HP ProBook 440 G9 Daughter Board Replacement

crwdns2931653:01crwdne2931653:0 Remove Bottom Cover



• Use Phillips #01 screwdriver to unscrew all 6 threaded screws.
• Do not remove screws from bottom cover as they are intended to stay attached to the bottom cover.
• Use guitar pick tool to unclip the back cover all around the edges starting from the top.
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crwdns2931653:02crwdne2931653:0 Remove Battery




• Remove all 4 screws from the battery.
• Disconnect the Battery Connector from the motherboard using the side tabs on the connector.
• Possible spark may occur at the Battery Connector port if laptop is not fully powered off when replacing the laptop battery.
• Remove the battery from the laptop.
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crwdns2931653:03crwdne2931653:0 Remove Solid State Drive
• Use Phillips #00 to remove screw from SSD.
• SSD will lift up at a 45 degree angle when screw is removed.
• Remove SSD from the SSD slot.
• When reinserting the SSD plug in at a 45 degree angle and then screw down with the new screw.
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crwdns2931653:04crwdne2931653:0 Disconnect Ribbon Cables
• Remove ribbon cables from daughter board.
• Use Phillips #01 screwdriver to remove 4 screws from daughter board.
• Remove the Ethernet port piece and set to the side.
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crwdns2931653:05crwdne2931653:0 Detach Display Hinge
• Use Phillips #01 screwdriver to remove 3 screws from hinge.
• One of the hinge screws is under the silver display cable.
• Lift the display hinge to release the daughter board.
• Lift the daughter board on the left part of the board to detach from the laptop port cutouts.
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