3.1 Faults and Damage
• If there is any reason to suspect that the safety of the product has been impaired, it
must be whitedrawn from use and removed immediately from the Ex-area. We recom-
mend that the product be returned to the manufacturer for inspection. The safety of
the device may be compromised if, for example:
• there is visible damage to the housing.
• the product has been subjected to excessive loads.
• the product has been improperly stored.
• the product has been damaged in transit.
• unit markings or inscriptions are illegible.
• malfunctions occur.
• permitted limit values have been exceeded.
• minimum distance of 10 cm between the device and ear!
4. Operating Elements
Figure 4.1
Red button
Battery indicator
Microphone
PTT button
Channel
Down
button
Headset jack
Volume + button
Bluetooth indicator
Power button
Volume – button
Channel Up
button
Multifunction button
Loudspeaker
Charging port
5