Yealink SIP-T22 - Manual (Page 29)

Customizing Your Phone
17
You can customize your SIP-T22P/SIP-T22 IP phone by personally configuring certain
settings, for example, backlight, time & date and ring tones. You can add contacts to the
phone’s local directory manually or from call history. You can also personalize different
ring tones for different callers.
This chapter provides basic operating instructions for customizing your phone. Topics
include:

General Settings

Audio Settings

Contact Management

Call History Management

System Customizations
If you require additional information or assistance with your new phone, contact your
system administrator.
You can configure the backlight status on the LCD screen as the following types:

Always Off: Backlight is turned off permanently.

Always On: Backlight is on permanently.

15, 30, 60, 120, 300, 600 or 1800: Backlight is turned off when the phone is inactive
after the specified time (in seconds).
To configure the backlight via web user interface:
1. Click on Settings->Preference.