Please post back a screenshot of your maximized Disk Mgmt drive map with listings, using Snipping TOol in Start Menu.
GRUB bootloader may have overwritten the hotlink to run Factory Recovery from boot. Toshiba HDD Recovery Utility
If the link is not there, you can back up your files, mark Recovery Active to see if it will reboot into it: Partition - Mark as Active (Method Two).
If not return the Active flag to the current System Active partition.
This is why we are supposed to make our Recovery Disks up front. If you haven't you can order them from Toshiba tech support, or use a Windows 7 installation DVD for your version if need arises to reinstall: Reinstalling Windows 7
You should have the DVD or at least a Repair CD for repairs if Windows 7 stops booting: System Repair Disc - Create