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Features
Automatic Callback (ACB)
Automatic Callback (ACB)
After reaching a busy/DND station, you can set ACB to have the system call you back when the called station becomes available. You can also set ACB to place you in a queue for an available CO line, if you reach a line group in which all lines are busy.
➤To set ACB
1. | After reaching either | You hear busy tone, followed |
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| NO. 204 |
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| a busy/DND station | by dial tone (two secs.), then |
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| INT 210 ACB SET |
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| or CO line, press | busy tone. |
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| $XWR&DOOEDFN | When you set ACB at a busy |
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| ...or . |
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| station, its number (210) |
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| displays. |
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| When you set ACB at a busy |
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| line group, its access code |
| NO. 204 |
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| number (801) is displayed. |
| INT 801 ACB SET |
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2. | Hang up | You can make other calls while waiting for the called | |||
| ...or press 6SNU. | station/line to become available. |
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3. | Your telephone rings | For busy/DND station: the |
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| NO. 204 |
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| at a fast rate when the | [DN] LED flashes green |
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| 210 ACB |
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| called station or CO | (incoming call). The station |
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| line becomes idle. | number you called (210) |
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| displays. |
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| For busy CO line: the [DN] |
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| NO. 204 |
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| LED from which you |
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| LINE 3 ACB |
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| attempted to first access the |
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| line flashes red (incoming call |
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| rate). The seized line’s |
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| number (3) displays. |
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Strata DK Digital Telephone 6/00 | 25 |