Topcom Butler 3400/Twin/Triple/Quattro
8Call transfer and Intercom between two handsets
These functions only work when more then one handset (like a Twin/Triple/ Quattro version) is registered to the base!
8.1Call transfer and conference call during an external call
During an external call, press the INT key followed by the number
ÎThe other handset will start to ring:
–When the other handset takes the line you can talk internally.
If you hang up, the external line will be connected with the other handset.
If you press and hold the INT key for 3 seconds you can talk with the 2nd handset and external line at the same time (conference call)
–Or press the INT key again to return to the external call.
Press the Line button 
to end the call.
8.2Internal call (intercom)
In standby press the INT key followed by the number 
. Î If the other handset answers the call by pressing the Line button you can talk internally.
ÎPress the Line button 
to end the call.
9 | Troubleshooting |
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Problem | Possible cause | Solution | |
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No Display | Batteries not charged | Check the position of the | |
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| batteries |
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| Recharge the batteries |
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No dialling tone | Telephone cable not | Check the connection | |
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| properly connected | of the telephone cable |
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Volume of conversation partner |
| Adjust the volume during the | |
too low |
| conversation by pressing the | |
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| volume key |
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Handset ringer volume too low |
| Adjust the ringer volume | |
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Not possible to dial a number | Wrong dial mode | See §5.13 to set the correct dial | |
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| mode |
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10 | Technical Data |
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Range: | up to 300 m in open space | ||
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| up to 50 m in buildings | |
Dialling options: | DTMF (tone) and Pulse | ||
Batteries: | 2 x 1.2V, 600 mAh AAA Type NiMH rechargeable | ||
Max. standby time: | approx. 100 hours |
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Max. talk time: | 11 hours |
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Ambient temperature: | +5 °C to +45 °C |
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Permitted relative air humidity: | 25 to 85 % |
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Power supply base adapter: | 220/230V , 50 Hz |
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Memories | 10 indirect with max. 25 digits | ||
ENGLISH
Topcom Butler 3400/Twin/Triple/Quattro | 7 |
