The Key Lock feature allows the user to disable the
UP
,
DOWN
and
MENU
buttons so that the Terrain 850 settings
could not be changed accidentally.
4.1 Key Lock
4.2 LCD Screen Back Light
4. Auxiliary Features
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a. Press the
MENU
button 11 times, and the “
DCM
” icon
and “
OF
” flash on the LCD screen.
c. If a channel is selected, press the
MENU
button to give
the option to select the CTCSS code.
d. Press the
UP
or
DOWN
button to select the desired
CTCSS code (1-38).
e. After selecting the CTCSS, press the
MENU
button to
give the option to select the DCS code (01-83) using
the
UP
or
DOWN
buttons.
f.
b. Press the
UP
or
DOWN
button to select the Dual Watch
channel (1-8, except the current channel).
3.11 Setting the Dual Channel Mode (DCM)
Your Terrain 850 is capable of monitoring two channels, the current and
another (dual watch) channel. If the unit detects a signal on either
channel, it will stop and receive the signal.
a. Press the
MENU
button 12 times, and the “
RM
” icon
and “
OF
” flash on the LCD screen.
c. Press the
PTT
button to confirm your setting.
b. Press the
UP
or
DOWN
button to select the Room
monitor to on (
ON
) or off (
OF
).
a. To activate the Key Lock feature, press and hold the
MENU
button until the key lock “ ” icon appears on
the LCD screen.
b. To deactivate the key Lock feature, press and hold the
MENU
button until the key lock “ ” icon disappears
from the LCD screen.
3.12 Setting the Room monitor
Your Terrain 850 is capable of monitoring what's happening in a room.
This could be used for baby room monitoring, and operates using a
VOX function.
WARNING:
The monitor will transmit any detected sound over the
selected channel, which could be heard by any other PMR user on
the same channel.
WARNING:
When the Room Monitor mode is set, the Terrain 850 will
not receive sound or calls, and the PTT button does not function.
NOTE:
The
PTT
,
CALL
and
POWER
buttons will remain functional
even if the Key Lock feature is activated.
Every time a button is pressed (except PTT and CALL button),
the LCD screen back light will illuminate for about 10 seconds.
4.3 Microphone/Earphone/Charge Jack
The Terrain 850 is equipped with sockets for a microphone/earphone
(2.5mm) and for charging (micro-USB), located under a rubber cover
on the upper right side of the unit.
4.4 FM Radio function
While in standby mode, press and release the power button.
The FM Frequency will display in the LCD screen. Press the
UP
or
DOWN
button to adjust the FM frequency channel. You can still
transmit (
TX
) and receive (
RX
) calls on your current channel,
with the FM radio being interrupted during calls. Press and release
the Power button to go back to PMR frequency mode.
Press the
PTT
button to confirm your setting.
