: The .sdx extension is the proprietary format for NationalChip (the manufacturer of GX6605) database exports. How to Use the Database File
The GX6605 series is a popular, low-cost chipset used in Free-To-Air (FTA) satellite set-top boxes. Because manual tuning of hundreds of channels is time-consuming, enthusiasts often share "dump" or "database" files. Download GX6605 DatabaseV1 sdx
: Download the DatabaseV1.sdx file and copy it to the root directory of a FAT32-formatted USB drive. : Download the DatabaseV1
: Select the .sdx file and choose the "DB" or "User Database" update mode. The receiver will typically reboot once the import is complete. Critical Considerations Critical Considerations : While database files are more
: While database files are more flexible than full firmware updates, a mismatch in firmware versions can sometimes lead to missing satellite data.
: It stores the user's customized channel list, including favorites, sorted orders, and deleted entries.
You can often find these community-driven updates on forums or specialized tech channels such as MB Free Dish or John Smart Support .