Uniden MHS350 English Owners Manual - Page 21

Transmitting 1 Transmission power can be set to either 5W or 1W. Press the 1/5W/LOCK button to make the change, then the 5W or the 1W indicator on the display changes accordingly. 2 To transmit, press and hold the PTT (push-to-talk) key. TX appears on the display. 3 To return to receive, release the PTT key. TX disappears from the display. • If the PTT key is pressed for more than 5 minutes, TX starts blinking and the transmission ends. The TX time out tone will sound until the PTT key is released. • If the battery indicator level is 0 and the PTT key is pressed, the radio will not transmit and the TX icon and the channel number start blinking. (Refer to the description of the Battery Indicator on the next page.) Lighted Keys and Display To light the display, press any key excluding the PTT key. • If you press any button other than the PTT key while the display and keypad are illuminated, it remains illuminated for another 5 seconds. Turning Off and Reactivating the Key Beep Your radio emits a beep each time one of the buttons (except for the PTT key) is pressed. To turn off or reactivate the Key beep: Turn the radio On again while pressing and holding the L or M buttons. 19