Shure GLXD4R - Important Safety Instructions; Safety Symbols and Warnings

Note: The transmitter and receiver will remain linked for future usage. At power-up, the blue rf LED and transmitter LED will illuminate, skipping the linking step.
Step ④
Check the audio and adjust the gain if necessary.
Receiver Controls and Connectors
Front Panel
Shure IncorporatedGLXD4R Half-Rack Wireless Receiver
2017/05/184/20