Installing The Power Button Board - Dell Vostro 3490 Service Manual

Steps
1. Open the latch and disconnect the power button board cable from the system [1].
2. Peel the power button cable off the palmrest and keyboard assembly [2].
3. Remove the two (M2x3) screws that secure the power button board to the palmrest and keyboard assembly [3].
4. Lift the power button board, along with the cable off the palmrest and keyboard assembly [4].

Installing the power button board

Steps
1. Place the power-button board into the slot on the palmrest and keyboard assembly [1].
2. Replace the two (M2x3) screws that secure the power button board to the palmrest and keyboard assembly [2].
3. Affix the power button cable to the palmrest and keyboard assembly [3].
4. Slide the power button cable to the system board and close the latch to secure the cable [4].
54 Removing and installing components