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HME 100/105/110/120
HMD 120
Instructions for use
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Βοοκ_83566_1006_ΣΠ6.βοοκ Σειτε 2 Διενσταγ, 4. Μ ρζ 2008 1:42 13 2
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Βοοκ_83566_1006_ΣΠ6.βοοκ Σειτε 3 Διενσταγ, 4. Μ ρζ 2008 1:42 13 Contents Safety tips............................................................................................................. 4 Headset features ................................................................................................. 5 Product variants ......................................................................................................................... 6 Delivery includes .........................
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Βοοκ_83566_1006_ΣΠ6.βοοκ Σειτε 4 Διενσταγ, 4. Μ ρζ 2008 1:42 13 The HME 100, HME 105, HME 110, HME 120 and HMD 120 are pilot headsets with closed ear protector headphones for use in helicopters, propeller and turboprop aircraft. Safety requirements When using a headset, typical aircraft sounds (for example, those from engines, propellers, warning alarms, etc.) may sound different to you. Before operating any aircraft, make sure that, while wearing a headset, you can hear and recognize th
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Βοοκ_83566_1006_ΣΠ6.βοοκ Σειτε 5 Διενσταγ, 4. Μ ρζ 2008 1:42 13 Headset features HME 100 headset New passive headset with excellent noise attenuation Excellent comfort due to very low weight, soft ear cushions STANDARD and padded headband as well as best possible freedom of movement due to unilateral connecting cable Foldable headband for easy and space-saving storage Clear communications due to MKE 45-1 electret microphone with adjustable sensitivity (sensitivity adjustment must
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Βοοκ_83566_1006_ΣΠ6.βοοκ Σειτε 6 Διενσταγ, 4. Μ ρζ 2008 1:42 13 Product variants HME 105 headset The HME 105 differs from the HME 100 in the following features: No Mono/Stereo switch Connection of headphones and microphone via XLR-5 plug Headset HME 110 The HME 110 differs from the HME 100 in the following features: black caps soft earpads LUXURY headband with soft headcushion HME 120 headset The HME 120 differs from the HME 100 in the following features: No Mono/Stereo switch Co
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Βοοκ_83566_1006_ΣΠ6.βοοκ Σειτε 7 Διενσταγ, 4. Μ ρζ 2008 1:42 13 HMD 120 headset The HMD 120 differs from the HME 100 in the following features: No Mono/Stereo switch Coiled cable M-87/AIC dynamic microphone and low impedance headphones Connection of headphones and microphone via U-174/U jack plug to a low impedance interface in the helicopter 7
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Βοοκ_83566_1006_ΣΠ6.βοοκ Σειτε 8 Διενσταγ, 4. Μ ρζ 2008 1:42 13 Delivery includes HME 100, HME 105, HME 110 and HME 120 headsets Headset Padded carry and storage bag for headset and accessories Wind screen for microphone Cable clip HMD 120 headset Headset Padded carry and storage bag for headset and accessories Cable clip Recommended Accessories Replaceable gel ear cushions GOP 8
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Βοοκ_83566_1006_ΣΠ6.βοοκ Σειτε 9 Διενσταγ, 4. Μ ρζ 2008 1:42 13 Preparing the headsets for use Connecting the headsets HME 100, HME 110 headset 1 1/4” (6.35 mm) stereo jack plug for connecting the headphones 1 PJ-068 jack plug for connecting the microphone Connect the 1/4” (6.35 mm) stereo jack plug for the headphones and the PJ-068 jack plug for Connecting cable for the microphone to the corresponding jack sockets of your intercom. HME 100, HME 110 HME 105 headset 1 XLR-5 plug for connect
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Βοοκ_83566_1006_ΣΠ6.βοοκ Σειτε 10 Διενσταγ, 4. Μ ρζ 2008 1:42 13 HME 120 and HMD 120 headsets 1 U-174/U jack plug for connecting the headphones and the microphone Connect the U-174/U jack plug for the headphones and the microphone to the U-174/U socket of your intercom. Connecting cable for HME 120 and HMD 120 Adjusting the headband For good noise attenuation and best possible comfort, the headband has to be adjusted to properly fit your head: Wear the headset so that the headband
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Βοοκ_83566_1006_ΣΠ6.βοοκ Σειτε 11 Διενσταγ, 4. Μ ρζ 2008 1:42 13 Positioning the microphone Relocating the microphone boom The microphone boom can be worn on either 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 The HME 100, HME 105, HME 110 and HME 120 headsets feature a flexible microphone boom. Bend the microphone boom so that the microphone is placed
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Βοοκ_83566_1006_ΣΠ6.βοοκ Σειτε 12 Διενσταγ, 4. Μ ρζ 2008 1:42 13 For positioning the microphone of the HMD 120 headset, proceed as follows: Adjust the length of the microphone boom so that the microphone is placed at the corner of the mouth. To do so, loosen the quick-fixing device and adjust the microphone boom in length. Pull the middle part of the microphone boom towards the mouth so that the distance between microphone and mouth is approx. 2 cm. Tilt the microphone for final posit
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Βοοκ_83566_1006_ΣΠ6.βοοκ Σειτε 13 Διενσταγ, 4. Μ ρζ 2008 1:42 13 Using the headsets Mono/Stereo selection (HME 100, HME 110) In general, you‘ll receive a mono sound source so that the Mono/Stereo switch can remain set to ‘Mono’. When using a stereo intercom system, set the headset to stereo operation. Remove the ear cushion (see „Replacing the ear cushions“ on page 15) from the earcup with the microphone boom attached and set the Mono/Stereo switch to ‘Stereo’. Adjusting the volume Exposure t
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Βοοκ_83566_1006_ΣΠ6.βοοκ Σειτε 14 Διενσταγ, 4. Μ ρζ 2008 1:42 13 Adjusting the microphone gain (not HMD 120) According to JTSO approval C58a, the microphone output voltage is factory-preset to 400 mV/114 Mic Gain Adjustment Mic Gain Adjustment Mic Gain Adjustment Mic Gain Adjustment Mic Gain Adjustment dB. If the microphone output voltage is too high or too low for your intercom system, it can be readjusted on the microphone. To do so, use a small slotted screwdriver and turn the ‘Mic Gain Ad
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Βοοκ_83566_1006_ΣΠ6.βοοκ Σειτε 15 Διενσταγ, 4. Μ ρζ 2008 1:42 13 Spare parts The following spare parts are available from your Sennheiser agent: Wind screen MKE 45-1 electret microphone (Cat. No. 075823 bulk or 092804 packaged, 1 pcs.) Cable clip MZQ 2002-01(Cat. No. 044740) Cable clip HZC 08 (Cat. No. 525787) Carry and storage bag (Cat. No. 078366) Ear cushions STANDARD (Cat. No. 077960) Ear cushions GOP (Cat. No. 092807) Ear cushions LUXURY (Cat. No. 528127) Replacing the wind screen
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Βοοκ_83566_1006_ΣΠ6.βοοκ Σειτε 16 Διενσταγ, 4. Μ ρζ 2008 1:42 13 Connector assignment U174/U jack plug XLR-5 connector 1 Microphone Lo 1Audio Hi 2Audio Hi 2 Audio Lo 3Microphone Hi 3Microphone Hi 4 Audio Lo 4 Microphone Lo 5— 1/4” (6.35 mm) stereo jack plug PJ-068 jack plug 1 Audio Hi left 1Not assigned! 2 Audio Hi right 2Microphone Hi 3 Audio Lo 3 Microphone Lo 16
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Βοοκ_83566_1006_ΣΠ6.βοοκ Σειτε 17 Διενσταγ, 4. Μ ρζ 2008 1:42 13 In case of difficulty If problems occur that are not listed in the below table, please contact your Sennheiser agent. Problem Possible cause and what to do Communications in one ear only You are using a stereo intercom system but the headset is set to mono operation. (HME 100, HME 110) Set the Mono/Stereo switch to ‘Stereo’. You are receiving a mono source but the headset is set to stereo operation. Set the Mono/Stereo switc
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Βοοκ_83566_1006_ΣΠ6.βοοκ Σειτε 18 Διενσταγ, 4. Μ ρζ 2008 1:42 13 Technical data Headphones HME 100, HME 110 HME 105, HME 120 HMD 120 Transducer principle dynamic dynamic dynamic Ear coupling circumaural, closed circumaural, closed circumaural, closed Frequency response 45 – 15,000 Hz 45 – 15,000 Hz 45 – 15,000 Hz Nominal impedance 150 Ω, mono, 300 Ω, stereo 150 Ω, mono 16 Ω, mono Attenuation > 10 – 40 dB > 10 – 40 dB > 10 – 40 dB Contact pressure approx. 10 N approx. 10 N approx. 10 N Microp
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Βοοκ_83566_1006_ΣΠ6.βοοκ Σειτε 19 Διενσταγ, 4. Μ ρζ 2008 1:42 13 HME 100, HME 110 HME 105 HME 120 HMD 120 Output voltage 400 mV ± 3dB 400 mV ± 3dB 400 mV ± 3dB 1.8 μV – 4 μV at 74 dB at 114 dB at 114 dB at 114 dB at 5 Ω (nach RTCA/DO 214) (nach RTCA/DO 214) (nach RTCA/DO 214) Supply voltage typ. 16 V DC (8–16 V DC, typ. 16 V DC (8–16 V DC, typ. 16 V DC (8–16 V DC, - approx. 8–25 mA as per approx. 8–25 mA as per approx. 8–25 mA as per RTCA/DO 214) RTCA/DO 214) RTCA/DO 214) General Data HME 1
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Βοοκ_83566_1006_ΣΠ6.βοοκ Σειτε 20 Διενσταγ, 4. Μ ρζ 2008 1:42 13 Manufacturer declarations Warranty 5 years Approval Sennheiser electronic GmbH & Co. KG declare that this device is in compliance with the applicable CE standards and regulations. Batteries or rechargeable batteries Please dispose of batteries or rechargeable batteries as special waste or return them to your specialist dealer. For up-to-date information on Sennheiser products, you can also visit the Sennheiser Web site at “http:
