Dell Vostro 15 (3546, Mid 2014) - Manual (Page 18)

6. Perform the following steps as shown in the illustration:
a. Flip the computer and disconnect the touchpad and power cables by pressing locking tab [1].
b. Lift the touchpad and power cables from locking tab [2].
c. Remove the screws from inside the keyboard cavity [3].
7. Perform the following steps as shown in the illustration:
a. Gently pry up the palmrest from the computer [1].
b. Slide the plamrest from the computer [2].
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