[. . . ] SAFETY: It is important that the operator is aware of, and understands, hazards common to the operation of any transceiver. ) Turn OFF your transceiver while taking on fuel or while parked in gasoline service stations. Do not carry spare fuel containers in the trunk of your vehicle if your transceiver is mounted in the trunk area. —† INJURY FROM RADIO FREQUENCY TRANSMISSIONS Do not operate your transceiver when somebody is either standing near to or touching the antenna, to avoid the possibility of radio frequency burns or related physical injury. [. . . ] 6 • 3 If the channel is busy, wait until it becomes free. €¢ For best sound quality, hold the transceiver approximately 1. –  Making Group Calls (Digital) If a key has been programmed as [Group], you can select a group ID from the list to make a call to those parties on a Conventional channel. €¢ Speak into the transceiver as you would during a normal transmission. –  Making Individual Calls (Digital) If a key has been programmed with [Individual], you can make calls to specific persons. €¢ When using a microphone DTMF keypad, you can enter a unit ID directly. €¢ Speak into the transceiver as you would during a normal transmission. If signaling has been programmed on the selected channel, you will hear a call only if the received signal matches your transceiver settings. –  Receiving Group Calls (Digital) When you receive a group call on a Conventional channel and the received group ID matches the ID set up on your transceiver, you can hear the caller’s voice. When you receive a group call on a Trunking channel, the transceiver automatically switches to the communications channel to receive the call. –  Receiving Individual Calls (Digital) When you receive an individual call, a ringing tone will sound and the caller’s ID will appear on the display. GPS REPORT GPS data can be manually transmitted by pressing the key programmed as [Send the GPS data]. If set up by your dealer, GPS data may be automatically transmitted at a preset time interval. €¢ When using the NX-720HG/ NX-820HG/ NX-900, you must connect a KRA-40 GPS antenna. €¢ When using the NX-720H/ NX-820H/ NX-920, you must connect an external GPS unit. €¢ When the power is turned ON and/or the reception condition of the GPS satellite is poor, positioning completion time may take longer. If the “PTT Proceed” tone sounds, communication is possible; start speaking into the microphone. €¢ For best sound quality at the receiving station, hold the microphone approximately 1. €¢ Your dealer can deactivate the Proceed PTT tone, if necessary. RECEIVING A DISPATCH CALL 1 2 When a dispatch call is received, the transceiver will automatically change to the correct group ID and you will hear the call. Press and hold the PTT switch for approximately 1 second to ensure a connection. €¢ Confirm that there is a dial tone after releasing the PTT switch. [. . . ] –  Squelch Level If a key has been programmed as [Squelch Level], you can readjust your transceiver’s squelch level: 1 Press the key programmed as [Squelch Level]. 16 2 3 • The current squelch level appears on the display. SIGNAL STRENGTH INDICATOR The signal strength indicator displays the strength of received calls. PUBLIC ADDRESS (PA) The PA system can only be used with an external speaker. [. . . ]