Icom IC-M87 Instruction Manual

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Icom IC-M87 Instruction Manual Manual pdf 32 page image

27■ HM-138 DescriptionAlligator type clipTo attach the speaker-mic.to your shirt or collar, etc.PTT switchTransmits during pushReceives during releaseMicrophoneSpeakerNEVER immerse the connector in water. If the connectorbecomes wet, be sure to dry it BEFORE attaching it to thetransceiver.NOTE: The microphone is located at the top of thespeaker-microphone, as shown in the diagram above. Tomaximize the readability of your transmitted signal (voice),hold the microphone approx. 5 to 10 cm from your mouth,and speak in a normal voice level.■ AttachmentsInsert the connector of the speaker-microphone into the [SPMIC] connector on the transceiver and tighten the screw.CAUTION: Attach the speaker-microphone’sconnector securely to prevent accidentaldropping, or water intrusion in the connector.Detaching:Unscrew (q),then detach thejack cover (w).Attaching:Attach the jackcover (e), th-en tighten thescrew (r).qwerIMPORTANT: KEEP the [SP MIC] jack cover attached(transceiver) when the speaker-microphone is not in useas illustrated above. Water will not get into the transceivereven if the cover is not attached, however, the terminals(pins) will become rusty, or the transceiver will function ab-normally if the connector becomes wet.10 SPEAKER-MICROPHONE