Yealink SIP-T21 E2

Configuring Basic Features
185
expansion module.
Configure the wallpaper with DSSkey
unfold.
Details of the Configuration Parameters:
Parameters
Permitted
Values
Default
phone_setting.backgrounds
Refer to the
following
content
Default.jpg
Description:
Configures the wallpaper displayed on the IP phone idle screen.
For SIP-T48G/S IP phones, it configures the wallpaper when the DSS key list is folded.
Permitted Values:
Default.jpg, 01.jpg, 02.jpg, 03.jpg, 04.jpg, 05.jpg, 06.jpg, 07.jpg, 08.jpg, 09.jpg or 10.jpg or
custom wallpaper name (e.g., wallpaper.jpg)
Example:
phone_setting.backgrounds = Default.jpg
Note: It is only applicable to SIP-T54S/T52S/T48G/T48S/T46G/T46S/T29G IP phones.
Web User Interface:
Settings->Preference->Wallpaper
Phone User Interface:
Menu->Basic->Display->Wallpaper
expansion_module.backgrounds
Refer to the
following
content
Default-
exp50.jpg
Description:
Configures the wallpaper displayed on the expansion module.
Permitted Values:
Default-exp50.jpg, 01-exp50.jpg, 02-exp50.jpg, 03-exp50.jpg, 04-exp50.jpg, 05-exp50.jpg,
06-exp50.jpg, 07-exp50.jpg, 08-exp50.jpg, 09-exp50.jpg or 10-exp50.jpg or custom
wallpaper name (e.g., wallpaper.jpg)
Example:
expansion_module.backgrounds = Default-exp50.jpg
Note: It is only applicable to EXP50 expansion modules connected to the SIP-T54S/T52S IP
phones.
Web User Interface: