Dell Chromebook 13-7310 Disassembly And Reassembly Manual page 30

7. Complete.
I/O Board with Cable Reassembly Steps
1. Connect the I/O board cable to the I/O board.
2. Place the I/O board into the system and ensure it engages in place.
3. Tighten the single screw to secure the I/O board in place.
4. Connect the I/O board cable to the system board and secure the latch.
5. Reinstall the pre­removal part(s) in descending order.