NOTE: You can customize the power-button behavior in Power
Options. For more information, see
Me and My Dell
at
www.dell.com/
support/manuals
.
Back
1
Power port
Connect a power cable to provide power to your computer.
2
Power-supply diagnostics button
Press to check the power
‑
supply state.
3
Power-supply diagnostics light
Indicates the power-supply state.
11
