User manual PRESIDENT MC 6800 DSC

[. . . ] SCN" to enter scan mode, the LCD will show "FS"(Full scan) or "MS"(Memory scan) on the bottom right of the LCD screen. Note that the radio will not transmit, nor will alternate channels be able to be selected while in scan mode. The memory scan operates in the same way as the scan, except that it will only scan channels that have been entered into the scan memory. If no channel has been entered into the memory then this function will not be available. [. . . ] When a DSC call is received, the radio will switch to the call log screen to display the details of the call and ring or sound the alarm depending on the nature of the call. The procedures that follow describe how to handle the types of calls that can be received. When a Routine call is received, the screen will show the details of the call, which it is from and working channel as follows, and an alarm will sound. Press the "ENT" key on the fist mike keypad, an acknowledgement will be sent to caller and the radio will be automatically switched to working channel for normal voice communication. When looking back at routine call logs, if there is a "*" symbol on the screen, you can press directly "ENT" key to send an acknowledgement. The procedures for urgency and Safety calls are very similar, an urgency call will sound the distress alarm and switch the radio to Channel 16. A safety call will sound a normal ring and switch the radio to the specified working channel as follows. Press the "ENT" key to stop the ringing, and then listen for the voice message. When a Group call is received, the radio will sound a ringing and display the details of the call, indicating whom it is from and the working channel as follows. Press "ENT" key to stop the ringing, then listen for the voice message or speak. If a Distress Alert or a Distress Relay is received from another vessel, an alarm will sound and the Radio will switch to channel 16, The screen will show the details of the Distress Alert or Distress Relay, the MMSI of the vessel, the nature of the distress, it's position and time, Mute the alarm by pressing "ENT" Key and maintain a listening watch on channel 16 for the distress message. In order to access additional functions, Press "MENU" key of fist mike. The call log can be used to look back through the previous received call logs, the most recent call first. press "MENU" soft key to select the "LOG VIEW" screen . If there is no any message have been received, the screen will be as follows. The bottom left of the screen shows the date time of receiving the call in dd/hh/mm as follows: Press "CLR" key to exit from the call log screen. In order for the Radio to function, your MMSI (Maritime Mobile Service Identifier) number will need to be entered. Press "MENU" key to select the "MMSI VIEW" screen as follows and then press numeric soft key enter the MMSI numbers (9 numbers). This number can be obtained from your local radio communications authority. Then press¡°ENT" key, the Radio will ask for verification. It is important that the MMSI entered is checked carefully, as it can only be entered once!To change the MMSI number after it has been programmed the unit must be returned to an authorized dealer to erase the existing number. [. . . ] However, if the antenna is mot vertical when transmitting, the beam will be angled either too high or too low (Fig G). Here the wider beam of the shorter antenna will be more universally effective, although the signal will be weaker (Fig F): Therefore vessels with a large heel angle (small sailboats)would be better choosing a short masthead antenna. Your local agent should be able to provide specific advice on antenna choice for the vessel it is to be fitted to. The antenna coaxial cable and any connectors used must be rated at 50¦¸. [. . . ]