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3

Headset Power Switch and Volume Control

A power switch is provided on the volume control. This control is located on the bottom side
of the right ear dome on the UHW-10/ 20 headsets, and on the top side of the left ear dome
on the FHW-10 headset. Volume should be set at a comfortably high audio level to optimize
performance but not so high as to cause audio distortion and hearing discomfort.

Operation

The base station should be installed and powered up prior to operating the headset. If the
headset has not been previously paired to the base station, refer to the “Pairing Section” for
pairing instructions. Turn the power switch on, the green LED will normally flash rapidly to
indicate that the headset is attempting to link to the base. The corresponding link LED on the
base station will also be flashing rapidly at this point. After approximately 5 seconds the head-
set will link to the base and the green LED will turn on steadily to indicate that the headset is
linked to the base. The headset will also sound a one time double beep on connection to 
the base. Once the connection is established, full duplex communication between the base
station and the headset will become possible.

Out-of-Range Warning

The UHW/ FHW wireless headsets incorporate an out-of-range warning as a safety feature to
warn the user against exceeding the coverage range of the headset. The headset will sound 
a 1 second cautionary beep every 10 seconds when the headset is at the fringes of the cover-
age range and before the headset goes completely out of range and looses its link to the
base. The cautionary beep will stop if the user steps back into range from the base station.

Warning: Firecom recommends that the headset always be operated 
within the coverage range to ensure consistent and clear communications 
and therefore to ensure the safety of the crew and help them perform 
their duties in the safest and most effective manner.

Reconnect Feature

Should the headset go out of range and loose its link to the base station, the headset is 
capable of automatically reestablishing its link to the base within 10-15 seconds of the head-
set’s coming back into range. However, if the headset is not able to reconnect to the base
station within 5 minutes of loosing its link, the headset will be timed out and powered down
automatically. The user will then have to cycle power to the headset in order to reestablish 
the link to the base station.

Содержание FHW-10

Страница 1: ...eadset Series UHW 10 20 Under the Helmet FHW 10 Over the Head Operation Manual 7340 SW Durham Road Portland OR 97224 USA Phone 503 684 6647 1 800 527 0555 Fax 503 620 2943 email sales firecom com www firecom com ...

Страница 2: ......

Страница 3: ...the Helmet Headsets Adjustable headstrap Volume control Push To Talk PTT button Adjustable headstrap UHW 10 Under the helmet wireless headset with a red momentary PTT button for transmitting on the vehicle radio UHW 20 Under the helmet wireless headset with a black momentary PTT button to key the microphone for intercom communications UH Over the Head Headsets Push To Talk PTT button Volume contro...

Страница 4: ... worn as instructed Any modification to the hearing protector such as drilling holes in the dome painting or reforming the headband spring will negatively impact the hearing protector s performance and hearing damage could occur Federal law requires the following statements Although hearing protectors can be recommended for protection against the harmful effects of impulsive noise the Noise Reduct...

Страница 5: ... communication between the base station and the headset will become possible Out of Range Warning The UHW FHW wireless headsets incorporate an out of range warning as a safety feature to warn the user against exceeding the coverage range of the headset The headset will sound a 1 second cautionary beep every 10 seconds when the headset is at the fringes of the cover age range and before the headset...

Страница 6: ...LED flashing slowly Note When the battery is very low the headset will also sound an audible 6 tone pattern once every minute Very low battery headset linked to base green LED on red LED flashing slowly Power on charger plugged Charging headset linked to base green LED on red LED on Charging complete headset linked to base green LED on red LED off Charging headset not linked to base green LED flas...

Страница 7: ...unications However press and hold the red button to transmit over the vehicle radio Release the button to terminate radio transmission Pairing Procedure 1 Press and hold the pairing button on the front panel of the base station for approximately 5 7 seconds until the yellow LED s on the front panel of the base station start flashing indicating that the base station has entered pairing mode Once th...

Страница 8: ...he use of unregulated 12V AC DC wall adapters is not recommended However if an adapter must be used Sonetics recommends CUI Inc EPS120050 P5P 12V 0 5A regulated wall adapter or an approved equivalent Reset In rare cases resetting the headset may become necessary With the power switch turned on plug the charger plug into the charger jack on the right ear dome The system will reset both red and gree...

Страница 9: ... Amb Noise Level 125dB SPL re 20 uPa MIC Sensitivity 44 5db 0dB 1v Pa DC Bias Internally biased Frequency range 300Hz 3 4KHz Noise Canceling approx 6 25 db octave from 3 4 KHz down to 300 Hz S N ratio 60db minimum Impedance Internally matched RF Range 1100 open field 100 minimum from base station depending on base station mounting position on the fire or emergency truck Digital encoding for secure...

Страница 10: ...ycle life 500 cycles minimum Over voltage under voltage over current and over temperature protection Charge source 12V nominal 11 16v 0 25A minimum Charge time 3 hours max from deeply discharged state Environmental Operating temperature 10 to 70oC Storage temperature 25 to 85oC Meets standards SAE J1455 and J1113 Chemical resistance corrosion and humidity per MIL STD 810 Package Contents UHW 10 He...

Страница 11: ...s warranty does not apply in the event of accident abuse improper installation unauthorized repair tampering modification fire flood collision or other damage from external sources including damage which is caused by user replaceable parts leaking batteries etc This warranty does not extend to any other equipment or apparatus to which this product may be attached or connected The foregoing is your...

Страница 12: ...mail sales firecom com www firecom com Copyright 2008 Sonetics Corporation All rights reserved The information in this document is subject to change without notice No part of this document may be reproduced in any form without prior written consent of Sonetics Corporation This document is part number 600 0074 00 RevC Patent pending ...

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