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HME110_547018_0112_SP3.book Seite 1 Freitag, 13. Januar 2012 5:20 17
HME 110
Headset
Instruction manual
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HME110_547018_0112_SP3.book Seite 1 Freitag, 13. Januar 2012 5:20 17 Important safety information Please read this instruction manual carefully and completely before using the product. Always include this instruction manual when passing the product on to third parties. This instruction manual is also available on the Internet at www.sennheiser-aviation.com or www.sennheiser.com. Preventing health problems and accidents Always maintain a distance of at least 3.94“ (10 cm) between t
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HME110_547018_0112_SP3.book Seite 2 Freitag, 13. Januar 2012 5:20 17 Important safety information attention. During flight operation, do not use the headset for making phone calls or listening to music. The product is capable of producing sound pressure exceeding 85 dB(A). In many countries 85 dB(A) is the maximum legally permissible level for continuous noise exposure during the working day. Do not listen at high volume levels for long periods of time to prevent hearing damage. Preve
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HME110_547018_0112_SP3.book Seite 3 Freitag, 13. Januar 2012 5:20 17 Important safety information Intended use of the headset Intended use of the product includes • having read and understood this instruction manual, especially the chapter “Important safety information” on page 1, • using the headset in helicopters, propeller and turboprop aircraft and within the operating conditions as described in this instruction manual. “Improper use” means using the product other than as described
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HME110_547018_0112_SP3.book Seite 4 Freitag, 13. Januar 2012 5:20 17 HME 110 headset HME 110 headset The HME 110 pilot headset is characterized by the following features: • Passive headset with excellent noise attenuation • Excellent comfort due to very low weight, soft ear pads and padded headband • Foldable headband for easy and space-saving transport • Clear communications due to BKE 45-1 condenser microphone with adjustable sensitivity • Microphone can be easily positioned and worn on
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HME110_547018_0112_SP3.book Seite 5 Freitag, 13. Januar 2012 5:20 17 Delivery includes Delivery includes 1 HME 110 headset 1 wind screen for microphone 1 cable clip 1 instruction manual HME 110 | 5
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HME110_547018_0112_SP3.book Seite 6 Freitag, 13. Januar 2012 5:20 17 Putting the HME 110 in operation Putting the HME 110 in operation Connecting the headset Connect the two jack plugs of the headset to the corresponding jack 1 sockets of your audio system. 2 Jack plug Jack socket of the audio system 5.25 mm jack plug 1 Microphone input (PJ-068 equivalent) ¼” (6.35 mm) jack plug 2 Headphone output Adjusting the headband For good noise attenuation and best possible comfort, the headse
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HME110_547018_0112_SP3.book Seite 7 Freitag, 13. Januar 2012 5:20 17 Putting the HME 110 in operation Wear the headset so that the headband runs over the top of your head. Adjust the length of the headband so that – your ears are completely inside the ear pads, – you feel even, gentle pressure around your ears, – a snug fit of the headband on the head is ensured. Final adjustment is best made in a noisy environment. HME 110 | 7
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HME110_547018_0112_SP3.book Seite 8 Freitag, 13. Januar 2012 5:20 17 Putting the HME 110 in operation Positioning the microphone To position the microphone boom on either the right or left- hand side of the mouth: Loosen the quick-fixing device. Rotate the microphone boom by 180°. Tighten the quick-fixing device. Positioning the microphone towards the corner of the mouth Bend the flexible microphone boom so that the micro- phone is placed at the corner of the mouth. Maintain a dis
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HME110_547018_0112_SP3.book Seite 9 Freitag, 13. Januar 2012 5:20 17 Using the HME 110 Using the HME 110 Switching between mono and stereo operation In general, you’ll receive a mono sound source so that the mono/stereo switch can remain set to “MONO” (factory setting). To set the headset to stereo operation: Remove the ear pad (see “Replacing the ear pads” on page 14) from the ear cup with the microphone boom attached. Set the mono/stereo switch to “STEREO”. HME 110 | 9
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HME110_547018_0112_SP3.book Seite 10 Freitag, 13. Januar 2012 5:20 17 Using the HME 110 Adjusting the volume WARNING! Hearing damage due to high volume levels! Listening at high volume levels for long periods can lead to permanent hearing defects. Before putting the headset on, set the volume to a low level. Do not continuously expose yourself to high volumes. Adjust the volume to a medium level. Make sure that you can hear critical sounds such as warning alarms. – + 10 | HME 110
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HME110_547018_0112_SP3.book Seite 11 Freitag, 13. Januar 2012 5:20 17 Using the HME 110 Adjusting the microphone gain “Mic Gain” According to JTSO approval C58a, the microphone output voltage is factory preset to 400 mV. If the microphone output voltage is too high or too low for your audio system, it can be readjusted on the microphone. Use a small slotted screwdriver and turn the “Mic Gain Adjustment” screw (see diagram) until you have reached the desired setting. + Mic Gain Adjust
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HME110_547018_0112_SP3.book Seite 12 Freitag, 13. Januar 2012 5:20 17 Using the HME 110 Transporting the headset For space-saving transportation, you can fold the headset: Tuck the ear cups between the headband. To unfold the headset: Grasp both ear cups and pull them up and away from the headband. 12 | HME 110
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HME110_547018_0112_SP3.book Seite 13 Freitag, 13. Januar 2012 5:20 17 Cleaning and maintaining the HME 110 Cleaning and maintaining the HME 110 Cleaning the headset CAUTION! Liquids can damage the electronics of the product! Liquids entering the housing of the product can cause a short-circuit and damage the electronics. Keep all liquids far away from the product. Do not use any solvents or cleansing agents. Use a soft, dry cloth to clean the product from time to time. Replacing th
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HME110_547018_0112_SP3.book Seite 14 Freitag, 13. Januar 2012 5:20 17 Cleaning and maintaining the HME 110 Replacing the ear pads If the ear pads are damaged or worn out, replace them as follows: Grasp the edge of the old ear pads and peel them up and away from the ear cups. Press the new ear pads onto the ear cups. 14 | HME 110
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HME110_547018_0112_SP3.book Seite 15 Freitag, 13. Januar 2012 5:20 17 Accessories and spare parts Accessories and spare parts The following accessories and spare parts are available from your Sennheiser partner. To find a Sennheiser partner in your country, search at www.sennheiser-aviation.com or www.sennheiser.com. • Wind screen for BKE 45-1 condenser microphone •HZC 08 cable clip • Carry and storage bag • GOP gel ear pads • LUXURY ear pads HME 110 | 15
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HME110_547018_0112_SP3.book Seite 16 Freitag, 13. Januar 2012 5:20 17 If a problem occurs ... If a problem occurs ... Problem Possible cause Solution Communication You are using a stereo Set the mono/stereo Communication s in one ear only audio system but the switch to “STEREO” s in one ear only headset is set to mono (see page 9). operation. You are receiving a Set the mono/stereo mono source but the switch to “MONO” headset is set to stereo (see page 9). operation. Very low The volume i
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HME110_547018_0112_SP3.book Seite 17 Freitag, 13. Januar 2012 5:20 17 If a problem occurs ... If a problem occurs that is not listed in the above table or if the problem cannot be solved with the proposed solutions, please contact your local Sennheiser partner for assistance. To find a Sennheiser partner in your country, search at www.sennheiser-aviation.com or www.sennheiser.com. HME 110 | 17
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HME110_547018_0112_SP3.book Seite 18 Freitag, 13. Januar 2012 5:20 17 Specifications Specifications Headset Transducer principle dynamic, closed Ear coupling circum-aural Frequency response 45 – 15,000 Hz Nominal impedance mono: 150 stereo: 300 Noise attenuation > 10 to 40 dB Contact pressure approx. 10 N Microphone incl. preamplifier Transducer principle BKE 45-1 condenser mic capsule, noise-compensating Frequency response 300 – 5,000 Hz Max. SPL 120 dB Terminating 150 impedance Outp
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HME110_547018_0112_SP3.book Seite 19 Freitag, 13. Januar 2012 5:20 17 Specifications General data Connection cable approx. 1,5 m, unilateral Weight without cable approx. 350 g Connectors ¼” (6.35 mm) jack plug for headphones, 5.25 mm jack plug (PJ-068 equivalent) for microphone Controls mono/stereo switch headphone volume control Temperature range operation: 15°C to 55°C storage: 55°C to 55°C Connector assignment 5.25 mm jack plug (PJ-068 equivalent) 1 Not assigned 2 Microphone High 12 3
