Acer 5250-0639 Laptop User Manual


 
70 Chapter 3
Replacing the Mainboard
IMPORTANT:Before replacing the motherboard, take care of the following items:
Check that LED isn’t broken (top of mainboard)
Check that the mylar next to the CPU module isn’t damaged (bottom of mainboard)
Check the thermal power supply cable is connected properly
1. Insert the mainboard left side first into the lower
cover.
2. Replace the securing screw on the Mainboard.
3. Connect the speaker cable to the mainboard.