Acer 4535 5133 - Aspire - Athlon X2 2.1 GHz Service Manual page 144

2. Replace the two screws to secure the module.
Step
WLAN Module
3. Connect the two antenna cables to the module.
NOTE: The White cable goes to the upper terminal and the black cable to the lower terminal.
IMPORTANT: Ensure that the cabling is replaced as shown to avoid trapping when the covers are replaced.
Chapter 3
Size
M2*3
Quantity
2
Screw Type
135