Download latest version of Medusa Box you can from manufacturer's web
Attention! JTAG is in FSBL mode for this devices, so reading and writing FSBL section aren't allowed.
Smart card needs to be updated.
To restore device, follow steps below:
Connect the JTAG cable as described in the manual.
Select the appropriate model from the list of devices.
Install Jtag speed in Auto mode (RTCK). Select the mode EasyRepair.
After clicking EasyRepair, follow the installation wizard.
When the operation is completed successfully, check whether the PC sees a new device to connect and whether this device in "Device Manager" in order to ensure proper restoration of the unit.