Latitude 5591 Service Manual

Installing the system board

1. Align the system board with the screw holders on the laptop.
2. Tighten the M2x3 screws to secure the system board to the laptop.
3. Place the metal USB-C bracket and tighten the M2x5 screws on the system board.
4. Connect the LED, mother board and touchpad cable to the system board.
5. Connect the display cable on the system board.
6. Place the eDP cable and metal bracket to system board and tighten the M2x3 screws to secure to the system board.
7. Install the:
   1. chassis frame
   2. Power connector port
   3. coin cell battery
   4. heat sink
   5. system fan
   6. memory module
   7. SSD card or hard drive
   8. WWAN card
   9. WLAN card
   10. battery
   11. base cover
   12. SIM card module
8. Follow the procedure in After working inside your computer.