Compaq DESKPRO 2000 SERIES Maintenance & Service Manual page 194

To replace a memory module, follow these steps.
1. Perform preparation procedures described in Section 5.2.3.
2. Remove the access panel (Section 5.2.6.1).
3. Remove the riser brace (Section 5.2.7).
4. Release the SIMM socket latches and rotate the module to a 45-degree position.
5. Lift the memory module out of the socket.
6. Replace the memory module as described in the in the preceding procedures.
Figure 5-74. Rotating the Memory Module Upright
7. Replace the access panel.
Compaq Deskpro 2000 5-81