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Motorola PMLN5277 User Manual

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Heavy Duty Headset
PMLN5277
User Guide
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Summary of Contents for Motorola PMLN5277

  • Page 1 Heavy Duty Headset PMLN5277 User Guide...
  • Page 3 DESCRIPTION The PMLN5277 Behind the Head Heavy Duty Headset is intended for high noise environments, to provide privacy and noise isolation. The headset consists of the following parts: • Flexible Noise-Canceling boom microphone • Ear cup Push-To-Talk button • Behind the Head support band •...
  • Page 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.
  • Page 5 speak into the headset microphone to check that the two-way communication is working, the radio-in-transmission light (LED) will be illuminated. 6. Release Push-To-Talk button to receive transmissions. 7. Always switch the radio OFF before disconnecting the headset. VOICE OPERATED TRANSMISSION (VOX) OPERATION: 1.

  • Page 6: Acoustic Safety

    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. To transmit, speak clearly into the microphone. The transmitter will remain keyed for a short time after speaking.
  • Page 7 To protect your hearing : • Use the lowest volume neccessary to do your job. • Increase the volume only if you are in noisy surroundings. • Reduce the volume before connecting headset or earpiece. • Limit the amount of time you use headsets or earpieces at high volume.

  • Page 8: Replacement Parts

    REPLACEMENT PARTS The replacement parts shown in Table 1 are available for the PMLN5277 Heavy Duty Headset. Please contact your local Motorola Representative or Dealer for details. IMPORTANT NOTE: The Heavy Duty Headset is not field repairable. Table 1. Replacement Parts...
  • Page 9 NOTES...
  • Page 10 Motorola, Inc.Tous droits réservés. b y Motorola son marcas registradas de Motorola, Inc.Todos los derechos reservados. b e Motorola são marcas registradas da Motorola, Inc. Todos os direitos reservados. Impresso nos EUA. b und Motorola sind eingetragene Warenzeichen von Motorola, Inc. Alle Rechte vorbehalten.