Acer TravelMate P653-M Service Manual page 155

5. Push the mainboard up to align the audio ports of the mainboard with the port holes on the
lower case. Make sure the heatsink is positioned above the enclosure rib.
Figure 1-136. Mainboard
6. Secure the mainboard with one screw.
Figure 1-137. Mainboard Screw
Table 3-29. Screw
Step
Mainboard Assembly
Machine Maintenance
Rib
M2 × L2.5
Screw Quantity
1
Screw Type
3-83