INHIBITING THE TRANSMITTERThe transmit function can be disabled to preventunauthorized individuals from transmitting, or to eliminatethe risk of yourself accidentally transmitting.1 Press [CALL] + POWER ON to select Menu Set-up.2 Turn the ENC/SQL control to select Menu No. 05.e The current Transmit Inhibit status appears.e The default is "OFF".3 Press [CALL] to select "OFF" or "ON".e OFF: Enables transmitter ("TX.S" disappears).¢ ON: Inhibits transmitter ("TX.S" appears).4 Press any key other than [CALL], [LAMP], or [MONI]to exit Menu Set-up.lf [PTT] is pressed while Transmit Inhibit is ON, yourtransceiver beeps and will not transmit. The PTT switchon any microphone configured for remote control withthis transceiver also will be disabled. OnTH-22E/TH-42E versions, the 1750 Hz tone cannot betransmitted while Transmit Inhibit is activated.20BUSY FREQUENCY LOCK-OUTA method of inhibiting the transmitter when the currentreceive frequency is busy. is provided. This feature canhelp to eliminate “doubling” (simultaneous transmissions)with other stations.1 Press [CALL] + POWER ON to enter Menu Set-up.2 Turn the ENC/SQL control to select Menu No. 14.e The current Busy Frequency Lock-out statusappears.e The default is “OFF”.3 Press [CALL] to select "OFF" or "ON".e OFF: Enables transmitter on a busy frequency.ON : Inhibits transmitter on a busy frequency.4 Press any key other than [CALL], [LAMP], or [MONI]to exit Menu Set-up.