Smart power enablement
Deep sleep is disabled in the BIOS by default. If the system is connected to a USB keyboard and Deep sleep is enabled in the BIOS, the
system will not power on or wake from hibernation when a key is pressed on the USB keyboard.
Enable USB Wake support:
1. Press <F12> when the Dell logo appears to initiate a one-time boot menu. Go to BIOS Setup.
2. Select Power Management.
3. Navigate to
USB Wake Support
4. Turn on
Enable USB Wake Support
5. Navigate to
Deep Sleep control
6. Disable
Deep Sleep
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Smart power enablement