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5-30 Removal and Replacement Procedures
5.5.3 Lithium Real Time Clock Battery
To remove the Lithium real time clock (RTC) battery, complete the following steps:
1. Disconnect the AC power and any external devices (Section 5.3.1).
2. Undock the computer from the auxiliary base if necessary (Section 5.3.2).
3. Remove all battery packs (Section 5.3.3).
4. Remove the memory cover (Section 5.5.1).
5. Remove the Lithium RTC battery by lifting it up from the system board.
6. Disconnect the RTC battery cable from the connector.
!
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.
CAUTION:
To prevent damaging the RTC battery cable, rock the connector from side to
side to disconnect it.
Figure 5-27.
Removing the Lithium Real Time Clock Battery
Reverse the procedure to install a replacement RTC battery.