User Manual

Yealink Skype for Business HD IP Phones Administrator Guide
134
To configure the power Indicator LED via web user interface:
1. Click on Features->LED.
2. Select the desired value from the pull-down list of Common Power Light On.
3. Select the desired value from the pull-down list of Ringing Power Light Flash.
4. Select the desired value from the pull-down list of Voice Mail Power Light Flash.
5. Select the desired value from the pull-down list of Mute Power Light Flash.
6. Select the desired value from the pull-down list of Hold/Held Power Light Flash.
7. Select the desired value from the pull-down list of Talk/Dial Power Light On.
8. Click Confirm to accept the change.
Contrast
Contrast determines the readability of the texts displayed on the LCD screen. Adjusting the
contrast to a comfortable level can optimize the screen viewing experience. When configured
properly, contrast allows users to read the LCD’s display with minimal eyestrain. You can
configure the LCD’s contrast of T40P and EXP40 connected to T48G/T46G Skype for Business
phones. Make sure the expansion module has been connected to the Skype for Business phone
before adjustment. Contrast is not applicable to T42G/T41P Skype for Business phones.
Procedure
Contrast can be configured using the configuration files or locally.
Configuration File
<y0000000000xx>.cfg
Configure the contrast of the LCD
screen.
Parameter:
phone_setting.contrast
Local
Web User Interface
Configure the contrast of the LCD
screen.
Navigate to:
http://<phoneIPAddress>/servlet?p