HP ProBook 440 G9 Trackpad Replacement - iFixit Repair Guide

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What you need

1. Step 1 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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2. Step 2 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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1. Step 3 Detach Trackpad
  Unscrew 4 screws with Phillips #01 screwdriver.
  
  Unscrew 2 screws with the Phillips #00 screwdriver.
  
  Unlatch the trackpad connector.
  
  Pull the tab on the trackpad ribbon straight out from the connector.
  
  Trackpad ribbon cable can be easily damaged.
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2. Step 4 Remove Trackpad
  Remove 2 silver tape attached to the trackpad frame.
  
  Try to not tear tape strips but does not affect trackpad performance if they are damaged.
  
  Remove trackpad from laptop frame.
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Conclusion

To reassemble your device, follow these instructions in reverse order.

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Joel

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