User's Manual

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9.9 Call Hold/Resume
The user can press the [Hold] button to maintain the current call, and this button will
become the [ Resume ] button, and the user can press the "resume" button to restore
the call.
Picture 29 - Call hold interface
9.10 DND
User may enable Do-Not-Disturb (DND) feature on the device to reject incoming calls
(including call waiting). The DND can be enabled on line basis.
Enable/Disable phone all lines DND, Methods the following
：

Phone interface
：
Default standby mode
，
1) Press [DND] button to enter the DND setting interface, select line or phone to
enable DND, the icon will become red .
2) Press [DND] button to enter the DND setting interface and disable DND, the
icon will be become blue .
Picture 30 - Enable DND