Acer 4253 Laptop User Manual


 
Machine Maintenance Procedures 3-21
RTC Battery Removal 0
Prerequisite:
Lower Cover Removal
1. Find RTC battery (B) on mainboard as shown on Figure 3-11.
2. Using plastic tweezers, push the RTC battery through the gap in the mainboard connector
(A) to release the battery (Figure 3-16).
Figure 3-16. RTC Battery
IMPORTANT:
+
Follow local regulations for battery (Figure 3-16) disposal.
3. Remove RTC battery from mainboard connector.
RTC Battery Installation 0
1. Put RTC battery (A) into the mainboard connector and press down to secure it. Refer to
Figure 3-16.
2. Install lower cover.
A