Dell Precision 7730 Buku Panduan Teknis - Halaman 45
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Halaman Cetak
Security devices
Table 61. Supported security devices
Kensington N17 Keyed Laptop Lock for Dell Devices
Noble Wedge lock
Noble NG Dual Head Lock -System Security Kit
Hot key definition
Table 62. Keyboard shortcuts
Hot keys
Fn+ESC - Fn Lock
Fn+F1 - Audio Volume Mute
Fn+F2 – Audio Volume Down/Decrease
Fn+F3 – Audio Volume Up/Increase
Fn+F4 – Microphone Mute
Fn+F6—Scroll lock
Fn+F8 – LCD and Projector display
Fn+F9 – Search
Fn+F10 – KB Illumination/
Backlight
Fn+F11 – Brightness Decrease
Fn+F12 – Brightness Increase
Fn+PrintScreen – Radio On/Off
Fn+Insert – Sleep
Fn+RightCtrl – Context Menu
Fn+Left Cursor—Home
Function
Allows the user to toggle between locked and unlocked Fn keys.
Temporarily mutes/unmutes the audio. The audio level before
muting is returned after unmuting.
Decreases the audio volume until minimum/off is reached.
Increases the audio volume until maximum is reached.
Silences the on-board microphone so it cannot record audio. There
is an LED on the F4 function key that notifies the user of the state
of this feature:
•
LED off = microphone capable of recording audio
•
LED on = microphone muted and unable to record audio
Used as Scroll Lock key.
Determines video output to LCD and external Video devices when
attached and displays present.
Mimics the Windows key + F keystroke to open Windows Search
dialog box.
Determines the Keyboard Illumination/Backlight brightness level.
The hot key cycles through the following brightness states when
pressed: Disabled, Dim, Bright. For more detail, see Keyboard
Illumination/Backlight section.
Decreases the stepping of LCD brightness for each press until
minimum is reached. For details, see the LCD Brightness section.
Increases the stepping of LCD brightness for each press until
maximum is reached. For details, see the LCD Brightness section.
Toggles all the radios on and off. For example, WLAN, WWAN, and
Bluetooth.
Puts the system into the ACPI S3 State and does not wake the
system.
It is used as Context Menu key. (a.k.a. Right-Click menu)
It is used as Home key.
Engineering specifications
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