1
Safety instructions
y Please read these instructions carefully and
completely before using the headset.
y Make these instructions easily accessible to all users
at all times.
y Always include these instructions when passing the
headset on to third parties.
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
continuous noise exposure during the working day.
Exposure to sounds of higher volume levels or for
longer durations can permanently damage your
hearing!
y Never repair or attempt to repair a defective headset
yourself. Contact your Sennheiser agent or the
Sennheiser Service Department.
y Only replace those parts of the headset whose
replacement is described in this manual. All other
parts of the headset must be replaced by your
Sennheiser agent.
y Protect the headset from humidity. Use only a slightly
damp cloth to clean the headset. For information on
how to clean the headset, contact your Sennheiser
agent.
2
Intended use of the headset
Intended use includes:
• having read these instructions especially the chapter
“Safety instructions”.
• use of the headset within the operating conditions as
described in these instructions.
Improper use
Improper use means use of the headset other than as described in these instructions or use under operating conditions different from those described in these instructions.
3
HMD 46 / HME 46
The HMD 46 / HME 46 headset features dynamic, open
headphones. The noise-compensating microphone
ensures excellent speech transmission even in noisy
environments. Designed for air traffic control, intercom
systems and other communication purposes.
Features
y Extremely lightweight
y Extremely comfortable to wear due to the patented
two-piece automatic headband and soft ear pads
y ActiveGard™ safeguards you from the effects of an
acoustic burst (except HMD 46-31 and HME 46-31)
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 microphone ensures excellent
speech transmission
y Single-sided cable, easy to exchange
y PTT button integrated in the cable (see “Product vari-
ants” on page 10)
4
Delivery includes
y HMD 46 / HME 46 headset
y Cable clip
y Wind and pop screen
y Instructions for use
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.
5
Putting on the headset
When putting on the headset, the patented two-piece
headband adjusts automatically.
Positioning the microphone
Bend the flexible microphone boom so that the microphone is placed at the corner of the mouth. Maintain a
distance of approx. 2 cm between microphone and mouth.