Backlight - Yealink SIP-T40P User Manual

User Guide for the SIP-T40P IP Phone
The default value is 10, you can set to 1-30.
Click Confirm to accept the change.
5.

Backlight

You can configure the backlight to adjust the brightness of the LCD screen. Backlight status on
the LCD screen can be configured from the following options:
Always On: Backlight is on permanently.

Always Off: Backlight is off permanently.

15s, 30s, 1min, 2min, 5min, 10min or 30min: Backlight is turned off when the phone is

inactive after the designated time (in seconds).
To configure the backlight via phone user interface:
Press Menu->Settings->Basic Settings->Display->Backlight.
1.
Press
2.
Time field.
Press the Save soft key to accept the change or the Back soft key to cancel.
3.
Backlight is configurable via web user interface at the path Settings->Preference.
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or , or the Switch soft key to select the desired time from the Backlight