HP 550 Notebook PC - Maintenance and Service Guide

Phillips PM2.5×7.0 captive screw
Color Quantity Length Thread Head diameter
Silver 1 7.0 mm 2.5 mm 5.0 mm
Where used: One captive screw that secures the fan to the base enclosure (screw is secured to the
fan by a C-clip)
116 Chapter 7 Screw listing