Compaq 500B Microtower Supplementary Manual page 36

Replacing an Add-In Card
IMPORTANT: The new (replacement) part may not look
the same as the original part, due to different
manufacturers or models. Hewlett-Packard always provides
quality parts that meet or exceed your original computer
specifications.
1 Replace any cables previously removed from the card.
2 Align the edge of the card with the slot on the
computer.
36
3 If you are replacing a graphics card, verify that the
latch in the computer snaps back into place.
4 Press straight down until the card is fully seated in the
card slot.
Removing and Replacing an Add-In Card