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16
EN
Dialing tone error • Check you have dialed the correct number
• Memories of the phone must be programmed as described in
Call chapter
Bad voice quality • Voice quality may change from a call to another one. End call
and start a new call.
• Download and upload of files may reduce the flow for VoIP
traffic
Voice quality changes • Voice quality is linked to Quality of Service (QOS) of the
provider
No sound on PC
loudspeaker
• On your PC, open panel Control, then open Sound
parameters. In Audio tab, use default settings.
Problem Tip
Troubleshooting
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