Audible tones
The FCT generates audible tones in your telephone set, thus providing the same service characteristics as the one given by the traditional fixed network.
The following table describes the nature of the main tones you will get when using the unit. Other standard call progress tones, such as busy tone, number obtainable or ring back tone, are provided directly by the network.
Note: some tones can vary depending on your network operator.
Tone | Name | Nature | It means... |
1 | Dial | Regular tone when picking up the | The phone is in service and you can start your call. |
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| phone |
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2 | Special dial | Intermittent | The phone is in service and you can start your call, but you |
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| when picking up the phone | have some subscriber service (call forward, barring or hot |
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| line) activated. |
3 | No service | Intermittent | No service available. |
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| when picking up the phone | Check Light indicators on page 33. |
4 | Howler | Loud and acute tone | You have left the handset lifted for too long without any call |
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| in progress. |
5 | Minute minder | One beep every minute while in | It informs you about how long the call is being in progress. |
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| conversation |
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6 | Voice Mail alert | When picking up the phone, three | You have a voice mail in your voice mailbox. You need to call |
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| beeps and then regular dial tone | your mailbox to retrieve it. See Voice mail on page 29. |
7 | Positive | One beep | Subscriber service successfully activate or positive |
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| indication when interrogation. |
8 | Negative | Three beeps | Negative indication when interrogation. |
9 | Error | One deep tone | Subscriber service not activated or programming procedure |
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| not successfully performed. |
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