Operation Manual

MAKING AND RECEIVING CALLS
Helpline UK 0844 800 6503
(See chapter “Helpline“ for costs and hours of operation)
information please refer to the user guide of the
PABX.
Set the receiver volume
The receiver volume is adjusted using a switch
(12).
• Slide the switch to the left:
Low receiver volume.
• Slide the switch to the middle:
Medium receiver volume.
• Slide the switch to the right:
Amplification to +35 dB.
Setting the ringing volume
The ringing volume is adjusted using a switch
(15).
• : Turn off ringing volume.
• : Low ringing volume.
• : High ringing volume.
Attention: This phone is capable of providing
extremely loud volumes when the amplifier is
activated and the volume control is set to maxi-
mum. The utmost caution is necessary when the
phone is used jointly by people with normal hea-
ring and other with impaired hearing.
GB