14.2.2 Replacing the defective CMOS battery
Figure 158: Removing the CMOS battery
Ê Press out on the locking spring to eject the depleted CMOS battery (1).
Ê If the CMOS battery cannot be ejected this way, use a toothpick
(recommended) or similar tool as a lever: Insert the toothpick between the
battery and locking spring as shown (2).
V
CAUTION!
Do not use sharp-edged tools like screw drivers as they may damage
system board components when slipping.
Ê Carefully pry the depleted CMOS battery out of its socket as shown (3).
Ê Remove the CMOS battery (4).
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.
TX140 S2
Upgrade and Maintenance Manual
System board and components
253