E F Johnson Company 2425770 Benutzerhandbuch

Viking Portable 600 Radio Operating Manual

2-11

Information is communicated to users of the Viking Portable radio using signal tones and 
alerts and by LED signaling. Table 2.5 shows the information and signaling tones 
supported by the Viking Portable radio. If you are viewing a PDF of this manual on a 
computer equipped with a sound card, click on the Message Name to hear the tone.

Table 2.5 Tones for the Viking Portable Radios

Action Performed

Indicates that an action has been 

performed.

1500Hz for 50ms, 0Hz for 50ms, 

1000Hz for 50ms, 0Hz for 50ms, 

1500Hz for 50ms

Alert

Used for transmit timeout warnings 

and for failsoft alert.

1500Hz for 50ms

Alert Site Trunking

Used to notify the user that they have 

entered site trunking.

1500Hz for 50ms

Alert Tone Keypress

Used to indicate the tone volume 

during tone volume adjustment.

1000Hz for 100ms

Bad

Used to indicate a problem with the 

user’s input.

300Hz for 100ms

Bad Condition

Indicates loss of sync in roaming 

diagnostic mode.

300Hz for 150ms, 0Hz for 50ms 

(played 3 times)

Callback

Notifies a user waiting in a busy state 

that their call has started.

1500Hz for 50ms, 0Hz for 50ms, 

1000Hz for 50ms, 0Hz for 50ms, 

1500Hz for 50ms

Channel Busy

Indicates that the channel the user was 

attempting to transmit on is busy.

300Hz for 150ms, 0Hz for 150ms, 

300Hz for 150ms, 0Hz for 150ms, 

300Hz for 150ms, 0Hz for 150ms, 

300Hz for 150ms, 0Hz for 150ms 

(played every 1200ms)

Clear Alert

Warns the user that they are 

transmitting or receiving a clear call.

700Hz for 50ms

Click

Indicates that the soft buttons menu 

has been moved left or right.

1500Hz for 3ms, 200Hz for 5ms

Double Click

Indicates that the soft buttons menu 

has been moved to its start or end.

1500Hz for 3ms, 200Hz for 5ms, 

0Hz for 75ms, 1500Hz for 3ms, 

200Hz for 5ms

DTMF

Played during buttons presses for 

DTMF features (Overdial and Keypad 

DTMF).

1000HZ for 100ms

Dynamic Regroup

Notifies the user that their radio has 

been dynamically regrouped.

765Hz for 25ms, 0Hz for 25ms 

(played 6 times)

Emergency

Played when the user enters 

emergency (and doesn’t have the radio 

programmed for silent emergency).

1000Hz for 175ms

Emergency Cancel

Played when the user cancels 

emergency mode (and doesn’t have 

the radio programmed for silent 

emergency).

1000Hz for 1000ms