Use this procedure to set a custom background image for Avaya J100 Expansion Module (JEM24).
You can set a built-in image or a custom image for your JEM24 display. Contact your administrator to upload custom background images to the phone.
You can change the background image of the JEM24 using the phone menu.
Note:
You cannot set a background image when the phone is downloading custom images. During the download, the phone screen displays Downloading images to module.