Alinco DJ-A11E - Manual (Page 38)

Professional
FM Transceiver
21
ADVANCED OPERATIONS
Channel Selector Knob Lockout
Under the standby conditions,pressing the programmed key, it will announce the current channel
number.Enable this function to prevent normal communication failure caused by channel
misadjustment.
Under the standby conditions, pressing the programmed key, it beeps and locks the channel selector
knob. Press the key again, it beeps twice and unlocks the knob.