Backlight; Backlight Brightness And Time Configuration - Yealink T58A Administrator's Manual

Phone UI
Parameter
Description
Permitted
Values
Default

Backlight

You can change the brightness of LCD backlight when the device is active (in use). The brightness of LCD
backlight automatically changes when the device is idle for a specified time.
You can change the brightness of LCD backlight and time in the following settings:
Backlight Active Level: The brightness level of the LCD backlight when the device is active.
Backlight Time: The delay time to change the brightness of the LCD backlight when the device is inactive.
Backlight time includes the following settings:
• Always On: Backlight is on permanently.
15s, 30s, 1min, 2min, 5min, 10min or 30min: Backlight is changed when the device is inactive after
•
the designated time (in seconds).
•

Backlight Brightness and Time Configuration

Backlight Brightness and Time Configuration
The following table lists the parameters you can use to configure screen backlight brightness and time.
Parameter
Description
Permitted
Values
Default
Web UI
Phone UI
> Settings > Device Settings > Display > Screen saver > Screensaver
Type(System) > Screensaver background
For Common Area Phones:
(default password: admin) > Screensaver Type(System) > Screensaver
background
screensaver.delete
It deletes the specified or all custom screensaver background.
Example:
Delete all custom screensaver background:
screensaver.delete = http://localhost/all
Delete a custom screensaver background (for example, Screencapture.jpg):
screensaver.delete = http://localhost/Screencapture.jpg
String
Blank
phone_setting.active_backlight_level
It configures the intensity of the LCD backlight when the device is active.
Integer from 1 to 10
8
Settings > Preference > Backlight > Backlight Active Level
> Settings > Device Settings > Display > Backlight > Backlight Active Level
> Settings > Device Settings > Screen Saver
| Device Customization | 62
<y0000000000xx>.cfg
<y0000000000xx>.cfg