PRESIDENT TRUMAN ASC Manual Del Usuario página 32

a) ASC: AUTOMATIC SQUELCH CONTROL
Worldwide patent, a PRESIDENT exclusivity.
Turn the SQ knob (3) anti-clockwise into ASC position. «ASC» appears on the display. No
repetitive manual adjustment and a permanent improvement between the sensitivity
and the listening comfort when ASC is active. This function can be disconnected by
turning the switch clockwise. In this case the squelch adjustment becomes manual
again. «ASC» disappears from the display.
b) MANUAL SQUELCH
Turn the SQ knob clockwise to the exact point where all background noise disappears.
This adjustment should be done with precision as, if set to maximum (fully clockwise),
only the strongest signals will be received.
4) CHANNEL SELECTOR: Rotary Knob
This knob allow increasing or decreasing a channel. A «beep» sounds each time the
channel changes if the KEY BP function is activated. See KEY BP function.
5) F ~ KEY BP
F - FREQUENCY BAND SELECTION
(confi guration: E; d; EU; EC; U; PL).
The frequency bands have to be chosen according to the country of use. Don't use
any other confi guration. Some countries need a user's licence.
See the confi gurations/ frequency bands table at page 47 to 50.
Proceeding: switch off the transceiver. Keep the key F pressed and switch on again.
and the letter corresponding to the confi guration are blinking.
- In order to change the confi guration, use the channel selector on the front panel.
- When the confi guration is selected, press 1 second on the F key.
corresponding to the confi guration are continuously displayed, a beep sounds. At
this point, confi rm the selection by switching off the transceiver and then switching
it on again.
See table page 50.
KEY BP
Beep on changing the channel, keys etc... (long press)
Activate the KEY BP function by pressing 1 second the KEY BP key. A beep sounds
and «BP» is displayed. In order to disable the function, press during 1 second the KEY
BP key. «BP» disappears.
6) AM/FM ~ LOCK
AM/FM
(short press)
This switch allows selecting the AM or FM modulation. Your modulation mode has to
correspond to the one of your correspondent.
Amplitude modulation/AM: is for communications in areas where there are obstacles
and over medium distances.
Frequency modulation/FM: for nearby communications in fl at, open fi eld.
LOCK
(long press)
Allows to lock all the keys on the front panel and the rotary knob. An error beep
sounds when a key is used and the LOCK function is activated. A long press on
LOCK activates/deactivates the LOCK function.
the function is activated.
Transmission and reception remain active.
7) 6 PIN MICROPHONE PLUG
The plug is located on the front panel of the transceiver and makes the setting of
the equipment into the dashboard easier.
and the letter
See cabling diagram page 49.
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appears on the display when