HP Compaq Presario,Presario V1000 Maintenance And Service Manual page 199

Screw Listing
mm
Where used:
One screw that secures the fan assembly to the notebook
(documented in
Torx T8M2.5×5.0 Fan Assembly Screw Location
C–6
Torx T8M2.5×5.0 Screw
Color
Black
Section 5.13)
Table C-5
Qty. Length
7 5.0 mm
Maintenance and Service Guide
Head
Thread Width
2.5 mm 4.0 mm