GB
3.10 Reset to factory defaults
To restore the default settings the unit must first be switched off. Then press and hold the + (A:10) and – (A:11) buttons at
the same time while also pressing the (A:9) On/Off/Mode button. This is confirmed by the voice message "restore factory
defaults".
4. IMPORTANT USER INFORMATION
It is recommended that the wearer ensure that:
• The ear-muffs are fitted, adjusted and maintained in accordance with the manufacturer's instructions.
• The ear-muffs are worn at all times in noisy surroundings.
• The ear-muffs are regularly inspected for serviceability.
Warning!
If the recommendations above are not adhered to, the protection afforded by the ear-muffs will be severely impaired.
• This product may be adversely affected by certain chemical substances. Further information should be sought from the
manufacturer.
• Ear-muffs, and in particular cushions, may deteriorate with use and should be examined at frequent intervals for
cracking and leakage, for example.
• The fitting of hygiene covers to the cushions may affect the acoustic performance of the earmuffs.
5. MAINTENANCE (figure I)
5.1. Removing/replacing ear cushions
(I:1) Slide your fingers under the edge of the ear cushion and pull straight out.
(I:2) Insert a new ear cushion by pressing until it snaps into place.
5.2 Cleaning
Remove the ear cushions (A:5) and attenuation cushions (A:6) if you have been wearing the hearing protector for a long
time or if moisture has gathered inside the cups. Clean and disinfect the cups, headband and ear cushions regularly with
soap and warm water. Make sure the soap is known not to be harmful to the wearer. Allow the hearing protector to dry
before you use it again.
Note! Do not immerse the hearing protector in water!
5.3 Storage and operating temperature
Remove the batteries before storing the product. Do not store the hearing protector at temperatures above +55°C, (for
example on a dashboard, parcel shelf or window sill), or at temperatures below –40°C. Do not use the hearing protector at
temperatures above +55°C, or below –20°C.
7. CONFORMANCE STATEMENT
WEEE (Waste Electrical and Electronic Equipment) Symbol:
Below requirement applies in the European Union.
Do NOT dispose your product as unsorted municipal waste!
The crossed-out wheeled-bin symbol indicates that all EEE (Electrical and Electronic Equipment), batteries and accumula-
tors must be disposed of according to local law by the use of available return and collection systems.
8. TECHNICAL DATA
8:1 Attenuation values, SNR (figure J)
(J:1) Headband
(J:2) Helmet attachment
(J:3) Neckband
8.2 Explanation of the attenuation data tables
1. Frequency (Hz)
2. Mean attenuation (dB)
3. Standard deviation (dB)
4. Assumed Protection Value (dB)
5. Weight
4