Once programmed the radio can be set to block out access to VFO and frequency display.Only memory channel names will be displayed.User can not switch to a frequency not programmed into memory.

• 曾经对机器编程使之锁定而不能存取VFO和显示频率，只显示频道数字，使用者不能切换到将频率存入记忆的状态。