Opens, closes the CD / DVD tray, disc read:
-
Turn on, turn off the hard drive
-
Computer mouse movement
-
Computer keyboard
-
Jet printer
-
Disc read, closes the CD / DVD tray, Opens
-
Manual copy machine
-
Signal read information, Computer interface
-
Matrix printer
-
Computer interface, signals
-
Signal, interference, Modem connection
-
Disc read, CD / DVD drive
-
Input error sound, Pressing a keypad
★★★★★