Operation
Important
•Speech transmissions are not allowed on channel 22 and 23
(Receive only)
•CTCSS and Call ring tone calling should be disabled on channel
5 and 35.
•If Call ring tone calling is provided, it is only allowed to operate for a maximum of 3 seconds and it can only be possible to operate once in any 60 second period.
Auxiliary Features
Key Lock
The Key Lock feature allows the user to disable the UP, DOWN and MENU buttons so that the UHF2100 settings could not be changed accidentally.
a. To activate the key Lock feature, press and hold the MENU button until key lock “
” icon appears on the LCD Screen.
b. To deactivate the key Lock feature, press and hold the MENU button until key lock “
” icon disappears on the LCD Screen.
Note: The PTT, and CALL buttons will remain functional even if the Key Lock feature is activated.
LCD Screen Back Light
Every time the Power/Vol button is activated (except PTT and CALL button), the LCD Screen back light will illuminate for 5 seconds.
Microphone/Earphone/Charge Jack
Your radio is equipped with an auxiliary microphone, earphone, and charge jack located at the opposite side of the PTT button.
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