User manual ICOM IC-M422

[. . . ] INSTRUCTION MANUAL VHF MARINE TRANSCEIVER iM422 FOREWORD Thank you for purchasing this Icom product. The IC-M422 VHF MARINE TRANSCEIVER is designed and built with Icom's state of the art technology and craftsmanship. With proper care, this product should provide you with years of trouble-free operation. We want to take a couple of moments of your time to thank you for making the IC-M422 your radio of choice, and hope you agree with Icom's philosophy of "technology first. " Many hours of research and development went into the design of your IC-M422. IMPORTANT READ ALL INSTRUCTIONS carefully and completely before using the transceiver. SAVE THIS INSTRUCTION MANUAL -- This instruction manual contains important operating instructions for the IC-M422. EXPLICIT DEFINITIONS DEFINITION Personal injury, fire hazard or electric shock R WARNING! [. . . ] w Push [Y] or [Z] to select " , " push [DSC·POS]. ·" " item appears after an Individual call is received. ·" " item disappears if another call is received after the Individual call. · The Individual acknowledgement can be transmitted to the last received Individual call only. y Stands by on Channel 70 until an acknowledgement is received. ·" " scrolls at the channel comment indicator. Scrolls u When the acknowledgement `Able to comply' is received, the specified channel (in step r) is selected with beeps automatically. Or, when the acknowledgement `Unable to comply' is received, the display returns to the operated channel (before entering the DSC menu) with beeps. ·" " or " comment indicator. " scrolls at the channel Scrolls Scrolls `Able to comply' is received. Scrolls `Unable to comply' is received. i Push any key to stop the beep, then push and hold [PTT] to communicate your message to the responding ship. 18 DSC OPERATION 6 e Push [Y] or [Z] to select the acknowledgement " " . " " or · When " " is selected, the reason "No Reason Given" will be transmitted. y After the Individual acknowledgement call has been transmitted, the specified channel (specified by the calling station) is selected automatically when " " is selected, or returns to the previous condition (before entering the DSC menu) when " " is selected in step e. Scrolls `ABLE' is selected. 6 r Push [DSC·POS] to enter selected Individual call acknowledgement. ·" " appears at the channel comment indicator. t Push [DSC·POS] to transmit the acknowledgement call to the selected station. Transmitting 19 6 DSC OPERATION D Transmitting a Group call The Group call function allows you to transmit a DSC signal to a specific group only. Push q Push [DSC·POS] to enter the DSC menu. w Push [Y] or [Z] to select " , " push [DSC·POS]. t Push [DSC·POS] to transmit the Group call. e Push [Y] or [Z] to select the desired pre-programmed Group address, push [DSC·POS]. · The ID code must be set in advance. 13) · If Channel 70 is busy, the transceiver stands by until the channel becomes clear. · Routine category only is available. Transmitting r Push [Y] or [Z] to select the desired intership channel, and push [DSC·POS]. · Intership channels are already preset into the transceiver in preferred order. · After pushing [DSC·POS], Channel 70 is selected and " " appears at the channel comment indicator. y After the Group call has been transmitted, the specified channel (in step r) is selected automatically. Scrolls u Push and hold [PTT] to communicate your message to the responding ship. 20 DSC OPERATION D Transmitting an All Ships call Large ships use Channel 70 as their `listening channel. ' When you want to announce a message to these ships, use the `All Ships call' function. q Push [DSC·POS] to enter the DSC menu. w Push [Y] or [Z] to select " . " Transmitting Scrolls 6 r Push [DSC·POS] to transmit the All Ships call. · Routine category only is available. 6 t After the All Ships call has been transmitted, Channel 16 is selected automatically. e Push [DSC·POS] to enter the standby condition for All Ships call. · Channel 70 is selected and " comment indicator. " appears at the channel 21 6 DSC OPERATION D Transmitting a Position Request call Transmit a Position Request call when you want to know a specified ship's current position, etc. q Push [DSC·POS] to enter the DSC menu. w Push [Y] or [Z] to select " , " push [DSC·POS]. r Push [DSC·POS] to enter the standby condition for Position Request call. · Channel 70 is selected and " comment indicator. " appears at the channel Scrolls t Push [DSC·POS] to transmit the Position Request call. e Push [Y] or [Z] to select the desired pre-programmed Individual address. · The ID code must be set in advance. 13) Transmitting y After the Position Request call has been transmitted, the following indication is displayed. ·" " scrolls at the channel comment indicator. Scrolls u Push any key to exit the condition and return to the previous indication before entering the DSC menu. 22 DSC OPERATION D Transmitting a Position Report call Transmit a Position Report call when you want to announce your own position to a specific ship and to get an answer, etc. [. . . ] · Pushing [16·9] also cancels the Intercom function. e Release [PTT] to listen. · To adjust the audio output level, push [Y] or [Z]. r To cancel the Public Address mode, repeat step q. · Pushing [16·9] also cancels the Intercom function. For your reference: In case the Intercom mode is selected with the transceiver while the microphone power is OFF, the microphone power is automatically turned ON and the Intercom mode is selected. While in the Public Address mode, the transceiver functions (transmit and receive) are interrupted. If the transceiver is in transmit condition, the Public Address function is not available. D Intercom beep function Push and hold [LO/DX· SCR] for more than 1 sec. · Emits the Intercom beep while holding. IC I RX Speaker function q While pushing [H/L], push [VOL· to enter the RX Speaker mode. DIM PA/RX ] for 1 sec. ·" " scrolls at the channel comment indicator. · To adjust the audio output level, push [Y] or [Z] while pushing [VOL· DIM PA/RX ]. w To cancel the RX Speaker mode, repeat step q. ·" " scrolls at the channel comment indicator. 50 COMMANDMIC IITM HM-157 12 I Channel comments Y Z q Push [Y] or [Z] to select a channel to program a channel comment. · While pushing [H/L], push [CH/WX· DW U/I/C] several times to select the channel group (USA, INT, CAN), if desired. [. . . ]