak, Hitam |
| Dimensi Item (LxWxH) | 5.53 x 1.46 x 0.49 inci |
| Berat Barang | 0.96 auns |
| Keserasian Sistem Pengendalian | Mac OS (and other major operating systems supporting USB-C) |
| Pengeluar | Western Digital Technologies Inc. |
8. Waranti dan Sokongan
For detailed warranty information regarding your SanDisk Extreme PRO SD UHS-II USB-C Reader, please refer to the official SanDisk website or the warranty card included with your product. For technical assistance, FAQs, and additional support resources, visit the SanDisk customer support portal.





