
1.1Before Operating
Operating example
Example: “Interrupting an Existing Call (Executive Busy Override)”, Executive Busy Override — Extension
Applicable telephone:
A PT (Proprietary Telephone) user can follow the operating steps below.
Applicable telephone:
Any Telephone (PT and SLT) user can follow the operating steps below.
| Interrupting an Existing Call (Executive Busy Override) |
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Executive Busy Override — Extension |
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Basic Operations
Allows you to connect to an existing intercom (extension) call.
System Programming is required to use this feature.
Any Telephone
If you make an intercom call and while hearing a busy tone
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3 | is now established. |
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Dial 3. | Confirmation tone (optional) |
To leave the conference
Any Telephone
The other two parties continue their conversation.
Hang up or press
Feature description

Operation steps
To terminate one party and talk to the other
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| CO |
| INTERCOM |
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| Press the CO or INTERCOM | Confirmation tone (optional) |
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| of the party to remain connected. |
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| • If all three parties are extensions, this operation is not available. |
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• This feature does not work when “Data Line Security” or “Executive Busy Override Deny” | Additional | |||||
| is set at either or both of the other parties. | |||||
| • | When a | information | |||
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| all parties. The tone can be disabled. | ||||
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☞• 1.3 Making Calls, ‘Denying “Interrupting an Existing Call”(Executive Busy Override Deny)’
•1.7 Useful Features, “Conference
•1.7 Useful Features, “Data Line Security”
•See the Installation Manual, Section 3, “Executive Busy Override”.
The feature and program reference
! | • | If your telephone is not noted in the operation steps (ex. only “PT” is noted and you are |
| using a single line telephone), this means your telephone cannot execute that feature. | |
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| • | If your telephone can perform several operations for one feature, you can select the method |
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| according to your needs. |