Table 2-2. Required Equipment; Table 2-3. Recommended Screw Torques - HP OmniBook 900 Service Manual

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.)
Small Phillips screwdriver (#1), preferably magnetized.
Fine Phillips screwdriver (#0).
4-mm thin-wall hex driver (or 5/32 inch).
Small plastic blade for prying, such as an angled plastic tweezers.
Pointed knife or probe.
Small flat-blade screwdriver.
4.0-4.5 mm flat-blade screwdriver.
IC (PLCC) removal tool (similar to OK Industries EX-5).
Screw Thread Size
M1.4
M2
M2.5 (4–5 mm long)
except those in next line
M2.5 (4–5 mm long)
for HDD case, PCMCIA socket
M2.5 (8 mm long)
M3
except those in next line
M3
for HDD case
2-2 Removal and Replacement

Table 2-2. Required Equipment

Table 2-3. Recommended Screw Torques

Torque (kgf•cm)
0.9 – 1.2
1.5 – 2.0
3.0 – 3.5
2.0 – 2.5
3.5 – 4.0
4.0 – 4.5
2.0 – 2.5
Torque (lbf•in)
0.8 – 1.0
1.3 – 1.7
2.6 – 3.0
1.7 – 2.2
3.0 – 3.4
3.4 – 3.9
1.7 – 2.2
HP OmniBook 900