Opening, closing the laptop cover:
-
Computer interface, signal read information
-
Turn off the old computer, Turn on
-
Sound signal of a bios computer, bios
-
Insert the disk into the drive, read the
-
Laser printer
-
Computer mouse click
-
Turning on the computer, fan noise, shutting
-
Interference, signal, Modem connection
-
Turn off the old monitor, Turn on
-
Computer mouse movement
-
Opens, disc read, closes the CD / DVD tray
-
Computer interface, signals
★★★★★
