User manual ICOM IC-F51

[. . . ] INSTRUCTION MANUAL VHF TRANSCEIVER iF51 UHF TRANSCEIVER iF61 FOREWORD READ ALL INSTRUCTIONS carefully and completely before using the transceiver. SAVE THIS INSTRUCTION MANUAL-- This instruction TRANSCEIVER manual contains important operating instructions for the IC-F51 VHF and IC-F61 UHF TRANSCEIVER. EXPLICIT DEFINITIONS WORD RWARNING CAUTION NOTE DEFINITION Personal injury, fire hazard or electric shock may occur. No risk of personal injury, fire or electric shock. OPERATING NOTES · When transmitting with a portable radio, hold the radio in a vertical position with its microphone 5 to 10 centimeters away from your mouth. · If you wear a portable two-way radio on your body, ensure that the antenna is at least 2. 5 centimeters from your body when transmitting. i PRECAUTION R WARNING!NEVER hold the transceiver so that the antenna is very close to, or touching exposed parts of the body, especially the face or eyes, while transmitting. [. . . ] e When receiving a call, adjust the audio output level to a comfortable listening level. Transmitting: Wait for the channel to become clear to avoid interference. q While pushing and holding [PTT], speak into the microphone at a normal voice level. · When a tone signalling system is used, the call procedure described at left may be necessary. w Release [PTT] to return to receive. Hold the microphone 5 to 10 cm from your mouth, then speak into the microphone at a normal voice level. 14 3 CONVENTIONAL OPERATION D Transmitting notes · Transmit inhibit function The transceiver has several inhibit functions which restrict transmission under the following conditions: - The channel is in mute condition (`Inaudible' condition; " " does not appear). · Time-out timer After continuous transmission for the pre-programmed time period, the time-out timer is activated, causing the transceiver to stop transmitting. · Penalty timer Once the time-out timer is activated, transmission is further inhibited for a period determined by the penalty timer. D TX code channel selection If the transceiver has [TX Code CH Select] assigned to it, indication can be toggled between the operating channel number (or name) and TX code channel number (or name). When the TX code channel number (or name) is displayed, the [ ]/[ ] key selects the TX code channel. TO SELECT A TX CHANNEL: q Push [TX Code CH Select]-- a TX code channel appears. e Push [Call] (or [PTT] during MSK operation) to transmit the selected TX code. r Push [TX Code CH Select] again to return to the operating channel number indication. FOR TX CODE CHANNEL TYPE: If the transceiver has a [TX Code CH Up] or [TX Code CH Down] key assignment, the programmed TX code channel can be selected directly. 15 CONVENTIONAL OPERATION 3 D TX code number edit If the transceiver has [TX Code CH Select] or [TX Code Enter] assigned to it, TX code contents can be edited within the allowable digits. TO EDIT A TX CODE VIA [TX CODE CH SELECT] KEY: q Push [TX Code CH Select] to enter the TX code channel selection mode. · Select the desired channel using [ ]/[ ] if necessary. 3 w Push [TX Code CH Select] for 1 sec. r Set the desired digit using [ ]/[ ]/[TX Code CH Up]/[TX Code CH Down]. TO EDIT A TX CODE VIA [TX CODE ENTER] KEY: q Select the desired TX code channel via [TX Code CH Up]/[TX Code CH Down]. r Set the desired digit using [ ]/[ ]/[TX Code CH Up]/[TX Code CH Down]. u Push [Call] or [PTT] to transmit the selected TX code. 16 3 CONVENTIONAL OPERATION D DTMF transmission If the transceiver has [DTMF Autodial] assigned to it, the automatic DTMF transmission function is available. e Push [DTMF Autodial] to transmit the DTMF code in the selected DTMF channel. I Scrambler function The voice scrambler function provides private communication between stations. The frequency inversion type is equipped to all versions, and some versions have the Rolling or Non-rolling type installed. e Push [Scrambler] again to turn the scrambler function OFF. 17 CONVENTIONAL OPERATION 3 I User set mode User set mode is accessed at power ON and allows you to set seldom-changed settings. In this case you can "customize" transceiver operation to suit your preferences and operating style. Entering the user set mode: q While pushing and holding [ ] and [ ], rotate [VOL] to enter the user set mode at power ON. Available set mode functions: · Backlight : ON, Auto or OFF · Beep : ON or OFF · SQL Level : 0 to 255 · AF Min level : ON or OFF · Mic Gain : 1 to 5 · Battery Voltage : ON or OFF e Push and hold [P0] again to exit set mode. 11 "User Set Mode" section. 3 18 I Default setting The following functions are assigned to each programmable key as the default. [. . . ] (Fig. 1) · Be sure the gasket and the ribbon are set correctly, and do not protrude from the battery case. (Fig. 3) CAUTION: · When installing batteries, make sure they are all the same brand, type and capacity. It's a good idea to clean battery terminals once a week. 43 BATTERY CHARGING 5 Fig. 1 q BP-226 Latch 5 w e Fig. 2 Ribbon Fig. 3 Gasket Ribbon 44 I Optional HM-138 description Alligator type clip To attach the speaker-mic. PTT switch Transmits while pushed Receives while released 6 SPEAKER-MICROPHONE Microphone Speaker NEVER immerse the connector in water. [. . . ]