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Putting the MM 450-X into operation

12 | 

MM 450-X 

Pairing the MM 450-X with an audio source

When switching the headset on 

for the first time

, it will automatically go

into pairing mode. The headset is waiting to be paired with a 

Bluetooth

enabled device.

Press the 

Master

button 

 and keep it pressed until the 

LED 

1

alternately flashes blue and red. 

On your audio source, activate the 

Bluetooth 

function “Add a new

device”. 

Proceed as described in the instruction manual of the audio source. 

If a suitable audio source is found, the devices will exchange device identi-
fication information. The 

LED

1

 flashes 3 times blue and you hear an

ascending beep. The devices have identified each other and the headset is
paired with the audio source. 

If no device is found within approx. 5 minutes, the 

LED

1

 flashes

3 times red and you hear a descending beep. The headset will then try for
3 minutes to connect to one of the up to 8 previously paired audio sources.
If this fails, the headset automatically switches off after 60 minutes.

In this case, repeat the necessary steps to pair the headset with the
audio source again.

Disconnecting the Bluetooth connection

The 

Bluetooth

button

 is backlit, indicating the current setting. The

backlighting goes off after a short time to conserve energy. 

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. This setting is retained

until the 

Bluetooth

 function is switched on again.

To switch the headset off:

Press the 

Master

button

 and keep it pressed until the 

LED

1

flashes 3 times red.
You hear a descending beep. The 

Bluetooth

 connection is automatically

deactivated. The headset switches off.

To switch the 

Bluetooth

 function off:

Press the 

Bluetooth

button

 and keep it pressed until the 

LED

1

flashes 3 times red. You hear a descending beep. 
The 

Bluetooth

button

 goes off. The 

Bluetooth

 function is switched

off.

Make sure that your headset is switched off (see “Switching the
MM 450-X on/off“ on page 14).

5

1

1

PIN code

When the audio source prompts for a password or PIN code, enter
the default PIN code “0000”.

1

5

1

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Summary of Contents for MM 450-X TRAVEL

Page 1: ...MM 450 X Instruction manual...

Page 2: ...X to the audio source 11 Connecting the MM 450 X using the audio cable 13 Switching the MM 450 X on off 14 Using the MM 450 X 15 Adjusting the MM 450 X to the listening situation 15 Changing the volum...

Page 3: ...special attention e g in traffic Preventing damage to the product and malfunctions Always keep the product dry and do not expose it to extreme temper atures hairdryer heater extended exposure to sunli...

Page 4: ...ve product Only use battery packs rec ommended by Sennheiser Dispose of the battery pack at special collection points or return it to your specialist dealer Switch battery pack powered products off af...

Page 5: ...xacting standards of musicians and audio engineers who love the exceptional dynamic range and high fidelity it provides Now available on selected consumer devices the apt X technology ensures that mus...

Page 6: ...X USA FCC ID DMOCBSSAB Canada IC 2099D MMBTX IC 2099D MMBTX IC 2099D MMBTX IC 2099D MMBTX Europe Australia New Zealand Singapore Taiwan CCAB09LP4110XX Japan R 203WWJN000007 Russia ME61 Korea SE9 xxxx...

Page 7: ...until the desired setting is made or the desired action is completed Pictogram Meaning This pictogram symbolizes a flashing This pictogram symbolizes an interruption This pictogram symbolizes an inte...

Page 8: ...th NoiseGard A Headband Ear pad Microphone Socket for charging cable NoiseGard button Battery pack compartment Socket for audio cable Microphone Bluetooth button A 1 LED 4 Rewind button 2 Fast forward...

Page 9: ...he battery pack lights up red When the battery pack is fully charged the LED on the battery pack lights up green When the battery pack is almost flat the LED 1 flashes red You hear a short descending...

Page 10: ...set This is helpful if you are using a spare battery pack to be ordered separately To charge the battery pack inside the headset Open the cover of the battery pack compartment on the left ear cup Conn...

Page 11: ...battery pack is being charged The LED on the battery pack lights up red After charging unplug the mains unit from the wall socket If you have charged the battery pack outside the headset Insert the c...

Page 12: ...the headset with a ninth audio source the saved connection profile of the first Bluetooth device will be overwritten If you want to re establish a connection with the first audio source you have to p...

Page 13: ...es off after 60 minutes In this case repeat the necessary steps to pair the headset with the audio source again Disconnecting the Bluetooth connection The Bluetooth button is backlit indicating the cu...

Page 14: ...g of the audio cable to the headphone socket of your audio source or the audio adapter for 6 35 mm jack socket if the 3 5 mm jack plug of the audio cable is too small the in flight adapter if you want...

Page 15: ...the headset is already paired with an audio source but the audio source is switched off or out of range the LED 1 flashes blue The headset will try for 3 minutes to connect to one of the up to 8 prev...

Page 16: ...itched off the MM 450 X can also be used as a conventional headset To switch the NoiseGard function on Press the NoiseGard button for 2 seconds The button is backlit in red and the NoiseGard function...

Page 17: ...mes red You hear a descending beep The Bluetooth button goes off The LED 1 flashes blue and the Bluetooth function is switched off Changing the volume The MM 450 X allows you to change the volume of t...

Page 18: ...ur device supports the AVRCP profile Remote controlling the audio source from the MM 450 X If your headset has a Bluetooth connection to an audio source e g mobile phone iPod MP3 or CD player you can...

Page 19: ...ress a button on your mobile phone to transfer the call see the instruction manual of your mobile phone To manage your calls from your MM 450 X press the Master button 5 or the Bluetooth button Redial...

Page 20: ...your MM 450 X press the Bluetooth button Muting the headset s microphone To mute the microphone on your MM 450 X press the the Bluetooth button Button Duration Function Activates voice dialing Deacti...

Page 21: ...he headset can be folded up flatly and compactly Rotate the ear cups by 90 Fold the ear cups inwards Place the headset flat into the transport case Your accessories can be transported in the front bag...

Page 22: ...You can replace the ear pads Spare ear pads are available from your Sennheiser partner or can be ordered at www sennheiser com under Service Support Grasp the edge of the ear pad behind the ear cup an...

Page 23: ...ooth function on the headset is switched off Switch the Bluetooth func tion on the headset on 16 The audio cable is connected to the headset The connection of the audio cable automatically switches of...

Page 24: ...with the headset Press the Master button 5 and keep it pressed until the LED 1 flashes 3 times red The headset switches off see Switching the MM 450 X off on page 14 Press the Master button 5 and kee...

Page 25: ...attery pack Charging time Operating time 3 7 V 250 mAh Lithium Polymer 3 hrs 8 hrs 10 hrs 20 hrs Operating temperature range 0 C to 40 C Storage temperature range 10 C to 70 C Passive noise attenuatio...

Page 26: ...luetooth to deliver CD quality audio ensuring you are getting the most from your wireless lis tening experience In order to deliver two channel digital sound within the Bluetooth A2DP profile audio co...

Page 27: ...of 92 dB for 16 bit audio and 120 dB for 24 bit audio The overall framework of apt X ensures a high degree of resilience to random bit errors with the bit error response well matched to the audi tory...

Page 28: ...al waste or return them to your specialist dealer In order to protect the environment only dispose of exhausted batteries CE Conformity R TTE Directive 1999 5 EC EMC Directive 2004 108 EC Low Voltage...

Page 29: ...Sennheiser electronic GmbH Co KG Am Labor 1 30900 Wedemark Germany www sennheiser com Publ 12 11 546143 A01...

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