Motorola PMLN6530 Manual page 5

NOTE: Once the accessory is connected, the
radio's microphone and radio's
speaker will be disabled. User must
use the accessory microphone and
acoustic tube rubber ear tip to transmit
and listen on incoming calls.
4. Insert rubber ear tip into the ear with the
inverted "U" tube hanging over the top of
the ear lobe and the coiled air tube
running behind the ear lobe.
5. Adjust the volume on the radio to a
comfortable listening level.
6. Press the Push-to-Talk (PTT) button,
and speak into microphone to confirm
that the two-way communication works
(the radio-in-transmission light (LED) will
be illuminated).
7. To receive, release the button.
8. Always turn your radio OFF before
disconnecting the accessory.
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