Notes Reassembly steps are the reverse of the removal steps. Reassembly notes are included at the end of each section below. Symbols like this throughout this chapter show approximate full-size screw outlines. You can use them to verify the sizes of screws before you install them. Installing a wrong-size screw can damage the unit. (The symbol at the left represents an M2.5Ч5mm screw.) Table 2-2. Required Equipment • Small Phillips screwdriver, preferably magnetized. • 5 mm hex driver. • Probe or tweezers. • Small flat-blade screwdriver. • Needle-nose pliers. • IC insertion/removal tool. Table 2-3.
Recommended Screw Torques 2-2 Removal and Replacement HP OmniBook 7100 Screw Thread Size Torque (kgf•cm) Torque (in•lbf) M2 1.5 – 2.0 1.3 – 1.7 M2.5 except those below 1.5 – 2.5 1.3 – 2.2 M2.5 for display brackets and hinge mounts 4.5 3.9 M3 2.0 – 2.5 1.7 – 2.2