User manual BRONDI FX-4000

[. . . ] When placing the FX-400 in the charger, use only the rechargeable batteries supplied with the FX-400. don't try to recharge non-rechargeable batteries. Make sure the battery compartment cover is securely locked in place when you are charging the batteries. Dispose of used batteries safely and in a way that will not harm the environment- never try to burn them or put them anywhere, they could get burnt or punctured. [. . . ] Press and hold the POWER button until the LCD Screen turns ON and displays the current channel. Press and hold the POWER button until the LCD screen turns blank. You can hear a musical tone each time to confirm. You can change the volume while using your FX-400, or while the unit is idle (switched on but not in use). 4 Changing Channels The FX-400 has 8 available channels, to communicate with other FX-400 users within a range, you must all have your FX-400 tuned in to the same channel. Press the MENU button once, the current channel number flashes on the LCD Screen. 1 Setting the CTCSS sub-channel Each channel also has 38 sub-channels to let you set up group of users within the same channel for more private communication. If you have set the sub-channel, you can only communicate with other PMR users turned to the same channel and sub-channel. Press the MENU button twice, the current CTCSS sub-channel number flashes on the LCD Screen. To turn the sub-channel function off, simply set the sub-channel to 0 (zero). You can communicate with any FX-400 user set to the same channel who also turns off the sub-channel operation (or whose FX-400 unit does not have the feature). Each channel also has 83 digital codes to let you set up group of users for more secured private communication. Note: Once you set the DCS code, CTCSS will automatically set to off mode or vise versa. transmitting and Receiving The FX-400 transmission is "one way-at-a-time. " While you are speaking, you can not receive a transmission. Always identity yourself when transmitting on the same channel. 3 Transmitting (sending a speech) The unit is continuously in the Receive mode when the unit is turned ON and not transmitting. When a signal is received on the current channel, "RX" will be displayed on the LCD Screen and the receiver LED lights up. Hold the unit in a vertical position with the MIC (Microphone) 5 cm away from the mouth. While holding the PTT button, speak into the MIC (microphone) in a normal tone of voice. Release the PTT button when you have finished transmitting. 4 Monitor You can use the Monitor feature to check for weak signals on the current channel. [. . . ] Potentially Explosive Atmospheres Turn your FX-400 OFF when in any area with a potentially explosive atmosphere, unless it is a type especially qualified for such use (for example, Factory Mutual Approved). Contact sparking may occur while installing or removing batteries and cause an explosion. Blasting Caps and Areas To avoid possible interference with blasting operations, turn your FX-400 OFF near electrical Blasting caps or in a "blasting area" or in areas posted: "Turn off the two way radio. " Obey all signs and instructions. [. . . ]