Symbol 1937 from ISO 7000 - Title/Meaning: Remote station, ready 
Function/description: To identify the display panel indicator which signifies that the remote station is in a ready condition.
Own work using: iso.org/obp/graphics/grs/98d2869c-3507-4ebe-8f5c-6e25c84cb579 200.png
Vectorization:  Mrmw