stabo freecomm 400 II Bedienungsanleitung Seite 32

You may change the direction of the scanning by means of the CH-
/-key.
To end scanning, press the PTT, CALL or S/ key: the scan symbol
is no longer displayed.
Display lighting
Switching on the radio set the display lighting is automatically activated
for approx. 10 sec. By pressing the MON key, the display lighting can
manually be switched on for approx. 10 sec.
Monitor function
The automatic squelch can bypassed such that you can also hear
weak signals.
Activating/deactivating the monitor function
Press and hold the MON key until noise can be heard. As long as you
keep hold the MON key the squelch is bypassed.
For bypassing the squelch permanently press and hold the MON key
for approx. 5 sec: A double beep tone sounds.
For deactivating the monitor function, briefly press the PTT key.
Dual watch function
If you wish to be ready-to-receive on both channels instead of only
one channel, you require the dual watch function. With this function
the radio set automatically switches over every 0.5 sec. from the actual
channel to the preferred channel. The radio set stops as soon as a
signal is received on one of the two channels.
Activating/deactivating Dual Watch
Press the C/DW key until a beep tone sounds. DW appears and OF
is flashing.
Use the CH-/-key to select the requested preferred channel and
confirm by pressing the PTT key. The dual watch starts.
For deactivating press the C/DW key: DW disappears.
Note: As long as the dual watch is active transmitting is not possible.
32