Compaq Prolinea Family Maintenance & Serice Manual page 79

Chapter 5. Removal and Replacement Procedures
Chapter 5.0 Introduction
This chapter presents the removal and replacement procedures for the DT3
and DT4 models of the Compaq ProLinea Family of Personal Computers.
Chapter 5.1 System Serial Number
The system serial number should be provided to Compaq when requesting
information or ordering spare parts. The system serial number is displayed
in two locations: on the right side of the computer near the front, and
between the top and middle expansion slots on the rear of the computer.
Chapter 5.2 Disassembly Sequence Chart
Use the chart below to determine the section number and disassembly
sequence for removing components from the computer.