Chromebook 5190 Owners Manual

Removing system board

1. Follow the procedure in Before working inside your computer.
2. Remove the:
   1. microSD card
   2. base cover
   3. battery
   4. WLAN
3. To remove the system board:
   1. Lift the latch and, disconnect the 2 Input/Output cables from the connector on the system board [1].
   2. Lift the latch and, disconnect the touchpad cable from the connector on the system board [2].
   3. Release the tabs and, disconnect the keyboard cable from the connector on the system board [3].
   4. Disconnect speaker cable from the connector on the system board [4].
      
   5. Remove the single (M2x4) screw that secures the eDP bracket to the system board [1].
   6. Remove the eDP bracket away from the system [2].
   7. Peel the adhesive tape that secures the eDP cable to the system board [3].
   8. Lift the latch and, disconnect the eDP cable from the connector on the system board [4].
   9. Peel the adhesive tape that secures the cable to the system [5].
      
   10. Remove the single (M2x4) screw that secures the system board bracket to the system [1].
   11. Lift the system board bracket [2] and release the hook on the bracket from the retention tab in the system [3].
       
   12. Remove the 3 (M2x3) screws that secure the system board to the system [1].
   13. Lift the system board away from the system [2].
       
   NOTE In the event of system board replacement, the technician needs to run the RMA Shim. The RMA Shim USB Key is dispatched with service replacement System Board. A tech sheet kitted with the RMA Shim USB Key contains instructions to run the RMA Shim.