User manual STANDARD HORIZON HX400

[. . . ] HX400 VHF FM Marine Transceiver Owner's Manual HX400 Page 1 TABLE OF CONTENTS Quick Reference Guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . FCC RF EXPOSURE REQUIREMENTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . GENERAL INFORMATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 1. 1 INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [. . . ] This state is known as the "Squelch Threshold". Press the or key to select the desired channel. Refer to the channel chart on page 35 for available channels. When a signal is received, adjust the VOL knob to the desired listening level. The " " indicator on the LCD is displayed indicating that the channel is being used. 6. 3 TRANSMISSION 1. Perform "6. 2 RECEPTION" discussion above. Before transmitting, monitor the channel and make sure it is clear. For communications over short distances, press the key to select Low power (1 watt: " " icon appears). Note: Transmitting on Low power prolongs battery life. Low power should be selected whenever possible. If using Low power is not effective, select High power (5 watts: " " icon disappears) by pressing the key. When receiving a signal, wait until the incoming signal stops before transmitting. The transceiver cannot transmit and receive simultaneously. Press and hold the PTT (Push-To-Talk: transmit. During transmission, the " " indicator will appear on the display. Position your mouth about 1/2 ~ 1 inch (1. 2 ~ 2. 5 cm) away from the mic hole. Speak slowly and clearly into the microphone. When the transmission is finished, release the PTT ( ) switch. 6. 3. 1 TRANSMIT TIME - OUT TIMER (TOT) While the PTT ( ) switch is held down, transmission time is limited to 5 minutes. This prevents prolonged (unintentional) transmissions. About 10 seconds before automatic transmitter shutdown, a warning beep will sound from the speaker. The transceiver automatically switches to the receiving mode, even if the PTT ( ) switch is held down. [. . . ] On the FBA-42, remove the battery tray cover. Due to the battery tray water proof characteristics, it may be difficult to remove the battery tray cover, put a coin to the edge of the battery compartment ( ) then pry open the battery tray cover. Slide the six AA size Alkaline batteries into the FBA-42 Battery Tray with the Negative (­) side of the batteries touching the spring connections inside the FBA-42 Battery Tray. Attach the battery cover to the FBA-42 Battery Tray while being careful so that o-ring is not twisted. [. . . ]