sdd1: __________________________________________________________________________

File system: vfat
Boot sector type: SYSLINUX 6.03
Boot sector info: Syslinux looks at sector 32776 of /dev/sdd1 for its
second stage. The integrity check of Syslinux failed.
No errors found in the Boot Parameter Block.
Operating System:
Boot files: /boot/grub/grub.cfg /syslinux.cfg
/EFI/BOOT/grubx64.efi /ldlinux.sys

============================ Drive/Partition Info: =============================