Maintenance and Service Guide

TouchPad
Description Spare part number
TouchPad module (included cable) 850944-001
Before removing the TouchPad, follow these steps:
1. Turn o the computer. If you are unsure whether the computer is o or in Hibernation, turn the
computer on, and then shut it down through the operating system.
2. Disconnect the power from the computer by unplugging the power cord from the computer.
3. Disconnect all external devices from the computer.
4. Remove the service door (see Service door on page 36).
5. Remove the battery (see Battery on page 39).
6. Remove the hard drives (see Hard drive on page 42).
7. Remove the SSDs (see Solid-state drives (M.2) on page 48).
8. Remove the middle frame (see Middle frame on page 58).
9. Remove the anti-magnetic bracket and right speaker (see Speakers on page 62).
Remove the TouchPad:
1. Open the zero insertion force (ZIF) connector (1) on the system board to release the TouchPad ribbon
cable.
2. Carefully remove the ribbon cable (2) from the adhesive securing it to the computer.
3. Remove the three Phillips screws (3) that secure the TouchPad.
4. Lift the TouchPad (4) up at an angle, and then remove the TouchPad (5) from the computer.
Reverse this procedure to install the TouchPad.
64 Chapter 6 Removal and replacement procedures for authorized service provider parts