Dell Vostro 15–3578 Owner's Manual

Installing the system board

1. Connect the power cable.
2. Affix the white adhesive tape.
3. Flip the system board.
4. Align the system board with the screw holders on the computer.
5. Tighten the 2(M2x3) screw to secure the system board to the computer.
6. Tighten the display hinge 1 (M2.5x8) screw to the computer.
7. Connect the following cables to the system board.
   1. hard drive connector
   2. touchpad connector
   3. speaker connector
   4. I/O connector
   5. eDP connector
   6. power connector
   7. fingerprint connector
8. Install the:
   1. System fan
   2. Heat sink
   3. Memory module
   4. WLAN Card
   5. Hard drive assembly
   6. Base cover
   7. Keyboard
   8. Optical drive
   9. Battery
9. Follow the procedure in After working inside your computer.