Shure ULX - Locking the Transmitter; Lock;Unlock Power (On); Lock;Unlock Frequency; Troubleshooting

Shure Incorporated
20/31
Locking the Transmitter
Lock/Unlock Power (On)
Hold SET and MODE for four seconds or until the lock icon appears.
Lock/Unlock Frequency
Hold the SET button while powering on the transmitter.
Troubleshooting
No power: Check battery and power supply connections and voltage. Check the power switch on the transmitter.
The LCD displays "E0 00" or similar code: Exit master list mode by holding the SET button for ten seconds.