Retevis RB627B Bedienungsanleitung Seite 12

The steps for setting up VOX voice control transmission are as follows:
1> Press [MENU] key to enter the main menu, and press the [+UP]/[-DOWN] key to enter the
MENU 06.
2> Press [MENU] key again to enter the VOX menu;
3> Press [+UP]/[-DOWN] key to select the VOX switch and sensitivity, the selection range is
OFF, 1~5;
Note: Level 5 low sensitivity, use under high background noise; Level 1 high sensitivity, use
under low background noise.
Select 'OFF' will turn off the VOX function. After the VOX function is turned on, the screen will
display the 'VOX' icon.
4> Press [MENU] key to confirm;
5> Press [PTT] or [MENU] key to exit the menu mode.
6.2.7 Dual Watch function (TDR) - Menu 07
This function is a dual-channel monitor scan, which can monitor the A and B segments in the
normal mode. If a signal is received on the monitoring channel, the scan stays on this channel.
The steps for setting the dual-frequency waiting function are as follows:
1> Press [MENU] key to enter the main menu, press [+UP]/ [-DOWN] key to enter the MENU 07.
2> Press [MENU] key again to enter the TDR menu;
3> Press [+UP]/ [-DOWN] key to select the dual-frequency wait switch, and the selection range
is ON/OFF;
Note: OFF-turn off the dual watch function; ON-turn on the dual watch function.
Turn on the dual watch function; the screen will display the 'S' icon.
4> Press [MENU] key to confirm;
5> Press [PTT] or [MONI] key to exit the menu mode.
6.2.8 Power save (SAVE) - MENU 8
To save battery power, this function can turn off the transceiver when no signal is received.
1> Press [MENU] key to enter the main menu, press [+UP]/ [-DOWN] key to enter the MENU 8.
2> Press [MENU] key again to enter the SAVE menu;
3> Press [+UP]/ [-DOWN] key to select the power saving mode, and the selection range is
ON/OFF;
Note: ON-turn on the power saving mode; OFF-turn off the power saving mode.
4> Press [MENU] key to confirm;
5> Press [PTT] or [MONI] key to exit the menu and return to normal operation mode.
6.2.9 TOT (Time Out Timer) - MENU 9
The TOT function is used to prevent a too long transmission. This function temporarily blocks
transmissions if the radio has been used beyond the maxi- mum time permitted. Once reached
the preset timer, the radio will be forced in reception mode.The transmission time can be set in 6
levels with 30 seconds each (between 30 and 180 seconds). The setting steps are as follows:
1> Press [MENU] key to enter the main menu, press [+UP]/ [-DOWN] key to enter the MENU 9.
2> Press [MENU] key again to enter the TOT menu;
3> Press [+UP]/ [-DOWN] key to select the transmission time limit, the selection range is
OFF/30S/60S/90S/120S/150S/180S;
4> Press [MENU] key to confirm;
5> Press [PTT] or [MONI] key to exit the menu mode.
6.2.10 Busy channel lockout (BCL) - MENU 10
When this function is active, if you select a busy channel and press the PTT, the transceiver will
not transmit.
1> Press [MENU] key to enter the main menu, press the [+UP]/ [-DOWN] key to enter the MENU
9