Draft 02 - Sep 1 2015
Viking Mobile Radio Operating Manual
2-3
Controls & Display
The user can set an external line by pressing the emergency button. External devices
can trigger off of the radio’s external line. If the “Ext Emergency” Option is enabled by
programming and the user presses the emergency button, the Aux B line on the
accessory connect shall be set to low (0V). It remains low until the External Emergency
Time has passed or the user exits the emergency. If the user presses emergency during
the External Emergency Time, the timer starts over. If the user exits emergency before
the External Emergency Time has passed, the output line returns to Vbatt.
Speaker
- An internal 16-ohm, 5-watt speaker is located behind the grille. An optional 4-
ohm, 12-watt external speaker may be used if desired. The internal speaker should be
disabled when an external speaker is used.
2.1.2
Display
Figure 2.3 shows the front panel display.
Note
Radios are capable of displaying messages in English, French or Spanish.
Figure 2.3
Front Panel Display
Alphanumeric Display
- This ten-character area of the display indicates the alias (unique
identification) for the selected zone, channel or combined aliases, depending on which
select mode is active. It may also indicate such things as the channel frequency, ID
numbers, and status and error messages.
10 - Character Alphanumeric Display
Zone
Number
Status
Display
Channel
Number
MON
Operating Mode
Symbols
Zone/Channel Select Indicators
