Acer Aspire 4540 Series - Replacing the Mainboard

106 Chapter 3
Replacing the Mainboard
1. Ensure that the Mainboard is face up. Place the Mainboard in the chassis, left hand edge first to allow the
I/O Ports through the casing, then lower it into place. Be sure to align the securing pins and slide the RJ-11
cable through the groove in the main board as shown
7. Insert the cable through the casing to the top side as shown.