Cell Phone Compatibility
Page 1
... cannot be switched on on headsets with NoiseGard™ active noise compensation. ̈ Connect the adapter cable (type a or b, see table below) to connect your mobile telephones does not feature a 2.5 mm jack socket, you to the following Sennheiser aviation headsets: Aviation headset HME 95 HMEC 250* HMEC 460*/HMEC 466* HMEC 26/46 with -BV-K* or -BV...
... cannot be switched on on headsets with NoiseGard™ active noise compensation. ̈ Connect the adapter cable (type a or b, see table below) to connect your mobile telephones does not feature a 2.5 mm jack socket, you to the following Sennheiser aviation headsets: Aviation headset HME 95 HMEC 250* HMEC 460*/HMEC 466* HMEC 26/46 with -BV-K* or -BV...
Instructions for use Control Unit ASO
Page 1
... Betriebszeit von NoiseGard™. HMEC 26 / HMEC 46 / HMEC 460 Auto Shut-Off (ASO) Die Funktion „Auto-Shut-Off" (ASO) schaltet NoiseGard™ automatisch ab, sobald Sie das Headset vom Audiosystem trennen oder das Flugzeug ausgeschaltet wird. Zum Einschalten schieben Sie den Schalter in die Position ASO. Activate "auto shut-off " function deactivated. Sennheiser electronic GmbH...
... Betriebszeit von NoiseGard™. HMEC 26 / HMEC 46 / HMEC 460 Auto Shut-Off (ASO) Die Funktion „Auto-Shut-Off" (ASO) schaltet NoiseGard™ automatisch ab, sobald Sie das Headset vom Audiosystem trennen oder das Flugzeug ausgeschaltet wird. Zum Einschalten schieben Sie den Schalter in die Position ASO. Activate "auto shut-off " function deactivated. Sennheiser electronic GmbH...
Instructions for use
Page 3
Contents Safety instructions ...3 The HMEC 460 headset ...5 Delivery includes ...7 Overview of operating elements 8 Preparing the headset for use 9 Connecting the headphones and the microphone 9 Powering the NoiseGard active noise compensation 10 Activating the "auto shut-off" function 13 Connecting a mobile telephone ...13 Connecting an additional audio player 15 Adjusting the headset ...16 Using the headset ...19 Switching between mono and stereo mode 19 Adjusting the volume ...20 Switching NoiseGard on/off ...21 Attaching the cable clip ...21 Folding up the headphones ...22 1
Contents Safety instructions ...3 The HMEC 460 headset ...5 Delivery includes ...7 Overview of operating elements 8 Preparing the headset for use 9 Connecting the headphones and the microphone 9 Powering the NoiseGard active noise compensation 10 Activating the "auto shut-off" function 13 Connecting a mobile telephone ...13 Connecting an additional audio player 15 Adjusting the headset ...16 Using the headset ...19 Switching between mono and stereo mode 19 Adjusting the volume ...20 Switching NoiseGard on/off ...21 Attaching the cable clip ...21 Folding up the headphones ...22 1
Instructions for use
Page 4
preamplifier ...30 General data ...31 Connector assignment ...32 Manufacturer Declarations ...33 Thank you to enjoy your new Sennheiser products quickly and to the fullest. 2 Over 60 years of accumulated expertise in the design and manufacture of high-quality ...24 If a problem occurs...25 Accessories/spare parts ...27 Valuable information on NoiseGard 28 Specifications ...30 Headphones ...30 Microphone incl. Please take a few moments to give you reliable operation over many years. We have made Sennheiser a world-leading company in this product to read these instructions carefully, as ...
preamplifier ...30 General data ...31 Connector assignment ...32 Manufacturer Declarations ...33 Thank you to enjoy your new Sennheiser products quickly and to the fullest. 2 Over 60 years of accumulated expertise in the design and manufacture of high-quality ...24 If a problem occurs...25 Accessories/spare parts ...27 Valuable information on NoiseGard 28 Specifications ...30 Headphones ...30 Microphone incl. Please take a few moments to give you reliable operation over many years. We have made Sennheiser a world-leading company in this product to read these instructions carefully, as ...
Instructions for use
Page 5
...dB(A). 85 dB(A) is the sound pressure corresponding to safe levels that , with your Sennheiser agent. 3 y Only replace parts of a working day. y During flight operation, do not interfere with NoiseGard switched on, you . All other parts of the headset must be replaced by law ... a defective headset yourself. Contact your hearing! y Always include these instructions carefully and completely before using the headset. y With the NoiseGard active noise compensation switched on to all users at all times. Safety instructions y Please read these instructions when passing the headset on ...
...dB(A). 85 dB(A) is the sound pressure corresponding to safe levels that , with your Sennheiser agent. 3 y Only replace parts of a working day. y During flight operation, do not interfere with NoiseGard switched on, you . All other parts of the headset must be replaced by law ... a defective headset yourself. Contact your hearing! y Always include these instructions carefully and completely before using the headset. y With the NoiseGard active noise compensation switched on to all users at all times. Safety instructions y Please read these instructions when passing the headset on ...
Instructions for use
Page 7
The HMEC 460 headset The HMEC 460 is a pilot headset with closed ear protector headphones and NoiseGard active noise compensation for space-saving transport y Stylish silver design y Good attenuation of ambient noise due to NoiseGard active noise compensation y Clear communications even in the noisiest environment due to NoiseGard active noise compensation and MKE 45-1 pre-polarized condenser microphone...
The HMEC 460 headset The HMEC 460 is a pilot headset with closed ear protector headphones and NoiseGard active noise compensation for space-saving transport y Stylish silver design y Good attenuation of ambient noise due to NoiseGard active noise compensation y Clear communications even in the noisiest environment due to NoiseGard active noise compensation and MKE 45-1 pre-polarized condenser microphone...
Instructions for use
Page 8
...via mono/stereo switch y Separate volume control for left and right channel y Boom switch for microphone boom left/right position y With the NoiseGard active noise compensation switched off, the headset can be used as a conventional headset y "Audio-In" signals from the 3.5 mm jack socket... traffic y 2.5 mm jack socket for connecting a mobile telephone y 3.5 mm jack socket for connecting a portable audio player y Three options for powering NoiseGard (on-board power supply system, cigarette lighter socket or batteries) y Fail safe operation in case of power failure y 10-year warranty and "Made in...
...via mono/stereo switch y Separate volume control for left and right channel y Boom switch for microphone boom left/right position y With the NoiseGard active noise compensation switched off, the headset can be used as a conventional headset y "Audio-In" signals from the 3.5 mm jack socket... traffic y 2.5 mm jack socket for connecting a mobile telephone y 3.5 mm jack socket for connecting a portable audio player y Three options for powering NoiseGard (on-board power supply system, cigarette lighter socket or batteries) y Fail safe operation in case of power failure y 10-year warranty and "Made in...
Instructions for use
Page 11
ᕨᕧ Connecting cable 1 5.25 mm jack plug (PJ-068 equivalent) ² for connecting the microphone 1 ¼" (6.35 mm) jack plug º for connecting the headphones 1 XLR-3 plug ¶ for connecting the power supply for the NoiseGard electronics ᕦ Preparing the headset for use Connecting the headphones and the microphone To connect the headset to the intercom: ̈ Connect the jack plugs ² and º to the corresponding jack sockets of your intercom. 9
ᕨᕧ Connecting cable 1 5.25 mm jack plug (PJ-068 equivalent) ² for connecting the microphone 1 ¼" (6.35 mm) jack plug º for connecting the headphones 1 XLR-3 plug ¶ for connecting the power supply for the NoiseGard electronics ᕦ Preparing the headset for use Connecting the headphones and the microphone To connect the headset to the intercom: ̈ Connect the jack plugs ² and º to the corresponding jack sockets of your intercom. 9
Instructions for use
Page 12
... electronics in the connecting cable. CAUTION! In the unlikely case of short circuit! Danger of a fault, a short circuit could occur. ̈ Before switching NoiseGard on, ensure that the aircraft electrical circuit which supplies the headset from the on -board DC power supply system (12-35 VDC) 2. Connection to the... cigarette ligther socket (12-35 VDC) via two AA batteries (not included) inserted in the operating control The supply voltage for powering the NoiseGard active noise compensation: 1. Connection to the on -board DC power supply system is processed by a 1 A fuse. 10
... electronics in the connecting cable. CAUTION! In the unlikely case of short circuit! Danger of a fault, a short circuit could occur. ̈ Before switching NoiseGard on, ensure that the aircraft electrical circuit which supplies the headset from the on -board DC power supply system (12-35 VDC) 2. Connection to the... cigarette ligther socket (12-35 VDC) via two AA batteries (not included) inserted in the operating control The supply voltage for powering the NoiseGard active noise compensation: 1. Connection to the on -board DC power supply system is processed by a 1 A fuse. 10
Instructions for use
Page 13
ACX-1 ACX-2 ACX-11 ACX-22 Connecting the headset to the on-board DC power supply system To power the NoiseGard electronics, you can connect the headset to the on-board DC power supply system (12-35 VDC). ̈ Have a 3-pole XLR socket (optional ... powering two headsets via the cigarette lighter socket y ACX-22 adapter cable for connecting the NoiseGard electronics of installation. ̈ Connect the XLR-3 plug ¶ to a cigarette lighter socket (12-35 VDC) via an adapter cable Sennheiser offers special adapter cables with a right-angled jack plug featuring a 7.5 A fuse and a green...
ACX-1 ACX-2 ACX-11 ACX-22 Connecting the headset to the on-board DC power supply system To power the NoiseGard electronics, you can connect the headset to the on-board DC power supply system (12-35 VDC). ̈ Have a 3-pole XLR socket (optional ... powering two headsets via the cigarette lighter socket y ACX-22 adapter cable for connecting the NoiseGard electronics of installation. ̈ Connect the XLR-3 plug ¶ to a cigarette lighter socket (12-35 VDC) via an adapter cable Sennheiser offers special adapter cables with a right-angled jack plug featuring a 7.5 A fuse and a green...
Instructions for use
Page 14
... ƻ on the remaining battery/rechargeable battery capacity. LED ƹ lights up yellow: LED ƹ lights up red: The battery capacity is too low, NoiseGard automatically switches off " on page 21), the LED ƹ provides information on the operating control. ƻ ̈ Insert two 1.5 V AA alkaline-manganese ...776; Connect the plug or right-angled jack plug of the battery compartment ƻ. If the battery voltage is sufficient. Powering the NoiseGard electronics via an adapter cable: ̈ Connect the XLR-3 plug ¶ of the headset to the cigarette lighter socket.
... ƻ on the remaining battery/rechargeable battery capacity. LED ƹ lights up yellow: LED ƹ lights up red: The battery capacity is too low, NoiseGard automatically switches off " on page 21), the LED ƹ provides information on the operating control. ƻ ̈ Insert two 1.5 V AA alkaline-manganese ...776; Connect the plug or right-angled jack plug of the battery compartment ƻ. If the battery voltage is sufficient. Powering the NoiseGard electronics via an adapter cable: ̈ Connect the XLR-3 plug ¶ of the headset to the cigarette lighter socket.
Instructions for use
Page 15
... telephone The 2.5 mm jack socket µ allows you to connect a mobile telephone. A suitable adapter for your Sennheiser agent. 13 Activating the "auto shut-off" function The battery-saving "auto shut-off" function automatically switches the NoiseGard ƻ electronics off when the headset is available from the intercom or when the aircraft avionics...
... telephone The 2.5 mm jack socket µ allows you to connect a mobile telephone. A suitable adapter for your Sennheiser agent. 13 Activating the "auto shut-off" function The battery-saving "auto shut-off" function automatically switches the NoiseGard ƻ electronics off when the headset is available from the intercom or when the aircraft avionics...
Instructions for use
Page 16
...your mobile telephone as usual and observe the manufacturers instructions. 14 You can be controlled via the headset's operating control. ̈ Switch NoiseGard on cell phone compatibility can adjust the volume of accident due to the corresponding 2.5 mm jack socket on your attention and may cause accidents... for telephone calls! Note: The latest information on (see page 21). DANGER! Audio from the mobile telephone and from the HMEC 460 product page at www.sennheiser.com. ̈ Connect the audio cable to the 2.5 mm jack socket µ on the operating control and to reduced ...
...your mobile telephone as usual and observe the manufacturers instructions. 14 You can be controlled via the headset's operating control. ̈ Switch NoiseGard on cell phone compatibility can adjust the volume of accident due to the corresponding 2.5 mm jack socket on your attention and may cause accidents... for telephone calls! Note: The latest information on (see page 21). DANGER! Audio from the mobile telephone and from the HMEC 460 product page at www.sennheiser.com. ̈ Connect the audio cable to the 2.5 mm jack socket µ on the operating control and to reduced ...
Instructions for use
Page 17
... to reduced attention! Connecting an additional audio player The operating control has a 3.5 mm jack socket ¾, allowing you can damage your audio player. ̈ Switch NoiseGard on (see page 21). The required audio cable fitted with two 3.5 mm jack plugs is capable of producing high sound pressure levels. Danger of intercom...
... to reduced attention! Connecting an additional audio player The operating control has a 3.5 mm jack socket ¾, allowing you can damage your audio player. ̈ Switch NoiseGard on (see page 21). The required audio cable fitted with two 3.5 mm jack plugs is capable of producing high sound pressure levels. Danger of intercom...
Instructions for use
Page 23
...clip. ̈ Guide the headphone cable through the metal cable clip as a conventional headset. OFF: NoiseGard is switched on. With the NoiseGard active noise compensation switched off ̈ Set the NoiseGard ON/OFF switch Ƹ to your clothing. ̈ Loop the cable through the clip so ...that the headphone cable doesn't hinder or distract you. 21 Ƹƹ Switching NoiseGard on -board DC power ...
...clip. ̈ Guide the headphone cable through the metal cable clip as a conventional headset. OFF: NoiseGard is switched on. With the NoiseGard active noise compensation switched off ̈ Set the NoiseGard ON/OFF switch Ƹ to your clothing. ̈ Loop the cable through the clip so ...that the headphone cable doesn't hinder or distract you. 21 Ƹƹ Switching NoiseGard on -board DC power ...
Instructions for use
Page 27
If a problem occurs... The batteries/ rechargeable batteries are switched off. Connect the XLR-3 plug to "ON". The aircraft fuse is lit red, replace the batteries/rechargeable batteries. Possible solution Set the NoiseGard ON/OFF switch to the power source. If the LED is defective. Replace the aircraft fuse. 25 The XLR-3 plug is not connected to see if the LED is lit yellow. Problem No active noise compensation Possible cause The NoiseGard electronics are low. Check to the power source.
If a problem occurs... The batteries/ rechargeable batteries are switched off. Connect the XLR-3 plug to "ON". The aircraft fuse is lit red, replace the batteries/rechargeable batteries. Possible solution Set the NoiseGard ON/OFF switch to the power source. If the LED is defective. Replace the aircraft fuse. 25 The XLR-3 plug is not connected to see if the LED is lit yellow. Problem No active noise compensation Possible cause The NoiseGard electronics are low. Check to the power source.
Instructions for use
Page 30
...a high-quality passive hearing protector, provides consistent noise attenuation over the entire audio range. Valuable information on NoiseGard The NoiseGard principle One of these problems, Sennheiser has developed an active noise compensation system - Of even greater concern is uneven. This problem concerns pilots ...attenuated very little. Cockpit noise amounts to about 80 dB(A) in jets and to 90 up to at high levels. NoiseGard - To be set to 97 dB(A) in particular. Circumaural communication headsets provide noise attenuating properties and are reduced considerably...
...a high-quality passive hearing protector, provides consistent noise attenuation over the entire audio range. Valuable information on NoiseGard The NoiseGard principle One of these problems, Sennheiser has developed an active noise compensation system - Of even greater concern is uneven. This problem concerns pilots ...attenuated very little. Cockpit noise amounts to about 80 dB(A) in jets and to 90 up to at high levels. NoiseGard - To be set to 97 dB(A) in particular. Circumaural communication headsets provide noise attenuating properties and are reduced considerably...
Instructions for use
Page 31
... amplified and the radio signal is about 30 dB over the entire audio range. However, active noise compensation with NoiseGard combined with NoiseGard: Passive hearing protectors effectively attenuate noise from it was not processed through the earcup. The total attenuation resulting from ... feedback control circuit, and a transducer to reproduce both the desired radio signal from both the communication and the noise cancelling signal. NoiseGard active noise compensation is achieved by 50 %. 29 Active noise compensation is amplified and fed back to the noise signal, the effect...
... amplified and the radio signal is about 30 dB over the entire audio range. However, active noise compensation with NoiseGard combined with NoiseGard: Passive hearing protectors effectively attenuate noise from it was not processed through the earcup. The total attenuation resulting from ... feedback control circuit, and a transducer to reproduce both the desired radio signal from both the communication and the noise cancelling signal. NoiseGard active noise compensation is achieved by 50 %. 29 Active noise compensation is amplified and fed back to the noise signal, the effect...
Instructions for use
Page 33
... VDC 1.5 A fuse 5.25 mm jack plug (PJ-068 equivalent) for microphone, ¼" (6.35 mm) jack plug for headphones, XLR-3 plug for NoiseGard mono/stereo switch on/off switch for NoiseGard LED for operation and battery status indicator volume control for headphones operation: -15 °C to +55 °C storage: -55 °C to +55...
... VDC 1.5 A fuse 5.25 mm jack plug (PJ-068 equivalent) for microphone, ¼" (6.35 mm) jack plug for headphones, XLR-3 plug for NoiseGard mono/stereo switch on/off switch for NoiseGard LED for operation and battery status indicator volume control for headphones operation: -15 °C to +55 °C storage: -55 °C to +55...
Instructions for use
Page 34
Connector assignment XLR-3 plug 1 Power supply for NoiseGard (12-35 VDC+) 2 Ground 3 Not assigned! 5.25 mm jack plug (PJ-068 equivalent) 1 Not assigned! 2 Microphone High 3 Microphone Low ¼" (6.35 mm) jack plug 1 Audio High left 2 Audio High right 3 Audio Low 32
Connector assignment XLR-3 plug 1 Power supply for NoiseGard (12-35 VDC+) 2 Ground 3 Not assigned! 5.25 mm jack plug (PJ-068 equivalent) 1 Not assigned! 2 Microphone High 3 Microphone Low ¼" (6.35 mm) jack plug 1 Audio High left 2 Audio High right 3 Audio Low 32