Do Not Disturb - Siemens Hicom 300 User Manual

If authorised you can use this feature to prevent incoming calls on your
extension. Outgoing calls can be made in the normal manner.
A Secretary Set T24/25 and the switchboard are able to override the feature
if required.
Activate Do Not Disturb
- press Do Not Disturb key or dial ∗ ∗ ∗ ∗ ∗ 20
- display shows - DO NOT DISTURB
- Do Not Disturb LED is on
When you lift your handset, special dial tone will also be heard to remind you
that the feature is activated.
Cancel Do Not Disturb
- press Do Not Disturb key or dial #20
- display shows - DO NOT DISTURB
- Do Not Disturb LED goes off
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Do Not Disturb

ACTIVATED
DEACTIVATED