Dell Precision 3551 Kurulum ve Teknik Özellikler Kılavuzu - Sayfa 31
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Option
Keyboard Backlight Timeout on
AC
Keyboard Backlight Timeout on
Battery
Unobtrusive Mode
Miscellaneous Devices
MAC Address Pass-Through
Video
Option
Description
LCD Brightness
Allows you to set the display brightness depending up on the power source—On Battery and On AC. The LCD
brightness is independent for battery and AC adapter. It can be set using the slider.
NOTE:
The video setting is visible only when a video card is installed into the system.
Description
•
Disabled
•
Dim
•
Bright-enabled by default
The Keyboard Backlight Timeout dims out with AC option. The main keyboard illumination feature is
not affected. Keyboard Illumination will continue to support the various illumination levels. This field
has an effect when the backlight is enabled. The options are:
•
5 sec
•
10 sec-enabled by default
•
15 sec
•
30 sec
•
1 min
•
5 min
•
15 min
•
Never
The Keyboard Backlight Timeout dims out with the Battery option. The main keyboard illumination
feature is not affected. Keyboard Illumination will continue to support the various illumination levels.
This field has an effect when the backlight is enabled. The options are:
•
5 sec
•
10 sec-enabled by default
•
15 sec
•
30 sec
•
1 min
•
5 min
•
15 min
•
Never
•
Enable Unobtrusive Mode (disabled by default)
When enabled pressing Fn+Shift+B will turn off all light and sound emissions in the system.
Press Fn+Shift+B to resume normal operation.
Allows you to enable or disable the following devices:
•
Enable Camera (enabled by default)
•
Enable Hard Drive Free Fall Protection(enabled by default)
•
Enable Secure Digital (SD) Card (enabled by default)
•
Secure Digital (SD) Card Boot
•
Secure Digital (SD) Card Read-Only Mode
•
System Unique MAC Address (disabled by default)
•
Integrated NIC 1 MAC Address
•
Disabled
The feature replaces the external NIC MAC address (in a supported dock or dongle) with the
selected MAC address from the system. The default option is to use the Passthrough MAC address.
System setup
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