Shure BLX4R Quick Start Manual page 5

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⑥ Antenna Jack B
BNC connector for antenna B.
⑦ DC Power Jack
For DC external power supply (12 to 15 V DC).
⑧ Strain-relief loop for power cord
Secures power cord to receiver.
⑨ Mic Out XLR audio output jack
Supplies microphone-level audio output.
⑩ INST Out audio output jack
Supplies instrument-level audio signal.
⑪ Volume Control
Use a screwdriver to adjust the output level.
⑫ Antenna Jack A
BNC connector for antenna A.
Receiver LCD Screen
① TV Channel
TV channel for selected frequency.
② Receiver Lock
Indicates control and power lock enabled.
③ Group
Displays selected group.
④ Channel
Displays selected channel.
⑤ RF Signal Strength
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