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User Manual
Ascom i75 VoWiFi Handset
Call Failed
Unable to contact the called handset.
User Busy
The person being called is already engaged in another call, or has declined your call.
Invalid Number
The called number does not exist in the system, or the connection between the VoIP
Gateway and the PBX is lost.
17.3 Environmental Requirements
i75 VoWiFi Handset
• Only use the handset in temperatures between 0
• Avoid exposing in direct sunlight or close to other heat sources.
• Protect your handset from aggressive liquids and vapours.
• Keep the handset away from strong electromagnetic fields.
Battery
• Do not immerse the battery into water or throw into fire.
• Use the desktop charger or the wall mounted charging rack for charging. Charge the
battery for at least one hour the first time you use the battery. Note that the wall
mounted charger with a battery pack adapter has to be used if the battery alone is to
be charged.
2008-11-10/ Ver. D
o
o
C to +40
C.
TD 92319GB
56
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