Lithium Real Time Clock Battery - HP ProSignia 120 Maintenance And Service Manual

5.7.3 Lithium Real Time Clock Battery

WARNING: There is a risk of explosion and injury if the battery is incorrectly
!
replaced or handled improperly. Do not attempt to recharge, disassemble,
immerse in water, or dispose of it in fire. Replacement should be done using the
Compaq spare part for this computer.
To remove the Lithium Real Time clock (RTC) battery, complete the following steps:
1. Prepare the computer for disassembly (Section 5.3).
2. Raise the keyboard (Section 5.7).
3. Place the tabs on the keyboard in the slots provided in the top cover.
4. Press the retaining clip 1 toward the center of the computer.
5. Lift the battery cover 2 from the computer.
Figure 5-18. Removing the RTC Battery Cover
5-20 Removal and Replacement Procedures