Acer ASPIRE 4253, Service Manual, Page: 114 / 226

3-30 Machine Maintenance Procedures
Figure 3-26. Mainboard
IMPORTANT :
+
Circuit boards >10 cm² have been highlighted with a yellow rectangle as
shown in Figure 3-26. Remove the Circuit board and follow local regulations
for disposal.
Mainboard Installation
0
1. Put mainboard onto upper cover (Figure 3-25) .
2. Install and secure one (1) screw (E) to mainboard (Figure 3-25) .
3. Connect LVDS cable (D) to mainboard connector (Figure 3-25) .
4. Connect Bluetooth cable (B) to mainboard connector (Figure 3-25) .
5. Connect speaker cable (C) to mainboard connector (Figure 3-25) .
6. Install thermal module.
ID
Size Quantity Screw Type
E M2.5*3.0 Ni 1