Custom backgrounds on the J series phones are very easy. It requires settings to be placed in the 46xxsettings.txt file located on the root of the IP Office’s HTTP server. It is advised that this file stay auto-generated. At the bottom of the file is a line that includes the 46xxspecials.txt file. This is where we will make our customization.

One thing to keep in mind is that the image resolution MUST be 320×240 otherwise it will not work.

Parameters

The lines that need to be added are:

Parameter Options Example
BACKGROUND_IMAGE Format: jpeg

Max size 256KB

Resolution 320×240

Use comma seperated for multiple

Max 5

SET BACKGROUND_IMAGE pic.jpg
BACKGROUND_IMAGE_DISPLAY Which file above should be displayed by default SET BACKGROUND_IMAGE_DISPLAY pic.jpg
BACKGROUND_IMAGE_SELECTABLE If the user can change their background 1=yes, 0=no SET BACKGROUND_IMAGE_SELECTABLE 1

Example file:

SET BACKGROUND_IMAGE debian.jpg
SET BACKGROUND_IMAGE_DISPLAY debian.jpg
SET BACKGROUND_IMAGE_SELECTABLE 1

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