User's Manual

TM840, TM840G DMR Mobile Radio Quick User Guide
10
when receiving carrier.
4
Squelch Off
To always unmute the speaker no matter whether carrier is
present or not. (Analog mode).
5
Squelch Level
Adjust the signal stress required for the radio to unmute.
6
Scan
Toggles scan on or off. To receive signal from other channels
7
LCD Brightness
Adjust the brightness level by entering to "LCD Brightness".
8
LCD Backlight Type
To adjust off time of LCD backlight in this option.
9
Repeater/Talkaround
Toggle between using a repeater and communicating directly
with another radio.
10
Zone Selection
To change the current call zone.
11
Home Screen
To quickly return to the home screen.
12
Nuisance Delete
To temporarily ignore unwanted channel activity.
13
Scramble/Encryption
Toggles scramble/encryption on or off.
14
Contacts
Provides directly access to the contact list
15
Message
Selects the message menu. Only works on digital mode.