Alan HP450 2A Rugged, Manual

Page: 43 / 174

13
English
5.11 Selecting the transmission power
The HI/LO button is disabled in the PMR446 band.
In the PMR version, you can select the high or low power (1/5W).
The transmission power is displayed with the icon at the top left
of the screen.
5.12 Emergency mode
The E button is disabled in the PMR446 band.
In Emergency mode, the only channel displayed is the emergency
one; the power output is high level.
5.13 Scan function
5.13.a Locking the keyboard
Hold down SCAN / LOCK for approximately three seconds to highlight
symbol (in the lower left section of the screen). All the functions of
the radio are temporarily disabled, except transmission ( PTT ), calls
( CALL ) and the features for the adjustment of the squelch/monitor.
To release the keyboard, repeat the operation described. Symbol
disappears from the display.
2
If the radio is in Scan or Dual Watch mode and you press SCAN /
LOCK , these features are disabled without the keyboard being
locked. To perform the latter operation, it is therefore necessary
to press the key once more.
5.13.b Channel scanning
This function is useful to keep a check on the channels previously
programmed by the programming software or by on authorised
dealer.
To start the scan briefly press SCAN / LOCK . SCAN displays.
During the scan you can also:
• Reply to a call by pressing PTT .
To disable the scan, press once more SCAN / LOCK . SCAN disappears
from the display and the transceiver returns to the standby mode on
the channel that had been selected before starting the scan.
2
If a priority channel has been programmed and you select it, P
displays in the lower left section of the screen.
I
The channels to scan must be previously enabled through
the programming software or by an authorised dealer.
5.13.c Dual Watch (dual listening mode)
This function enables you to scan two selected channels only.
1) Select the desired operating channel.
2) Press
MENU . dW (Dual Watch) flashes on the display along with
oF (Dual Watch disabled).
3) Press p or q to select the second channel.
4) Press
PTT
(or wait five seconds) to enable the Dual Watch
feature.
dW displays in Dual Watch mode.
To disable the Dual Watch feature, briefly press SCAN/LOCK .