Inspiron 7391 2n1 Service Manual

Procedure

1. Align the screw holes on the system board with the screw holes on the palm-rest assembly.
2. Replace the four screws (M2x2) that secure the system board to the palm-rest assembly.
   
3. Slide the fingerprint-reader cable to the system board and close the latch to secure the cable.
4. Slide the touch-screen board cable to the system board and close the latch to secure the cable.
5. Adhere the tape that secures the touch-screen board cable to the system board.
6. Slide the I/O-board cable to the system board and close the latch to secure the cable.
7. Adhere the tape that secures the I/O-board cable to the system board.
8. Connect the coin-cell battery cable to the system board.
9. Slide the touchpad cable to the system board and close the latch to secure the cable.
10. Slide the keyboard-backlight cable to the system board and close the latch to secure the cable.
11. Slide the keyboard cable to the system board and close the latch to secure the cable.
12. Connect the speaker cable to the system board.
13. Adhere the tape that secures the speaker cable to the connector.
14. Connect the power-adapter port cable to the system board.
15. Adhere the tape that secures the display cable to the system board.
16. Slide the display cable to the system board and close the latch to secure the cable.
17. Adhere the tape that secures the display cable to the system board.
    
18. Close the left display hinge.
19. Replace the three screws (M2x3.5) that secure the left display hinge to the system board.