Spectralink 7622/7642 Handset User Guide
Spectralink 76-Series Handset User Guide.docx
April 2023 28
Note:
Normally, the ear speaker volume has 8 steps (except when using HAC, that only
allows use of step 3-8). If enabling echo cancellation, it is possible to increase the
volume with 2 more steps (1-10). For more information, see “Echo Canceller” on page
Note:
You can also turn the speakerphone on to use the handset hands free. For more
information, see “Turning Speakerphone On/Off” on page 42 .
To turn Speaker Volume Up
• While off hook, press top of volume key to turn up volume.
To turn Speaker Volume Down
• While off hook, press bottom of volume key to turn down volume.
Locking Keypad
You can lock keypad to prevent keys from being accidentally pressed. If using screen lock,
then keypad lock is automatically disabled.
To Lock/Unlock Keypad
• Press Menu followed by * to lock keypad.
• Press Unlock followed by * to unlock keypad.
To answer a call when keypad is locked, press
. When you end the call, the keypad
automatically locks.
Setting Screen Security
You can set up a PIN (minimum 4 digits, maximum 12 digits) for your handset screen and
define the screen to auto lock after a period of time of inactivity, requiring a PIN. This will
prevent unauthorized access to your handset.
It is possible to make emergency calls to predefined emergency numbers from the Screen
Lock menu or from a locked handset. If the handset is locked, a lock icon
appears in the
display. The numbers must be stored in the local phone book before you can define them as
emergency numbers. For more information about adding names/numbers to local phone
book, see "Managing Contacts" on page 55.