HP Compaq nc4400 Notebook PC - Maintenance and Service Guide

5–68 Maintenance and Service Guide
Removal and Replacement Procedures
5.22 Modem Module
1. Prepare the computer for disassembly (Section 5.3)
and remove the following components:
a. Hard drive (Section 5.4)
b. Bluetooth module (Section 5.6)
c. Keyboard cover (Section 5.8)
d. Keyboard (Section 5.9)
e. Fan (Section 5.10)
f. Heat sink (Section 5.11)
g. Display assembly (Section 5.15)
h. Button board (Section 5.16)
i. Top cover (Section 5.17)
j. Speaker (Section 5.19)
k. Infrared board (Section 5.20)
l. System board (Section 5.21)
2. Turn the system board upside down with the front
toward you.
Modem Module Spare Part Number Information
Modem module (high-speed 56 K, includes modem
module cable)
419143-001