How do you scan a Shure BLX4R?
BLX4R Receiver
- Scan: push and release group button to scan for an open group and channel.
- Manual: push and hold group button to select a group.
How do I change the channel on my Shure wireless microphone?
Press the “select” button quickly to change the GROUP or CHANNEL setting. To switch between GROUP or CHANNEL setting, press “select” button for 2 seconds. After 5 seconds of inactivity, the GROUP/CHANNEL display exits the change mode. group and channel the receiver is set to.