HP (Hewlett-Packard) nx 9420 Laptop User Manual


 
Removal and Replacement Procedures
Maintenance and Service Guide 5–63
5.23 Top Cover
1. Prepare the computer for disassembly (Section 5.3),
and then remove the following components:
a. Hard drive (Section 5.4)
b. Memory/Mini PCI module compartment cover
(Section 5.7)
c. Optical drive (Section 5.10)
d. Keyboard (Section 5.11)
e. Switch cover (Section 5.15)
f. Display assembly (Section 5.22)
2. Turn the computer upside down with the front toward you.
Top Cover Spare Part Number Information
Top cover 409951-001
Fingerprint sensor board 409946-001