Motorola PMLN5275 Handbuch Seite 4

PUSH-TO-TALK (PTT) OPERATION:
1. Always switch the radio OFF before
connecting the headset.
2. Attach the audio connector to the radio
taking care not to over tighten the fixing
screw.
Note: Once the headset has been installed the
radio speaker and the radio microphone
are both disabled. The user must speak
into the headset microphone and use
the headset speaker to listen to
incoming calls.
3. Switch the radio ON - care should be
taken not to set the volume level too
loud.
4. The flexible boom mounted Noise
Canceling microphone should be
positioned approximately 1.2 cm to 2.0
cm (½ inch to ¾ inch) from the user's
lips. Adjust the flex boom assembly to
this position. Do not twist the Noise
canceling module with windscreen,
either clockwise or counterclockwise to
avoid poor noise cancellation
performance.
5. Press the Ear cup Push-To-Talk button
located at the top of the left ear cup and
speak into the headset microphone to
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