HP (Hewlett-Packard) nx9420 Laptop User Manual


 
Maintenance and Service Guide 5–1
5
Removal and Replacement
Procedures
This chapter provides removal and replacement procedures.
There are as many as 101 screws and screw locks, in 12 different
sizes, that must be removed, replaced, or loosened when servicing
the computer. Make special note of each screw and screw lock
size and location during removal and replacement.
Refer to Appendix A, “Screw Listing” for detailed information
on screw and screw lock sizes, locations, and usage.
5.1 Serial Number
Report the computer serial number to HP when requesting
information or ordering spare parts. The serial number is
located on the bottom of the computer.
Serial Number Location