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          Instruction manual

HMEC 26

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Summary of Contents for 502399

Page 1: ...Instruction manual HMEC 26 ...

Page 2: ......

Page 3: ... different to you Before operating any aircraft make sure that with NoiseGard switched on you can hear and recognize these sounds Set the volume to safe levels that do not interfere with your ability to hear informational sounds and warning alarms y The headset is capable of producing sound pressure levels exceeding 85 dB A In many countries 85 dB A is the maximum legally permissible level for con...

Page 4: ...on how to clean the headset contact your Sennheiser agent Intended use of the headset Intended use includes having read this instruction manual especially the chapter Safety instructions using the headset in jet aircraft and within the operating conditions as described in this instruction manual Improper use Improper use means using the headset other than as described in this instruction manual or...

Page 5: ...o piece automatic headband and soft earpads y Peak level protection cannot be switched off safeguards you from volume peaks above 110 dB y Flip away headphone allows single sided listening y Flexible microphone boom can be worn on either left or right hand side y Noise compensating condenser microphone ensures excellent speech transmission y Single sided cable easy to replace y With NoiseGard swit...

Page 6: ... clip y 1 wind and pop screen y 1 instruction manual y 1 carry bag y 1 EASA Form 1 Operation Turning the microphone boom The microphone boom can be rotated This allows the headset to be worn with the microphone boom positioned on either the left or right hand side of the head ...

Page 7: ...wo piece headband adjusts automatically Positioning the microphone Bend the flexible microphone boom so that the micro phone is placed at the corner of the mouth Maintain a distance of approx 2 cm between microphone and mouth Always use the supplied wind and pop screen ...

Page 8: ...t to the corresponding sockets of your audio system Adjust the volume directly on the audio system Hearing damage due to high volumes This headset is capable of producing high sound pressure levels Higher volumes or longer durations can damage your hearing Set the volume to a medium level Make sure that you can hear critical sounds such as warning alarms CAUTION ...

Page 9: ... the microphone sensitivity The microphone sensitivity has been factory pre set to 80 mV Pa as per RTCA DO 214 You can change the microphone sensitivity by turning a small screwdriver in the direction of the arrow ...

Page 10: ...switch L R 3 5 mm jack socket Battery compartment 2 5 mm jack socket Headset with operating control I Operating element HMEC 26 BV K x x x x x x x x HMEC 26 BV KP x x x x x x x x HMEC 26 BV CP x x x x x HMEC 26 B K x x x HMEC 26 B CP x x x HMEC 26 V KP x x x x x HMEC 26 V RP x x x x x HMEC 26 V CP x x x x HMEC 26 V KX x x x x x ...

Page 11: ...9 Operating control II LED NoiseGard ON OFF switch Headset with operating control II Operating element HMEC 26 CP x x HMEC 26 KP x x HMEC 26 NP x x ...

Page 12: ...us see page 11 or power supply via the aircraft DC power supply system OFF NoiseGard is switched off The LED is off Adjusting the volume The two slide volume controls allow you to adjust the volume for the left and right channel separately 왘 Use the two volume controls to adjust the desired volume Hearing damage due to high volumes This headset is capable of producing high sound pressure levels Hi...

Page 13: ... or right side of the mouth When the microphone boom is rotated to permit left or right side microphone orientation the BOOM switch allows you to correctly assign the audio channels L R to the appropriate headphone sides This enables the correct orientation of the volume controls and any stereo audio signals To move the BOOM switch use a pointed tool Powering NoiseGard via two rechargeable batteri...

Page 14: ...fficient LED lights up red The batteries are flat Replace the batteries Activating the auto shut off function The battery saving auto shut off function automatical ly switches the NoiseGard electronics off when the headset is disconnected from the audio system or when the aircraft avionics are switched off The headset is de livered ex works with the function deactivated You can activate auto shut ...

Page 15: ...ndisturbed with your surroundings while wearing the headset the HMEC 26 T features a TalkThrough function 왘 Press the TalkThrough button to switch the TalkThrough function on The LED lights up Press the TalkThrough button again to switch TalkThrough off Note The TalkThrough function can only be used when the NoiseGard active noise compensation is switched on ...

Page 16: ... your mobile telephone You can adjust the volume of the mobile telephone via the headset s operating control However the functions of the mobile telephone cannot be controlled via the headset s operating control 왘 Operate your mobile telephone as usual and observe the instructions of the manufacturer The latest information on cell phone compatibility is available on the internet site at www sennhe...

Page 17: ...ack socket on your audio player Danger of accident due to reduced attention Listening to music or operating an audio device limits your attention and may cause accidents During flight operation do not use the headset for listening to additional audio sources Hearing damage due to high volumes This headset is capable of producing high sound pressure levels Higher volumes or longer durations can dam...

Page 18: ... agents Replacing the earpads For reasons of hygiene the earpads should be replaced from time to time 왘 Grasp the edge of the earpad and pull sharply 왘 Attach the new earpad to the earcup by pressing firmly around the earpad until you hear all 12 latches lock into place Danger of short circuit due to the ingress of water Water entering the housing of the headset can cause a short circuit and damag...

Page 19: ...BV K Cat No 500839 y Cable BV KP Cat No 504030 y Cable NP Cat No 500855 y Cable V RP Cat No 500853 y Cable V KX Cat No 502437 y Audio cable length 0 6 m with two 3 5 mm stereo jack plugs Cat No 520316 y Audio cable length 0 6 m with two 2 5 mm jack plugs Cat No 520317 y Headband padding 1 pair Cat No 515629 y Earpads leatherette 1 pair Cat No 529766 y Earpads leatherette 100 pairs Cat No 529767 y ...

Page 20: ...18 y Cable clip MZQ 2002 Cat No 044740 y Cable clip HZC 08 Cat No 525787 Cable clips HZC 08 MZQ 2002 for round or flat cable for round cable only ...

Page 21: ...99 1191 x x x x x HMEC 26 BV K 502401 026 35 999 1171 x x x x x HMEC 26 NP 502397 500855 026 35 999 3811 x x x x HMEC 26 V RP 502397 500853 026 35 999 3661 x x x x HMEC 26 V KX 502397 502437 026 35 999 4161 x x x x x x HMEC 26 BV KP 502397 504030 026 35 999 2171 x x x x x x Single sided round cable 1 85 m XLR 5 connector 6 3 mm jack plug headphones PJ 068 equivalent microphone 8 pin Neutricon conn...

Page 22: ...ax SPL 120 dB SPL at 1 kHz Active noise compensation 18 dB 100 300 Hz THD 1 at 1 kHz 95 dB SPL Contact pressure approx 3 6 N Microphone incl preamplifier Type MKE 46 Transducer principle pre polarized condenser microphone noise compensating Frequency response 100 6 000 Hz Output voltage adjustable from 17 100 mV Pa 80 mV Pa 2 dB factory pre set 800 mV 2 dB at 114 dB SPL Terminating impedance 150 2...

Page 23: ...V AA rechargeable battery IEC LR 6 with approx 60 hrs operating time or 12 35 V DC via aircraft DC power supply system on suitably equipped aircraft max 35 mA Connector assignment HMEC 26 V KX 6 3 mm jack plug PJ 068 equivalent 1 2 3 Audio Hi left Audio Hi right Audio Lo 1 2 3 not assigned Microphone Hi Microphone Lo 1 2 3 1 2 3 XLR 3 connector 1 2 3 NoiseGardTM DC DC not assigned 1 3 2 ...

Page 24: ...Microphone Hi 4 5 1 2 3 4 5 Microphone Lo NoiseGardTM DC Solder side 1 Audio Hi 2 Audio Lo 3 not assigned 4 Microphone Lo 5 Microphone Hi 6 not assigned 7 DC 8 NoiseGardTM DC Solder side 1 NoiseGardTM DC 2 Audio Lo DC 3 Audio Hi left 4 Audio Hi right 5 Microphone Hi 6 Microphone Lo 1 3 2 6 4 5 ...

Page 25: ...KP 1 Audio Hi left 1 NoiseGard DC 2 Audio Hi right 2 Microphone Hi 3 Audio Lo DC 3 Microphone Lo DC HMEC 26 B K 1 Audio Hi 1 not assigned 2 not assigned 2 Microphone Hi 3 Audio Lo 3 Microphone Lo HMEC 26 BV K 1 Audio Hi left 1 not assigned 2 Audio Hi right 2 Microphone Hi 2 Audio Lo 2 Microphone Lo 1 4 6 3 mm jack plug PJ 068 equivalent 1 2 3 1 2 3 ...

Page 26: ...at www sennheiser com or contact your Sennheiser partner CE Declaration of Conformity This equipment is in compliance with the essen tial requirements and other relevant provisions of Directive 2004 108 EU The declaration is avail able on the internet site at www sennheiser com Before putting the device into operation please observe the respective country specific regulations ...

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Page 28: ...Sennheiser electronic GmbH Co KG Printed in Germany Am Labor 1 30900 Wedemark Germany Publ 01 09 www sennheiser com 523983 A01 ...

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