Locking and Unlocking Controls
Locking the system controls prevents accidental muting or channel adjustment during performances.
Transmitter
To lock the controls: With the transmitter off, hold the power button down until the green LED flashes (~5 seconds)
To unlock the controls: With the transmitter on, hold the power button down until the green LED flashes (~5 sec-
onds)
Receiver
To lock the channel: Hold the channel button until the numbers flash (~10 seconds)
To unlock the channel: Hold the channel button until the numbers flash (~5 seconds)
Troubleshooting
Issue
No sound or faint
sound
Indicator Status
Transmitter power
light on, receiver
LEDs on
Solution
• Perform automat-
ic transmitter set-
up
• Verify all sound
system connec-
tions
Shure Incorporated
10/21