Loading...
HMEC 26-2
Instruction manual
Important safety information
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 the ear cups and the cardiac pacemaker or implanted defibrillator since the product generates permanent magnetic fields.
Keep product, accessory and packaging parts out of reach of children who could swallow smaller pieces.
Switch the product off after use to conserve battery power. Remove the rechargeable batteries if the product will not be used for extended periods of time.
If during flight operation you, as the pilot, operate your connected device using the headset, this can limit your attention. During flight operation, do not use the headset for making phone calls or listening to music.
With the NoiseGardTM noise compensation switched on, typical aircraft sounds (for example, those from engines, propellers, warning alarms, etc.) may sound different to you. Before operating any aircraft, make sure that, with
HMEC 26-2 | 1
Important safety information
NoiseGardTM 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.
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.
Preventing damage to the product and dysfunctions
Always keep the product dry and do not expose it to extreme temperatures (hairdryer, heater, extended exposure to sunlight, etc.) to avoid corrosion or deformation.
Only clean the product with a soft, dry cloth.
Never repair or attempt to repair a defective product yourself. Contact your Sennheiser partner or the Sennheiser Service Department.
Only replace parts of the product whose replacement is described in this manual. All other parts of the product must be replaced by your Sennheiser partner.
2 | HMEC 26-2
Important safety information
Intended use
Intended use of the product includes
•having read and understood this instruction manual, especially the chapter “Important safety information” on page 1,
•using the product within the operating conditions and limitations described in this instruction manual.
“Improper use” means using the product other than as described in this instruction manual, or under operating conditions which differ from those described herein.
HMEC 26-2 | 3
The HMEC 26-2 headset
The HMEC 26-2 headset
The HMEC 26-2 headset with NoiseGard™ professional active noise compensation features dynamic, closed headphones. The noise-compensating condenser microphone ensures excellent speech transmission even in noisy environments. Designed for use in aircraft cockpits.
Features
•NoiseGard™ active noise compensation reduces ambient noise by up to 18 dB – consequently the radio volume can be decreased
•Lightweight
•Extremely comfortable to wear due to the patented twopiece automatic headband and soft ear pads
•Peak level protection (cannot be switched off) safeguards you from volume peaks above 110 dB
•“Flip-away” headphone allows single-sided listening
•Flexible microphone boom, can be worn on either left or right-hand side
•Noise-compensating condenser microphone ensures excellent speech transmission
•Single-sided cable, easy to replace
4 | HMEC 26-2
Package contents
•With NoiseGard™ switched off, the headset can be used as a conventional headset
•Power supply for NoiseGard™ from aircraft DC power supply system (on suitably equipped aircraft) or batteries/rechargeable batteries
•“Auto shut-off” extends battery life
•TalkThrough function (HMEC 26-2-T only)
•ETSO approval C139
•5 year warranty
Package contents
1 HMEC 26-2 headset
1 cable clip
1 wind and pop screen
1 pair of hygiene pads
1 audio cable with 2.5 mm jack plugs*
1 audio cable with 3.5 mm jack plugs*
1 belt clip*
1 carry bag*
1 instruction manual
1 EASA Form 1
* not supplied with all product variants (see page 23)
HMEC 26-2 | 5
Operation
Operation
Putting on the headset
When putting on the headset, the patented two-piece headband adjusts automatically.
Flipping away one earcup
The headset features a “flip-away” earcup for single-sided listening.
6 | HMEC 26-2
Operation
Positioning the microphone
Bend the flexible microphone boom so that the microphone is placed at the corner of the mouth. Maintain a distance of 2 cm between microphone and mouth. Always use the supplied wind and pop screen.
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.
HMEC 26-2 | 7
Operation
Adjusting the volume directly on the audio system
Connect the headset to the corresponding sockets of your audio system. Adjust the volume directly on the audio system.
CAUTION
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.
Adjusting the microphone sensitivity
Turn a small screwdriver in the direction of the arrow to change the microphone sensitivity.
–+
8 | HMEC 26-2
The control units of the HMEC 26-2
The control units of the HMEC 26-2
Control unit I
|
1 Volume controls |
|
2 LED |
|
3 NoiseGard™ ON/OFF switch |
|
4 Mono/stereo switch / |
|
5 BOOM switch L/R |
|
6 3.5 mm jack socket |
|
7 Battery compartment |
|
8 2.5 mm jack socket |
Headset with |
Operating element |
control unit I |
1 2 3 4 5 6 7 8 |
Cable -BV-K-2 |
|
Cable -B-K-2
Cable -B-KP-2
Cable -B-CP-2
Cable -V-KX-2
HMEC 26-2 | 9
Loading...