Dell Precision 7550 Setup And Specifications Manual page 14

Table 2. List of keyboard shortcut keys(continued)
Hot keys
Fn+F6—Scroll lock
Fn+F8 – LCD and Projector display
Fn+F9 – Search
Fn+F10 – KB Illumination/Backlight
Fn+F11 - Print screen
Fn+F12 - Insert
Fn+RightCtrl – Context Menu
Fn+Left Cursor—Home
Fn+Right Cursor – End
Fn+B – Pause/Break
Fn+Arrow Key (Up) – Brightness Decrease
Fn+Arrow Key (Down) – Brightness Increase
Fn+Home - Radio On/Off
Fn+End - Sleep
14 Chassis overview
Function
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.
It is used as Print Screen key
It is used as Insert key
It is used as Context Menu key. (a.k.a. Right-Click menu)
It is used as Home key.
It is used as End key.
It is used as Pause/Break key. Specifically, Fn+B = Pause and Fn
+Ctrl+B = Break.
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.