PNI R45 PRO Manual Del Usuario página 9

Briefly press the Monitor/SCAN side key to start the channel scanning.
During the scan, the SC icon will blink on the screen. When the radio
detects a signal, the scan will stop at that channel. Press the Up or Down
key to continue scanning.
7. VOX
Options: OFF, 01 - 03.
When the VOX function is active, the radio transmits without pressing
the PTT key. Level 1, low sensitivity to environmental sounds. Level 03,
high sensitivity to environmental sounds.
8. BUSY CH LOCKOUT
Options: ON (active function) and OFF (inactive function).
When the function is active, the BCL icon appears on the right side
of the screen. This function prevents the transmission when the radio
receives a signal.
9. CALL
Select the tone for the call. 5 tones are available.
Note: To use the CALL function, switch the radio to CALL mode by long
pressing the multifunction key. Then, briefly press the multifunction key
to make a call.
10. ROGER BEEP
Options: ON (active function) and OFF (inactive function).
When the function is active, at the end of the transmission, the radio will
emit a confirmation sound
9 User manual