Key Description - Aastra 6739i User Manual

Sip telephone at the opencom 1000 communications system

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Aastra 6739i SIP Telephone

Up to three key extensions can be connected: three key extensions of either the

M670i type or three of the M675i type. Key extensions cannot be combined on the

OpenCom 1000 communications system.

Aastra M670i

Key Description

The following table explains the 14 dedicated keys of the Aastra 6739i.

Aastra 6739i

Keys

Aastra M675i

Key Description and Function

Options key: accesses the Options List menu card

(please refer to Settings via the Options Menu

starting on page 27).

Caller key: opens the list of missed calls (please refer

to Caller Lists starting on page 12).

Phone book key: opens the phone book of the

OpenCom 1000 communications system (please

refer to Phone book starting on page 14).

Services key: activates/deactivates call protection

(DND: Do Not Disturb).

Conference key: establishes a conference

Transfer key: transfers the current call to another

subscriber

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