Ear Speaker; Technical Data; Freecom Adapters; Handling The Qd-Connectors - Phonak FreeCom 3000 Mode D'emploi

5 Ear Speaker

Always adjust the audio panel's volume control to the minimum level required to understand
communications. Avoid listening at full volume over long periods of time, as this may result in
permanent hearing loss.

6 Technical Data

u Headphone: according to regulation RTCA/DO-214
u Microphone
U Directivity: noise-canceling
U Max. sound pressure: 120dBA
u Loudspeaker systems
U Type of loudspeaker: Balanced Armature
U DC bias voltage: decoupled
U Max sound pressure: 117dBA
U Sensitivity: 650mV RMS @ 1Pa
U Current consumption: 2mA @ 1Pa
U Frequency range: 500Hz – 4.4kHz
U Impedance DCR: 48Ω
u Power source: Aircraft audio panel (no batteries required)
u Voltage: 4-20 V
u Headset weight: 15g / 0.53 oz
u Storage temperature: -20°C to +60°C
u Operations temperature: -20°C to +60°C
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7 FreeCom Adapters

The Phonak FreeCom 3000 headset can be combined with a variety of Phonak FreeCom
adapters for connecting to different aircraft audio panels
8 Handling the QD-connectors (Quick Disconnect)
The QD-connector is used to connect the Phonak FreeCom headset to the FreeCom Adapter. It
can be easily connected and disconnected, allowing a pilot to leave his/her seat without needing
to remove the headset or disconnect the FreeCom adapter from the aircraft's main panel.
u To open: pull apart the connector housing (never pull on the cables!)
u To close: the white markings on both connector housings must be aligned and then pushed
together
Do not turn on the cable screw jonts
Do not fold the cable 121 .
Never pull any connector by the cable! This may damage the cable and the connector
and cause communication problems
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