Compaq Evo D300v Series - Manual (Page 14)

Hardware Upgrades
3. Remove the two screws that secure the access panel to the
computer chassis.
Remove the right access panel to upgrade memory or an expansion
card. Remove the left access panel to upgrade a drive.
4. Slide the access panel back about 1 inch (2.5 cm), then lift it
away from and off the unit.
Removing the Computer Access Panel
To replace the access panel, reverse steps 1-4.
Removing the Front Bezel
Remove the front bezel to upgrade a drive.
1. Shut down the operating system properly, then turn off the
computer and any external devices. Disconnect the power cord
from the power outlet and disconnect any external devices.
Compaq Evo D300 User’s Guide 2-3