| 1 | 1 LCD Screen Displays features such as date, time, phone number, aller ID, call waiting, line/call status and call time. | 
												
													| 2 | Blinks when a message is waiting or a call is coming in. | 
												
													| 3 | 15 programmable keys can be configured by the system administrator in AltiWare Administrator as a Busy Lamp Field (BLF) key, an  AltiServ Feature Code key, an Admin Defined # key, a Line Park key, a All Record key, a Workgroup Status key, or a User Defined #key. | 
												
													| 4 | Greeting access button. | 
												
													| 5 | Activity code access button | 
												
													| 6 | Voice mail access button. | 
												
													| 7 | Incoming voice path through speaker, indicated by the button's blinking light. | 
												
													| 8 | Hook switch for headset device. | 
												
													| 9 | Initiates a conference call, indicated by the button's blinking light. | 
												
													| 10 | Places a call on hold, indicated by the button's blinking light. | 
												
													| 11 | Engages or disengages mute function. | 
												
													| 12 | Enables speaker. | 
												
													| 13 | Displays the phone's menu | 
												
													| 14 | up/down button let you scroll through text on the LCD screen. right button selects a menu item or setting.
 button returns to previous configuration menu or deletes th elast digit input.
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													| 15 | Confirms selections made in the LCD, including settings. | 
												
													| 16 | Releases a call, exits from the menu, releases phone from an active state. | 
												
													| 17 | Redials up to last 16 calls and up to 32 digits. | 
												
													| 18 | Displays a list of station Speed Dial entries configured through AltiView/AltiAgent or AltiAdmin/ACM Admin. To make an outgoing call, use the up/down buttons to select a Speed Dial entry, then press Enter. | 
												
													| 19 | Displays the caller IDs of up to 99 incomings calls. To dial, use the up/down buttons to select a call log entry, then press Enter. | 
												
													| 20 | For system feature codes that need a flash to complete. | 
												
													| 21 | Transfers a call. | 
												
													| 22 | Adjusts volume of ringer, speaker, handset and headset. | 
												
													| 23 | Functions like a dial on a traditional teltphone and is also used for inputting some settings that are accessed through the phone's menu. |