4. Secure the new coin-cell battery by inserting at an angle and pressing down.
5. Reinstall all removed parts. Then, reconnect the power cord and all disconnected cables to the
computer.
Power supply assembly
Prerequisite
Before you start, read Appendix A "Important safety information" on page 73 and print the following
instructions.
The power supply might be very hot. Before you open the computer cover, turn off the computer and wait
several minutes until the computer is cool.
Replacement procedure
1. Remove the power cord. See "Power cord" on page 26.
2. Remove the left side cover. See "Left side cover" on page 27.
3. Remove the power cables from the motherboard.
4. Remove the screw from the mounting bracket.
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User Guide