Phone buttons
| Button Number | Description | 
| 1 | Superkey | 
| 2 | Cancel | 
| 3 | Hold | 
| 4 | Speaker | 
| 5 | Prime Line | 
| Personal Keys with indicators | |
| 12 | Transfer/Conference | 
| 13 | Message | 
| 14 | Softkeys | 
| 15, 23, 24 | Unused | 
| Personal Keys | |
| 25 | Down Arrow | 
| 26 | Up Arrow | 
| 27 | Redial | 
| Phone status indicators | 
 | 
| When line is | the indicator is | 
| Idle | Off | 
| Busy | On | 
| Ringing | Flashing slowly | 
| On hold at your set | Flashing rapidly | 
| On hold at another set | Flashing slow on/fast off | 
Conventions
The following conventions are used in this user guide:
z
zSoftkeys are identified by bold letters and the word "softkey" (for example, "Press the Yes softkey.").
zText that appears on the display is identified by double quotes (for example, "Language?").