HP Compaq nw8440, nc8430, nx8420 Notebook PCs - Maintenance and Service Guide

Removal and Replacement Procedures
Maintenance and Service Guide 5–55
1. Prepare the computer for disassembly (Section 5.3) and
remove the following components:
a. Hard drive (Section 5.4)
b. Optical drive (Section 5.6)
c. Bluetooth module (Section 5.8)
d. Keyboard (Section 5.9)
e. Fan assembly (Section 5.10)
f. Heat sink (Section 5.11)
g. TouchPad (Section 5.15)
h. Switch cover (Section 5.17)
i. Display assembly (Section 5.18)
j. Top cover (Section 5.19)
2. Position the computer with the rear panel toward you.