Panasonic KX-NCP500 User Manual page 190

1.15.1 Operation List
Features
Message Waiting
DND Override
*2
*1 KX-HGT100 users cannot originate a conference call, but can be added as members.
*2 KX-HGT100 users cannot use DND Override to call someone who has set the DND feature, but can let other extensions call them
using DND Override when the DND feature is set.
190 User Manual
1.2.4 When the Dialled Line is Busy or There is No Answer
Leaving a Message Waiting Indication/Calling Back the
Caller Who Left an Indication (Message Waiting)
1.2.4 When the Dialled Line is Busy or There is No Answer
To an Extension Refusing the Call (DND Override)
Refer to