Travel Silence For Your Aural Indulgence MM 450 Instruction Manual
Contents Contents Important safety instructions .......................................................... 2 MM 450 ................................................................................................ 4 Delivery includes ................................................................................. 5 Product overview ................................................................................ 7 Putting the MM 450 into operation .................................................
Important safety instructions Important safety instructions • • • • • Please read these instructions carefully and completely before using the headset. Make these instructions easily accessible to all users at all times. Always include these instructions when passing the headset on to third parties. Only use the headset in aircraft where wireless Bluetooth® transmission is permitted. Do not use the headset in situations which require special attention (e.g. in traffic or when performing skilled jobs).
Important safety instructions Intended use of the headset Intended use of the headset includes • having read these instructions, especially the chapter “Important safety instructions” on page 2, using the headset within the operating conditions and limitations described in this instruction manual. DE “Improper use” means using the headset other than as described in these instructions, or under operating conditions which differ from those described herein.
MM 450 MM 450 The MM 450 headset provides undisturbed music enjoyment in noisy environments – even without the constrictions of cables. Its supra-aural, closed design and the latest active noise compensation technology (NoiseGard) make the MM 450 especially suitable for use with in-flight entertainment systems. Due to its active and passive attenuation of ambient noise, it lets you enjoy music even in noisy environments. Bluetooth The MM 450 complies with the new Bluetooth 2.1 standard.
Delivery includes Delivery includes 1 MM 450 headset 1 BA 370 PX battery pack 1 USB charging cable DE 1 PSC 03R-050 mains unit with country adapters 1 audio cable (2.5 mm to 3.5 mm jack plug) 1 audio adapter (6.35 mm jack plug) EN 1 in-flight adapter (3.
Delivery includes Overview of the pictograms Meaning of the pictograms for pressing a button Pictogram Meaning Briefly press this button. Keep this button pressed for 4 seconds. 4s Keep this button pressed until the desired setting is made or the desired action is completed. Meaning of the pictograms for the flashing of the LED Pictogram Meaning This pictogram symbolizes a flashing. This pictogram symbolizes an interruption. This pictogram symbolizes an interval.
Product overview Product overview A DE A EN FR 2 3 5 4 IT ES 6 I NL G H A Headband F Earpad B Microphone G Socket for charging cable C NoiseGard button H Battery pack compartment D Socket for audio cable I Microphone E Bluetooth button A Operating panel 6 5 1 4 2 3 a Star LED d Rewind b Fast-forward ! button e Master button c Volume " button f Volume # button button 7
Putting the MM 450 into operation Putting the MM 450 into operation Charging the battery pack E Before using the battery pack for the first time, charge it for at least 3 hours. 3h When charging the battery pack outside the headset, the LED J on the battery pack lights up red. When the battery pack is fully charged, the LED J on the battery pack lights up green. J 1 3s When the battery pack is almost flat, the Star LED a on the headset flashes red. You hear a short, negative acknowledgement tone.
Putting the MM 450 into operation First, connect the charging cable K to the battery pack as described in section a and then connect the charging cable K to a power source as described in section b. a Connecting the charging cable to the battery pack You can charge the battery pack either inside or outside the headset. This is helpful if you are using a spare battery pack (to be ordered separately).
Putting the MM 450 into operation Connecting the headset to the audio source CAUTION! Danger of malfunction! The transmitted radio waves can impair the operation of sensitive and unprotected devices. E Only use the headset in aircraft where wireless Bluetooth transmission is permitted or use the audio cable instead (see “Connecting the audio cable” on page 13). The headset complies with the Bluetooth 2.1 standard.
Putting the MM 450 into operation Pairing the headset with an audio source E Press the Master button e and keep it pressed until the Star LED a flashes 3 times red. The headset switches off (see “Switching the headset off” on page 15). 1 5 E Press the Master button e and keep it pressed until the Star LED a alternately flashes blue and red. 1 2s 5 DE E On your audio source, activate the Bluetooth function “Add a new device”. EN E Proceed as described in the instruction manual of the audio source.
Putting the MM 450 into operation Disconnecting the Bluetooth connection The Bluetooth button E is backlit, indicating the current setting. The backlighting goes off after a short time to conserve battery power. E Press any button on the headset to display the current setting of the Bluetooth function. To disconnect the Bluetooth connection to the audio source, you can switch off the headset or the Bluetooth function.
Putting the MM 450 into operation Connecting the audio cable Connecting the audio cable You can connect the headset to the audio source using the audio cable if • • • you do not want to use the Bluetooth function, you are not allowed to use the Bluetooth function (some airlines do not allow Bluetooth transmission) or the battery pack is flat. DE EN When the audio cable is connected to the headset, the Bluetooth function cannot be switched on.
Putting the MM 450 into operation Adjusting the headband For optimum transmission quality, good noise attenuation and best possible comfort, the headband has to be adjusted to properly fit your head: E Wear the headset so that the headband A runs over the top of your head. E Adjust the length of the headband so that – the earpads F rest comfortably against the ears, – you feel even, gentle pressure around your ears, – a snug fit of the headband A on the head is ensured.
Using the MM 450 Using the MM 450 Switching the headset on/off DE CAUTION! Hearing damage due to high volumes! Listening at high volume levels for long periods can lead to permanent hearing defects. Please protect your hearing. Sennheiser headsets also sound exceptionally good at low volumes. EN E Set the volume to a medium level. FR Switching the headset on 1 5 E Press the Master button e and keep it pressed until the Star LED a flashes blue. You hear an ascending beep.
Using the MM 450 Adjusting the headset to the listening situation The headset has a NoiseGard function, a Bluetooth function and a TalkThrough function. Depending on the listening situation, you can switch these functions on or off. Switching the NoiseGard function on/off The NoiseGard button C is backlit, indicating the current setting. The backlighting goes off after a short while in order to conserve battery power.
Using the MM 450 Switching the Bluetooth function on/off Via the Bluetooth interface, the headset can be connected to a wide variety of Bluetooth enabled devices. To switch the Bluetooth function on: 5 E Press the Bluetooth button E and keep it pressed until the Star LED a flashes 3 times blue. The Bluetooth function is switched on. DE To switch the Bluetooth function off: E Press the Bluetooth button E and keep it pressed until the Star LED a flashes 3 times red. You hear a descending beep.
Using the MM 450 Remote-controlling connected devices from the headset You can directly remote-control any device supporting the AVRCP profile and connected to the MM 450 by using the buttons on the headset. Please refer to the instruction manual of your audio source for information on whether your device supports the AVRCP profile. If your device does not support the AVRCP profile, you can use an optional dongle.
Using the MM 450 Remote-controlling a mobile phone from the headset 1 If your headset has a Bluetooth connection to your mobile phone, the Star LED a on the headset flashes to indicate that the mobile phone is ringing. The LED flashes 3 times blue. After a pause, the flashing is repeated. You can also hear the ring tone of your mobile phone if your mobile phone supports this function.
Using the MM 450 Resetting the settings of the headset You can reset the volume and connection settings of your headset to the original settings. This allows you to prevent that other users of the headset can access your Bluetooth enabled devices. You can then pair 5 new devices with the headset. E Press the Master button e and keep it pressed until the Star LED a flashes 3 times red. The headset switches off (see “Switching the headset off” on page 15).
Transporting the MM 450 Transporting the MM 450 For space-saving transportation, the headset can be folded up flatly and compactly. E Rotate the earcups by 90°. DE E Tuck the earcups between the headband. E Place the headset flat into the transport case. EN FR IT ES Your accessories can be transported in the cover of the transport case: – Audio adapter (6.35 mm jack plug) NL – In-flight adapter (3.
Cleaning the MM 450 Cleaning the MM 450 Cleaning the headset CAUTION! Liquids can damage the electronics of the device! Liquids entering the housing of the device can cause a shortcircuit and damage the electronics. E Keep all liquids far away from the device. E Do not use any cleansing agents or solvents. For reasons of hygiene, you should clean the headset regularly: E Before cleaning, make sure that the headset is not recharged via the mains. E Only use a soft, slightly damp cloth to clean the headset.
If a problem occurs ... If a problem occurs ... Problem Possible cause Solution No operation indicator – headset cannot be switched on The battery pack is flat. Recharge the battery pack (page 8). No audio signal when the audio cable is connected The jack plug of the audio cable is not properly connected. DE Check the connection to your audio source (page 13). EN No audio signal The headset is switched during Bluetooth off. connection The headset is not paired with an audio source.
Accessories and spare parts Accessories and spare parts The following MM 450 accessories are available from your specialist dealer: 24 Cat. No. Accessory/spare part 531404 Earpads, 1 pair 531405 Headband padding, 1 pair 521829 PSC 03R-050 mains unit with 4 country adapters (EU/UK/US/AU) 531406 Audio cable (2.5 mm jack plug to 3.5 mm jack plug) 525731 In-flight adapter 3.
Specifications Specifications Transducer principle dynamic, closed Ear coupling supra-aural Frequency response 15–22,000 Hz Nominal impedance active/passive 590/100 Sound pressure level at 1 kHz and 1 Volt 107 dB SPL THD at 1 kHz < 0.1% Audio connector 3.5 mm stereo jack plug Audio adapter 6.35 mm stereo jack plug In-flight adapter 3.5 mm double mono jack plug Cable length Audio cable Charging cable 1.4 m 0.8 m Weight 105 g BA 370 PX battery pack Charging time Operating time 3.
Manufacturer Declarations Manufacturer Declarations Warranty Sennheiser Communications A/S gives a warranty of 24 months on this product. For the current warranty conditions, please visit our web site at www.sennheiser.com or contact your Sennheiser partner.
Manufacturer Declarations This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications.
Sennheiser Communications A/S 6 Langager 2680 Solrød Strand Denmark Phone: +45 5618 0000 Fax: +45 5618 0099 www.sennheisercommunications.com Publ.
