Dell Latitude 3330 Service Manual page 56

3. Coin-cell battery cable connector
5. Power adapter port cable connector
7. M.2 solid-state drive connector
9. Keyboard backlit LED cable connector
11. WLAN card connector
The following images indicate the location of the system board and provide a visual representation of the removal procedure.
56 Removing and installing components
4. Display cable connector
6. Battery cable connector
8. Keyboard cable connector
10. Touchpad cable connector
12. I/O board cable connector