Dell Latitude 9410 Service Manual

Removing the system board

1. Disconnect the coin cell cable from the system board [1] and remove the coin cell from the system board [2].
   After removing all brackets and disconnecting all cables, there are five screws that secure the system board to the palmrest. One of the screw is covered by the Real Time Clock (RTC) battery. Technicians must first peel the RTC battery off the system board in order to access all the screws for the system board.
2. Peel off the tape on the display cable connector of the system board [3].
3. Pry the retention clips on both sides of the display cable connector, to flip open the latch [4].
4. CAUTION: The connector for the display cable features an actuator that locks it in place on the system board. Flip open the latch to disconnect the display cable from the system board. Grasp the left and right sides of the cable's connector head and disconnect the display cable from the system board in a direct upward motion to prevent damage to the connector's pins.
   Disconnect the display cable from the system board [5].
   
5. Disconnect the following power button cable from the system board [1].
6. Disconnect the USH board cable [2] and keyboard with backlight cable [3] from the system board.
7. Disconnect the touchpad cable [4] and LED board cable [5] from the system board.
   
8. Remove the single (M2x2) screw [1] securing the power fingerprint bracket to system board.
9. Remove the power fingerprint bracket [2] and disconnect the cable from the system board [3].
10. Disconnect the LTE P-sensor and isolator antenna cables [4] from the system board.
11. Disconnect the LTE MAIN and AUX antennae cables [5] from the system board.
    Insert a plastic scribe into the slit at the bottom-left corner of the connector and then carefully pry up the cable connector from the system board.
    
12. Remove the single (M2x2) screw [1] and remove the SSD bracket from the system board [2].
13. Remove the two (M2x4) screws [3] and remove the USB Type-C bracket [4] from the system board.
    
14. CAUTION: For models shipped with no LTE support, the dummy SIM card tray must first be removed from the system before removing the system board.

    

    Remove the five (M2x3) screws [1] and remove the system board from the computer [2].
    NOTE: Lifting the system board from the thin middle portion might damage the board.
15. Hold the system board from the right side of the fan compartment, and gently lift it. Slightly bend the system board in order to remove it from the system.