How to replace LCD screen on HP ProBook 640 G4 laptop
Tools
For the replacement process we'll need the following tools: a Plastic Pick and X-acto knife
Shut down the laptop
To begin turn the laptop off and disconnect the power cord
Remove the bezel
Start by removing the bezel. Insert a plastic pick between the bezel and an LCD.
Move the pick around the perimeter unsnapping the tabs underneath. Put the bezel aside
Remove four screws
The screen is held in place by four Phillips screws in the corners. Remove the screws
and place the screen on the keyboard
Disconnect the video cable
Using plastic pick and fingers peel off the clear tape securing the video connector. Open the
connector's bracket. Disconnect the video cable and discard the old screen
Connect the new screen
Place the new screen on the keyboard. Reconnect the video cable. Close the connector's
bracket and secure it with clear tape. CAUTION! It is very important not to force any of the
connectors. As well you must not twist or slant the connector when plugging it in
Reinstall the new screen
Lift the screen up and replace the four Phillips screws in the corners
Replace the bezel
Go around the perimeter pressing firmly to snap the tabs back in place.
Turn the laptop and move the plastic pick along the bottom edge making sure that bezel
is snapped in its place