Operating and display elements
Mitel 622 DECT Phone 15
eud-1720/1.0 – R3.0 – 08.2015
Key designations and sockets
Key Press In the state... Description
1 Loudspeaker
2 LED indicator 3 colours LED as per Table in
chapter
"Indicator LED signals",
page 32
3 Display TFT colour display
4 Side keys + / - short • Idle state
• In a connec-
tion
• Call up the phone number
• Adjusting the volume
Middle side key short all states Excute configured call number
long Idle state Configure side key