Your 8403 Voice Terminal
The 8403 voice terminal has an innovative design to make it easy to use the many features of the DEFINITY® Communications System Generic 1 and Generic 3, the DEFINITY® Enterprise Communications Server (ECS) Release 5, and System 75. Familiarize yourself with your 8403 voice terminal, shown in Figures 1 and 2 and explained on the following pages.
Handset
Volume control button
Transfer button 
Feature button 
Conference button 
Test button
Drop button
Handset jack
a | b | c |
|
|
|
| Volume |
|
|
|
| Message | ||||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 1 |
| ABC |
| DEF | |||
|
|
| Feature | Transfer |
|
| 2 |
| 3 |
| |||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| GHI |
| JKL |
| MNO | ||
|
|
| Test | Conf |
| 4 |
| 5 |
| 6 |
| ||||
|
|
|
|
|
|
|
|
|
|
|
| ||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| PQRS |
| TUV |
| WXYZ | ||
|
|
| Mute | Drop |
| 7 |
| 8 |
| 9 |
| ||||
|
|
|
|
|
|
|
|
|
|
| |||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Speaker | Ring |
| * |
| O |
| # |
| ||||
|
|
| Hold |
|
|
|
|
|
|
|
|
|
| ||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| ||||
Mute |
| Hold/Ring |
|
|
|
|
|
| |||||||
button |
| button |
|
|
|
|
|
| |||||||
|
|
|
|
|
|
|
|
| |||||||
| Speaker |
| Dial pad | ||||||||||||
|
| button |
|
|
|
|
|
|
|
| |||||
Feature Directory
3 Call appearance buttons Message light
Line jack (on back of LINE voice terminal)
Speakerphone/ headset adapter jack (on back of voice terminal)
Figure 1. One Version of the 8403 Voice Terminal
1
