Safety notes
3
Using OpenStage M3, OpenStage M3 Plus,
OpenStage M3 Ex and OpenStage M3 Ex Plus
Using the battery pack for OpenStage M3 and
OpenStage M3 Plus
Headset:
• A corded headset may not be used in the Ex zone. Only Ex authorised Bluetooth headsets
may be used. For more information, consult your system administrator.
USB cable connection:
• Data may not be transferred via USB cable in the Ex zone.
Attention:
• Do not use OpenStage M3 and OpenStage M3 Plus handsets in potentially explosive en-
vironments!
• Please observe local safety regulations when using the handset.
• The ringer, signal tones and handsfree talking (speakerphone mode) are played over the
loudspeaker. Do not hold the handset to your ear when it rings, when a signal tone is emit-
ted or if speakerphone mode is switched on. Otherwise you may seriously and permanent-
ly impair your hearing.
• A transmitter signal is emitted by your handset. Please observe local safety regulations.
• Handsets can interfere with the operation of medical equipment. Please observe the tech-
nical requirements of the relevant environment (hospital, for instance).
• The handset can cause unpleasant humming in hearing aids.
Caution:
• To avoid mutual interference, do not operate the handset in the vicinity of electronic equip-
ment.
• Only use the charging shell provided to charge the handset.
• If you give your handset to someone else, remember to include the operating manual with
it.
Attention:
• Only use the original battery pack from the manufacturer of the OpenStage M3/
OpenStage M3 Plus!
• Do not use a standard rechargeable battery pack. This can result in serious injury and ma-
terial damage (risk of explosion, degradation of battery pack cladding, functional interfer-
ence and handset damage).
• Avoid contact with fire and water.
