Try using a different SD card (they sometimes wear out or become corrupted) or try using a known-good bootable OS image. You may also want to try setting the boot mode to JTAG and use the Vivado hw manager and a known-good Vivado project to load a bitstream.
Try using a different SD card (they sometimes wear out or become corrupted) or try using a known-good bootable OS image. You may also want to try setting the boot mode to JTAG and use the Vivado hw manager and a known-good Vivado project to load a bitstream.
