=> Syslinux MBR (4.04 and higher) is installed in the MBR of /dev/sda. => Syslinux MBR (4.04 and higher) is installed in the MBR of /dev/sdb. sda1: __________________________________________________________________________ File system: ntfs Boot sector type: Windows 7/2008: NTFS Boot sector info: No errors found in the Boot Parameter Block. Operating System: Boot files: /bootmgr /boot/bcd sda2: __________________________________________________________________________ File system: ntfs Boot sector type: Windows 7/2008: NTFS Boot sector info: No errors found in the Boot Parameter Block. Operating System: Boot files: /bootmgr /Boot/BCD sda3: __________________________________________________________________________ File system: ntfs Boot sector type: Windows Vista: NTFS Boot sector info: No errors found in the Boot Parameter Block. Operating System: Windows 7 Boot files: /bootmgr /Windows/System32/winload.exe sda4: __________________________________________________________________________ File system: Extended Partition Boot sector type: - Boot sector info: sda5: __________________________________________________________________________ File system: ntfs Boot sector type: Windows 7/2008: NTFS Boot sector info: According to the info in the boot sector, sda5 starts at sector 2048. Operating System: Boot files: sdb1: __________________________________________________________________________ File system: vfat Boot sector type: SYSLINUX 4.07 2013-07-25 Boot sector info: Syslinux looks at sector 58112 of /dev/sdb1 for its second stage. SYSLINUX is installed in the /uui directory. No errors found in the Boot Parameter Block. Operating System: Boot files: /boot/grub/grub.cfg /casper/vmlinuz.efi.signed /EFI/BOOT/grubx64.efi
O log de reparo de inicialização mostra claramente que não há sinal de Ubuntu instalado no seu disco rígido. Talvez sua partição Ubuntu tenha sido formatada ou algo mais. Então, por favor, tente reinstalar o Ubuntu em uma partição separada onde você quiser.