Bottom View; Keyboard Shortcuts - Dell Precision 7550 Setup And Specifications Manual

Bottom view

1. Service tag label
2. Fan vent

Keyboard shortcuts

NOTE: Keyboard characters may differ depending on the keyboard language configuration. Keys that are used for
shortcuts remain the same across all language configurations.
Table 2. List of keyboard shortcut keys
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
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
Chassis overview 13