Latitude 3190 2-in-1 Owner’s Manual

Removing system board

1. Follow the procedure in Before working inside your computer.
2. Remove the:
   1. base cover
   2. battery
   3. SSD card
3. Disconnect the following cables:
   1. sensor cable [1]
   2. Remove the screw that secures the camera cable to the system board and peel off the adhesive to release the cable from the system board [2]
   3. world facing camera cable [3]
   4. coin cell battery cable [4]
   5. power board and audio cable [5]
   6. speaker cable [6]
   7. keyboard cable [7]
   8. touch pad cable [8]
   9. power connector cable [9]
   
4. To remove metal bracket on the system board:
   1. Remove the two M2x3 screws on the metal bracket that secures the system board [1].
   2. Lift the metal bracket off the system board [2].
   
5. To remove the metal bracket (WLAN and display cable):
   1. Remove the M2x3 screw and lift the metal bracket that secures the WLAN card on the system board [1, 2]
   2. Disconnect the WLAN cables [3].
   3. Remove the screws M2x3 and lift the metal bracket that secures the display cable on the computer [4, 5]
   4. Lift the latch, and disconnect the cable [6]
   
6. To remove the system board:
   1. Remove the five M2x3 screws that secure the system board on the palm rest assembly [1].
   2. Lift the system board off the palm- rest assembly [2].