Clearing Bios (System Setup) And System Passwords; Expresssign-In - Dell Latitude 7400 2-in-1 Service Manual
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Also See for Latitude 7400 2-in-1:
- Service manual (101 pages) ,
- Setup and specifications manual (46 pages) ,
- Quick start manual (18 pages)
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Clearing BIOS (System Setup) and System passwords
About this task
To clear the system or BIOS passwords, contact Dell technical support as described at www.dell.com/contactdell.
NOTE:
For information on how to reset Windows or application passwords, refer to the documentation accompanying
Windows or your application.
ExpressSign-in
On Dell Latitude systems, the proximity sensor is accessed when the system is ON or in the sleep mode. The valid state of the
proximity sensor is Near, and Enable with external monitor. The proximity feature is automatically disabled while the laptop is
in the On state, and the remaining battery of the laptop is less than 30 minutes.
ExpressSign-in behavior in Near state
The following table explains the Near state behavior:
NOTE:
The Dell ExpressSign-in user interface is the proximity sensor feature.
NOTE:
In the ExpressSign-in window, click Go next to the Setup facial recognition field to start and setup the
Windows Hello facial sign-in option.
Table 24. Near state behavior
System state
ON/Standby
Off
ExpressSign-in with the external monitor usage state
You can select ExpressSign-in enabled while connected to external monitor(s) to Yes to keep the ExpressSign-in function
still working even when the external monitor is connected. Select No to temporarily disable the ExpressSign-in functionality with
the external monitor connected. The following table explains the External monitor usage state behavior:
Table 25. External monitor usage state behavior
System state
Yes
No
Description
Wakes up the system when the user is within the sensor Field
of View (FoV) of the system during the ON state and the LED
illuminates solid white light or in the standby state.
NOTE:
Sensor does not wake the system from the low
power states which is battery life less than 30 minutes.
NOTE:
Sensor does not support wake the system from
hibernation and power off state.
Does not wake the system from any of the power states even
when the user is within the sensor Field of View (FoV).
Description
If the system is connected to an external monitor, the
proximity sensor checks whether the user is within the sensor
FoV.
This is the default state and the system state remains
unchanged even when the user is outside of sensor FoV.
System setup
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