HP Compaq nc4000 Series Maintenance And Service Manual page 158

Screw Listing
mm
Where used:
Four screws that secure the heat sink to the notebook
(documented in Section 5.10)
Torx T8 M2.0×4.0 Screw Locations
C–18
Table C-11
Torx T8 M2.0×4.0 Screw
Color Qty.
Black 12
Length Thread
4.0 mm 2.0 mm
Maintenance and Service Guide
Head
Width
4.5 mm