106 Antenna Module(s)Replacing the Antenna Module(s)Procedure1 Align the screw holes on the antenna modules with the screw holeson the chassis.2 Replace the screws that secure the antenna modules to the chassis.3 Route the antenna cables through the routing guides on the chassis.Postrequisites1 Follow the instructions from step 1 to step 3 in "Replacing the SystemBoard" on page 101.2 Replace the I/O board shield.See "Replacing the I/O Board Shield" on page 82.3 Replace the power-supply fan bracket.See "Replacing the Power-Supply Fan Bracket" on page 73.4 Replace the I/O cover. See "Replacing the I/O Cover" on page 77.5 Replace the wireless mini-card.See "Replacing the Wireless Mini-Card" on page 53.6 Replace the memory modules.See "Replacing the Memory Module(s)" on page 35.7 Replace the system-board shield.See "Replacing the System-Board Shield" on page 49.8 Follow the instructions from step 4 to step 8 in "Replacing the Hard Drive"on page 46.9 Replace the VESA-mount bracket.See "Replacing the VESA-Mount Bracket" on page 42.10 Replace converter board. See "Replacing the Converter Board" on page 29.11 Replace power-button board.See "Replacing the Power-Button Board" on page 32.12 Follow the instructions from step 4 to step 6 in "Replacing the OpticalDrive" on page 40.13 Replace the back cover. See "Replacing the Back Cover" on page 22.