Dell Chromebook 11 3180 Disassembly And Reassembly Manual page 20

5 To remove metal bracket:
a Remove the screw M2.0x3.0 and lift the metal bracket that secures the WLAN card on the system board [1, 2]
b Disconnect the WLAN cables [3].
c Remove the screws M2.0x.30 and lift the metal bracket that secures the display cable on the computer [4, 5]
d Lift the latch, and disconnect the cable [6]
6 Remove the M2. x3.0 screws and lift system board away from the computer[1 ,2]
20 Removing and installing components