The three microphones are exactly the same, except that the lengths of their cords are differ- ent: RMN5072 is 30”, RMN5073 is 24”, and the RMN5074 is 18”. When the PSSM’s accessory connector is attached to the radio, the radio’s speaker is disabled, and the received audio is instead...
OPERATION A. If the radio’s universal connector cover is installed in the radio, remove it by: 1. Looking at the antenna side of the radio, insert a flat-bladed screwdriver between the lower end of the universal connec- tor cover and the slot below the universal connector. 2.
Set the high/low switch on the public safety speaker micro- phone to the “low” position to monitor audio at a low volume; for a high volume level, set the switch to the “high” position. G. To transmit using the public safety speaker/microphone, press the PSSM’s PTT and speak into the microphone’s grille area.
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