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2. Then press and hold
the mem button.
You will hear a
single-confirmation
tone and MEM icon
appears on the
display.
MEM
Drop Out delay
While scanning, the UH-O54 stops at a busy
channel and receives a transmission. When
the received signal is over, the unit will wait for
three seconds for the return of the signal,
otherwise the radio resumes scanning.
Lighted Display
The LCDback light automatically switch-on
every time a key is pressed.
Key Lock
To prevent accidental entries, you can lock the
keypad.
Press and hold the HI/LO button until it
beeps to activate Key Lock.
To unlock the keypad, press and hold the
HI/LO button again.
Note: When the Key Lock is active, a two-
tone warning beep will be heard if you
attempt to use it.
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