| Selector No. | Function |
| Setting and Specifications | |||
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| No. 1 | 2 |
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1 |
| Tone signal transmission time | 0 | 0 | : 70 ms |
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| 0 | 1 | : 80 ms |
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2 |
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| 1 | 0 | : 90 ms |
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| 1 | 1 | : 100 ms |
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| No. 3 | 4 |
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3 |
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| 0 | 0 | : 70 ms |
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| Min. pause in tone dialing | 0 | 1 | : 80 ms |
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4 |
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| 1 | 0 | : 90 ms |
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| 1 | 1 | : 140 ms |
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| 5 |
| Attenuator for pseudo ring | 0: 0 dB | 1: 8 dB | ||
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| 0: 0 dB | 1: 4 dB | ||||
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| backtone to the line (selectable | |||||
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| in the range of | 0: 0 dB | 1: 2 dB | |||
| 8 |
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| increments) | 0: 0 dB | 1: 1 dB | |||
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-Selectors 1 through 4: Tone signal transmission time length and Min. pause in tone dialing
These selectors set the tone signal transmission time length and minimum pause in tone dialing.
(Example: If “1,” “2,” “3,” “4,” and “5” are dialed.)
- Selectors 5 through 8: Attenuator for pseudo ring backtone to the line
These selectors are used to adjust the sound volume of a ring backtone in the F/T mode, an
The larger the value specified by these selectors, the greater the attenuation.
App. | Confidential |