User Manual

Table Of Contents
2. Remove the coin-cell battery.
3. Install the coin-cell battery.
4. Reinstall all the removed parts. Then, reconnect the power cord and all disconnected cables to the
computer.
5. Reset the system date and time in the UEFI BIOS menu.
To dispose of the coin-cell battery, refer to the “Lithium coin-cell battery notice” in the Safety and Warranty
Guide.
Power supply assembly
Prerequisite
Before you start, read Appendix A “Important safety information” on page 73 and print the following
instructions.
Although there are no moving parts in the computer after the power cord has been disconnected, the
following warnings are required for your safety.
Chapter 7. CRU replacement 65