HP Probook 450 G9 Maintenance And Service Manual page 51

2. Remove the bottom cover (see
3. Disconnect the battery cable from the system board (see
If you are replacing a memory module, remove the existing memory module:
1. Lift the protective shielding to access the memory modules.
2. Spread the two retention clips outward (1) until the memory module tilts up at a 45° angle, and then
remove the module (2). Use the same procedure to remove all memory modules.
IMPORTANT: To prevent damage to the memory module, hold the memory module by the edges only.
Do not touch the components on the memory module.
To protect a memory module after removal, place it in an electrostatic-safe container.
To install a memory module:
1. Align the notched edge of the module with the tab in the slot (1), and then press the module into the slot
at an angle until it is seated (2).
Bottom cover on page 40).
Battery on page 50).
Memory modules 43