Latitude 3430 Service Manual

Installing the system board

About this task

System board connectors

NOTE: The location of the memory module may vary depending on your system.

1. System fan cable connector
2. Display cable connector
3. Power adapter port connector
4. Memory module connector
5. Keyboard backlit LED cable connector
6. Keyboard cable connector
7. Touchpad cable connector
8. Battery cable connector
9. WLAN card connector
10. Hard-disk drive cable connector
11. USB cable connector
12. Speaker cable connector
13. I/O cable connector
14. M.2 SSD connector

The following images indicate the location of the system board and provide a visual representation of the installation procedure.

1. Align and place the system board into the slot on the palmrest assembly.
2. Install the two (M2x2) screws to secure the system board in place.
3. Align and place the type-c bracket on the system board.
4. Install the two (M2x5) screws to secure the type-c bracket in place.
5. Connect the display cable and I/O cable to the connector on the system board, close the latches and affix the adhesive tapes.
6. Connect the touchpad cable, keyboard cable, and USB cable to the connector on the system board and close the latches.
7. Connect the speaker cable, power adapter port cable, hard-disk drive cable, and system fan cable to the connector on the system board.
8. For 4G LTE enabled systems, affix the WWAN I/O board cable on the palmrest assembly.
9. Press the hinge in downward direction toward the palmrest assembly.
10. Install the (M2.5x6) and the (M2.5x4) screws to secure the hinge to the palmrest assembly.