Acer Extensa 500 服务手册
Chapter 3
63
Removing the RTC Battery
1. Use a flat bladed screw driver to remove the RTC battery from its
socket.
Note:
You can also remove RTC battery when the keyboard and CPU
heat sink are removed.
heat sink are removed.
Note:
To re-install RTC battery, press the RTC battery into the socket
Disassembling the Upper Case
1. Disconnect the touchpad cable from the system board at CN19.