READ THIS ALL THE WAY THROUGH. REMOVE THE BATTERY AND POWER BEFORE ANY WORK IS DONE. HAVE ALREADY BACKED UP ALL YOUR DATA.Toshiba Support Site
warns not to try this at home.User's Manual
does not list HD removal.
That being said.....
this is the instructions for a P15-S479, but may be what you need.
The hard drive is located under the CD/DVD drive. Before you start
taking apart the laptop, remove the battery and unplug the AC power.
1. You have to remove the CD/DVD drive. Turn the laptop over. Remove
one screw right above the dive and slide the drive out of the laptop.
2. When the CD/DVD drive is removed, you’ll see a metal plate. The
metal plate is secured by 4 screws. Remove them and lift up the plate
from the bay. The hard drive is located right under the plate.
3. After you remove the plate, you’ll see the hard drive. The hard
drive also secured by 4 screws. Remove the screws, slide the hard dire
to disconnect it from the connector on the moterboard and lift it up.
4. You have to transfer the brackets from the old hard drive to a new
hard drive. Also, if there is a foil shielding around the old hard
drive, you’ll have to transfer it to a new hard drive too.
Here’s a disassembly guide with pictures: Toshiba
Satellite P10/P15 laptops. How to remove the hard drive.
Remember the precautions and warranty information from Toshiba before you start. Try to have someone who is really into laptops before you begin
ps: Other laptops have their HD's under the keyboard, or in a removable door on the bottom.Remember the precautions and warranty information from Toshiba before you