TX140 S1 Upgrade and Maintenance Manual 419
System board and components
Figure 266: Replacing the CMOS battery (B)
Ê Carefully pry the depleted CMOS battery out of its socket as shown (1).
Ê Remove the CMOS battery (2).
I Do not throw the CMOS battery into the trash can. Lithium batteries
must be disposed of in accordance with local regulations concerning
special waste.