Texas Instruments 51X - Manual (Page 66)

6.5.3
Removing/Replacing the Heat Sink
To remove and replace the heat sink, perform the following procedure:
1. Disconnect the AC adapter from the Notebook.
2. Remove the battery as described in Paragraph 6.5.1.
3. Loosen and tilt back the the keyboard assembly as described in
Paragraph 6.5.2.
4. Remove the four Phillips-head screws that secure the heat sink to the
main board.
5. Lift upward on the heat sink and remove it from the base.
6. Replacement is the reverse of Steps 1 through 5 above.
1
Slide Keyboard Release
Tabs toward front of
notebook.
Using a small
flat blade screwdriver,
gently pry keyboard up
along the front edge.
Remove ZIF
Cables from
Main Board
2
Figure 6-2 Removing/Replacing the Keyboard
Field Service 6-9