Reference Guide

Table Of Contents
Table 150. BIOS settings supported in Dell Command | Monitor 10.3 (continued)
BIOS Settings Name Description Supported
Operating
System(s)
1 ADC Input Sets the channel mode as Analog-to-
Digital Converter (ADC) input.
2 DAC Output Sets the channel mode as Digital-
to-Analog Converter (DAC) output.
3 DAC and ADC Sets the channel mode as DAC
output, but can be monitored through ADC input.
8 GPIO Sets the channel mode as General
Purpose Input or Output.
Antenna Switch
This setting determines the antenna usage when the
system is connected to a docking station. The option
designates which wireless radio is connected to which dock
antenna. The System Antennas Only option indicates the
system antennas that are used, and the dock antennas that
are not used, even when the system is docked.
When the system is undocked, the system antennas are
used and this setting has no effect.
Ant A indicates dock antenna A, and Ant B indicates dock
antenna B.
NOTE: This setting applies to rugged docking stations
and does not apply to USB Type-C docking stations.
Possible values are:
System Antennas Only
WLAN (Ant A) and WWAN (Ant B)
WLAN (Ant A) and GPS (Ant B)
GPS (Ant A) and WWAN (Ant B)
WLAN (Ant A)
WWAN (Ant B)
GPS (Ant B)
Windows, Linux
Attempt Legacy Boot
Determines if BIOS should attempt to boot from the legacy
boot list when the UEFI boot list fails.
Possible values are:
Enabled If the UEFI boot list fails, then BIOS
attempts to boot from the Legacy boot list.
Disabled BIOS discontinues the booting process if
the UEFI boot list fails.
Windows, Linux
AudioMode
Onboard audio mode. Disabled mode completely un-assigns
the onboard hardware resources. Half duplex mode allows
only record or playback. Full duplex mode can record and
play back sounds simultaneously.
Possible values are:
Disabled
Half Duplex
Full Duplex
Windows
Auto Fan Speed Intensity
Configures the fan speed control if the fan speed is set to
Auto using fanspeed BIOS setting.
Possible values are: 0 to 100
0 sets the fanspeed to the optimal speed level, and
higher percentage provides enhanced cooling.
Windows, Linux
260 BIOS settings supported in Dell Command | Monitor 10.3