HP 4100 manual Required Equipment, Recommended Screw Torques, Screw Thread Size

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 M2.5×5mm T-head screw.)

Table 2-2. Required Equipment

∙Small Phillips screwdriver, preferably magnetized.

∙5 mm hex driver.

∙Pointed knife or probe.

∙Small flat-blade screwdriver.

∙IC insertion/removal tool.

Table 2-3. Recommended Screw Torques

Screw Thread Size

M2

M2.5 (5 mm)

M2.5 (16–19 mm)

M3

Torque (kgf•cm)

1.0– 1.5

3.0– 3.5

2.5– 3.0

3.0– 3.5

Torque (in•lbf)

0.9– 1.3

2.6– 3.0

2.2– 2.6

2.6– 3.0

2-2 Removal and Replacement HP OmniBook 4100