The SIGNAL is out of range.
Money Heist Season 3, Episode 8
...the dark matter SIGNAL found
in sodium-iodide crystals by the Italians.
The Big Bang Theory Season 2, Episode 15
How will we see your SIGNAL?
Game of Thrones Season 3, Episode 3
All I need to do is give a SIGNAL,
and they'll rescue me.
Game of Thrones Season 5, Episode 7
...this will register it
and send a SIGNAL to the laptop.
The Big Bang Theory Season 1, Episode 11