Before using Your Telephone...
Thank you for purchasing the NEC "Xen Topaz" system.
Due to the flexibility built into the system, your Dialling Codes and Feature Capacities may differ from those
in this guide. Check with your Supplier / System Administrator and make a note of any differences.
Using Your Telephone
NEC AT-21 Single Line Telephone is displayed here. This User Guide describes general analogue Single Line
Telephone (SLT) procedures. Refer to the User Guide included with to your specific SLT for details on
additional key functions.
Handset
Dial Keys
Message Lamp
Ring Key
Redial Key
Flash Key
Volume Control Keys
1
Forwarding Calls / Do Not Disturb
Do Not Disturb (DND)
8
4
7
When you set DND, the Internal Dial Tone pattern changes.
Call Forwarding / Follow Me
CFW Condition
8
8
8
?
Busy / No Answer
No Answer
2
6
3
Follow Me
7
Dual Ring
4
Immediate
0
Cancel
When you set a Call Forward, the Internal Dial Tone pattern changes.
Call Forward Off-Premise
6
7
1
3
When you set a Call Forward, the DND/CONF Key's lamp flashes and the Internal Dial Tone pattern
changes.
1
DND : Trunk Incoming Call
2
DND : Intercom Incoming Call
3
DND : Trunk & Intercom Incoming Call
DND : Transferred (CFW) Call
4
0
DND : Cancel
Extension Number
CFW Type
?
?
?
?
FWD All Calls
2
3
FWD Outside Calls only
4
FWD Intercom Calls only
Telephone Number
0
?
?
?
To Cancel
6
Need help?
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