Yealink W90B User Manual page 8

No. Item
6 Speakerphone Key
7 Navigation Keys
8 OK Key
9 On-hook Key/Power Key
10 Off-hook Key
11 Keypad
12 TRAN Key
13 Mute Key
14 Microphone
15 Speaker
16 Volume Key +/-
17 Emergency Alarm Button Long press 2 seconds to set off the emergency alarm.
Description
• Switches among the receiver, headset, and handsfree modes.
• Answers an incoming call.
• Places a call in handsfree mode.
Scroll through information or options on the screen.
Confirms actions or enters the main menu.
• Press briefly to return to the previous screen.
• Long press to return to the idle screen.
• Press to turn the handset on.
• Long press on the idle screen to turn the handset off.
• Cancels actions or ends a call.
• Rejects an incoming call.
• Answers an incoming call.
• Enters the redial calls list.
• Places a call in receiver or headset mode.
Provides digits, letters, and special characters.
Transfers a call to another party.
Toggles mute feature on or off.
Picks up audio.
Outputs audio in handsfree mode.
Adjusts volume.
Note: The settings for this button are configured on the DM where
the handset is registered. They cannot be set or changed on the
handset. Contact your administrator for more information on which
alarm type pressing the alarm button will initiate and whether it is
possible to terminate the alarm from the handset.
| Getting Started | 8