PRESIDENT THOMAS FCC Owner's Manual page 10

- Press MODE key (6) to select the mode (AM, FM) used with new
emergency channel.
- Short press on PTT switch (11) to validate and store the new emer-
gency channel. A validation beep sounds.
Note: Emergency setting is not allowed if the current emergency
channel is not the active channel.
8) VOX ~ VOX SET
VOX
(short press)
The VOX function allows transmitting by speaking into the original
microphone (or in the optional vox microphone) without pressing
the PTT switch (11). The use of an optional vox microphone con-
nected to the rear panel of the transceiver (E) disables the original
microphone.
Press shortly the VOX key (8) in order to activate the VOX function.
«VOX» appears on the display. A new press on the VOX (8) key
disables the function, «VOX» disappears.
VOX SET
(long press)
1. Long press the VOX/SET key (8) to enter the VOX SETTING. "VOX"
blinks, the current setting and its value appear on the display.
Three parameters allow to adjust the VOX: Sensitivity: L / Anti-vox
level: A / Vox delay time: t.
2a. Use the s/t key (3) on the unit or the UP/DN key (12) on the mi-
crophone to modify the current parameter then, press the F key
(5) to select the next parameter or....
2b. Press first the F key (5) to select another parameter and then use
the s/t key (3) on the unit or the UP/DN key (12) on the micro-
phone to modify the current parameter.
3. When all adjustments are done, long press the PTT switch (11) to
store and exit. If the KEY BEEP function is activated, a long beep
sounds to confirm the success of the operation (see § KEY BEEP
page 11).
4. If no key is pressed for 10 seconds, the unit automatically exits the
function VOX SETTING without saving.
- Sensitivity L: allows the adjustment of the microphone (original one
or optional vox) for an optimum transmission quality. Adjustable
level from L1 (high level) to L9 (low level). Default value: L5.
- Anti-Vox A: allows disabling the transmission generated by the
surrounding noise. The level is adjustable. AF (according the
squelch level) and from A0 (without anti-vox) to A9 (low level).
Default value: AF.
- Delay time t: allows avoiding the sudden cut of the transmission
by adding a delay at the end of speaking. The level is adjustable
from t1 (short delay) to t9 (long delay). Default value: t1.
VOX SETTING doesn't activate the VOX function.
9) USB CHARGING SOCKET
The USB socket (9) can be used to charge a smartphone, tablet
or other rechargeable device with 5 V - 2.1 A.
10) 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.
See cabling diagram page 40.
11) PTT (Push To Talk)
Transmission key, press to transmit a message,
release to listen to an incoming communication.
See FUNCTIONS WITH PTT SWITCH on page 11.
TOT (Time Out Timer)
If the transmission key is longer than 3 minutes, active channel and
start blinking, the transmission ends.
The time-out tone will sound until the PTT switch (11) is released.
12) CHANNEL SELECTOR: UP/DN knobs on the microphone
These keys allow increasing or decreasing a channel. A «beep»
sounds each time the channel changes if the KEY BEEP function
is activated. See § KEY BEEP page 11.
See also § 3 page 8.
10
is displayed and