6. Lift up the flap below the touchpad cable and remove the screw (M2x2.5) that secures the touchpad to the palm-rest
assembly.
7. Lift the touchpad off the palm-rest assembly.
Installing the touchpad
CAUTION: The information in this section is intended for authorized service technicians only.
Prerequisites
If you are replacing a component, remove the existing component before performing the installation process.
About this task
The following images indicate the location of the touchpad and provide a visual representation of the installation procedure.
Steps
1. Place the touchpad into its slot on the palm-rest assembly.
2. Align the screw holes on the touchpad to the screw holes on the palm-rest assembly.
3. Replace the five screws (M2x2.5) that secure the touchpad to the palm-rest assembly.
4. Lift up the flap below the touchpad cable and replace the screw (M2x2.5) that secures the touchpad to the palm-rest
assembly.
5. Connect the touchpad cable to the connector on the touchpad and close the latch to secure the cable.
6. Connect the keyboard-backlight cable to the connector on the touchpad and close the latch to secure the cable.
7. Connect the keyboard cable to the connector on the system board and close the latch to secure the cable.
8. Adhere the keyboard cable to the touchpad.
Next steps
1. Install the assembly inner frame.
2. Install the WLAN card.
3. Install the 4G WWAN card or 5G WWAN card, as applicable.
4. Install the battery.
5. Install the base cover.
72
Removing and installing Field Replaceable Units (FRUs)
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