User manual ICOM IC-GM1600E

[. . . ] INSTRUCTION MANUAL iGM1600E SURVIVAL CRAFT 2-WAY RADIO RECOMMENDATION CLEAN THE TRANSCEIVER THOROUGHLY WITH FRESH WATER after exposure to saltwater, and dry it before operation. Otherwise, the transceiver's keys, switches and controllers may become inoperable due to salt crystallization. NOTE: DO NOT wash the transceiver in water if there is any reason to suspect the waterproofing may not be effective. For example, in cases where the battery pack rubber seal is damaged, the transceiver/battery pack is cracked or broken, or has been dropped, or when the battery pack is detached from the transceiver. FOREWORD Thank you for purchasing this Icom radio. [. . . ] 7) YZ o CHANNEL UP/DOWN SWITCHES [Y]/[Z] Selects an operating channel. 11) !0 SQUELCH SWITCH [SQL·MONI] Push this switch, then adjust the squelch level with YZ [Y]/[Z]. 9) Manually opens the squelch for monitoring the channel while pushed and held. 11) !1 PTT SWITCH [PTT] Push and hold to transmit; release to receive. q w e r t 3 y !0 o i u q SIGNAL STRENGTH INDICATOR (pgs. t Push to transmit y Release to receive MIC/SP IMPORTANT: To maximize the readability of your transmitted signal, pause a few sec. after pushing [PTT], hold the microphone 5 to 10 cm from your mouth and speak into the microphone at a normal voice level. r Push [Hi/Lo· ] to select the output power if necessary. q Power ON w Set volume Speaker - "LOW" appears when low power is selected; no indication when high power is selected. - Choose low power to conserve battery power, choose high power for longer distance communications. t Push and hold [PTT] to transmit, then speak into the microphone. - The [TRANSMIT/RECEIVE] indicator lights red while transmitting. Microphone w Set the squelch level y Release [PTT] to receive. w Set the squelch level e Set channel r Set output power 8 BASIC OPERATION 4 I Call channel programming The call channel switch is used to select the default channel, however, you can program your most often-used channel for quick recall. q Push [CALL] to select the call channel. · "CALL" and call channel number appear. I Adjusting the squelch level To adjust the IC-GM1600E's squelch level, use the [Y]/[Z] keys as desired below. In order to receive signals properly, the squelch must be adjusted to the proper level. q Push [SQL·MONI], then adjust the squelch level with [Y]/[Z]. - "SQL" indicator starts blinking. - There are 11 squelch levels to choose from: OP is completely open; 10 is tight squelch; 1 is loose squelch level. - When no switch is pushed for 5 sec. , the transceiver returns to normal condition. 4 w Push [CALL] again for 3 sec. (until a long beep changes to 2 short beeps) to enter call channel programming condition. · Call channel number to be programmed flashes. Blinks during the squelch level adjutment. Push e Push [Y]/[Z] to select the desired channel. Indicates the squelch level. w Push [SQL·MONI] again to return to normal condition. r Push [CALL] to program the displayed channel as the call channel. · The call channel number stop flashing. 9 4 BASIC OPERATION I Lock function This function electronically locks all switches (except for [PTT], [SQL·MONI] and [Hi/Lo· ]) to prevent accidental channel changes and function access. to turn the lock function ON and OFF. I Monitor function The monitor function releases the noise squelch mute to check the volume level. to activate the monitor function. ·" " appears and audio is emitted. Push for 1 sec. Appears while the lock function is used. I VOX function (FOR ON-BOARD USE ONLY) The VOX function (voice operated transmission) starts transmission without pushing [PTT] when you speak into microphone; then automatically returns to receive when you stop speaking (hands-free operation becomes possible). NOTE: An optional headset and optional headset adapter (OPC-1392) is required for the VOX operation. Push and hold [SQL·MONI], then push [Hi/Lo· ] to turn the VOX function ON/OFF while connecting the headset and optional headset adapter to [MIC/SP] connector. · "VOX" appears on the LCD while the VOX function turns ON. · The "VOX gain" and "VOX delay" can be set on the SET mode. 14) I Signal strength indicator function The received signal strength level is indicated by number of bars as below. [. . . ] 19 7 8 Microphone Speaker NEVER immerse the connector in water without connecting with the transceiver. If the connector becomes wet, be sure to dry BEFORE connecting it to the transceiver. NOTE: The microphone is located at the top of the speaker-microphone, as shown in the diagram above. To maximize the readability of your transmitted signal (voice), hold the microphone approx. [. . . ]