Acer Aspire 4749 Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 116

RTC battery Removal 0 Prerequisite: Mainboard Removal 1. Find RTC battery (D) on Mainboard. Refer to Figure 3-18. 2. Using plastic tweezers, puch the RTC battery through the gap in the mainboard connector (A) to release the battery. Refer to Figure 3-24. A Figure 3-24. RTC battery + IMPORTANT: Follow local regulations for battery (Figure 3-24) disposal. 3. Remove the RTC battery from mainboard connector. RTC battery Installation 0 1. Place the RTC battery (D) into the mainboard connector (A) and secure it in place. Refer to Figure 3-24. 2. Install Mainboard. 3-28 Machine Maintenance Procedures