JEM24 background and screen saver image configuration parameters

Last Updated : Apr 17, 2026 |
Prolog information
Use the 46xxsettings.txt file to configure the following parameters:
Parameter Name
Default value
Description
BACKGROUND_IMAGE_JEM_FOLLOW_PRIMARY
Specifies whether the Avaya J100 Expansion Module background image always follows the primary display or can have a separate background image.
The options are:
BACKGROUND_IMAGE_JEM
Specifies a comma-separated list of custom background images for the Avaya J100 Expansion Module display.
The value is separated by commas without any intervening spaces.
Avaya J100 Expansion Module supports up to 5 background images with the following limitation:
  • Only jpg format files are supported.
  • The maximum file size is 256 KB.
  • The file names are case sensitive.
  • The color depth is limited to 16 bits.
The Avaya J100 Expansion Module has a resolution of 272 x 480 pixels.
The files must be stored in the directory specified by HTTPDIR or TLSDIR.
The file names must be comma-separated without intervening spaces. You can define absolute URLs, absolute paths, relative paths, macros, or file names for the image files.
  • An absolute URL. For example, http://username:password@provisioning.example.com:8088/path/image1.jpg
    If the server requires credential authentication, the credentials must be defined in the URL string.
  • An absolute path that ignores HTTPDIR or TLSDIR. For example,/path/image1.jpg
  • A relative path that is appended to HTTPDIR or TLSDIR. For example,path/image1.jpg
  • Macros. The actual values replace the macros. For example,
    • "$SERIALNO"is replaced with the phone serial number in uppercase.
    • "$MACADDR"is replaced with the phone MAC address in lowercase without intervening colons.
    • "$MODEL4"is replaced with the four-character phone model number in uppercase.
  • File name.
For example, SET BACKGROUND_IMAGE_JEM "background_example1.jpg,background_example2.jpg"
BACKGROUND_IMAGE_DISPLAY_JEM
Specifies the background image to be displayed on the Avaya J100 Expansion Module.
The default value is empty.
To select one of the seven built-in default images, specify a value from 0 to 6.
  • 0: To select default image 1.
  • 1: To select default image 2.
  • 2: To select default image 3.
  • 3: To select default image 4.
  • 4: To select default image 5.
  • 5: To select default image 6.
  • 6: To select default image 7.
You can define a filename if BACKGROUND_IMAGE_JEM is defined with the same filename.
Note:
Note: If the parameter is not defined, the phone uses Default image 1 as the Avaya J100 Expansion Module background image.
BACKGROUND_IMAGE_SELECTABLE_JEM
Specifies whether the user can select a background image.
The options are:
  • 0: The end user is not allowed to choose the Avaya J100 Expansion Module background image. The value set by an administrator is used.
  • 1: The end user is allowed to choose the Avaya J100 Expansion Module background image.
SCREENSAVER_IMAGE_JEM_FOLLOW_PRIMARY
Specifies whether the Avaya J100 Expansion Module screen saver image always follows the primary display or can have a separate screen saver image.
The options are:
SCREENSAVER_IMAGE_JEM
Specifies a comma-separated list of screen saver images for the Avaya J100 Expansion Module display.
Avaya J100 Expansion Module supports up to 5 screen saver images with the following limitation:
  • Only jpg format files are supported.
  • The maximum file size is 256 KB.
  • The file names are case sensitive.
  • The color depth is limited to 16 bits.
The Avaya J100 Expansion Module has a resolution of 272 x 480 pixels.
The files must be stored in the directory specified by HTTPDIR or TLSDIR.
The file names must be comma-separated without intervening spaces. You can define absolute URLs, absolute paths, relative paths, macros, or file names for the image files.
  • An absolute URL. For example, http://username:password@provisioning.example.com:8088/path/image1.jpg
    If the server requires credential authentication, the credentials must be defined in the URL string.
  • An absolute path that ignores HTTPDIR or TLSDIR. For example,/path/image1.jpg
  • A relative path that is appended to HTTPDIR or TLSDIR. For example,path/image1.jpg
  • Macros. The actual values replace the macros. For example,
    • "$SERIALNO"is replaced with the phone serial number in uppercase.
    • "$MACADDR"is replaced with the phone MAC address in lowercase without intervening colons.
    • "$MODEL4"is replaced with the four-character phone model number in uppercase.
  • File name.
For example, SET SCREENSAVER_IMAGE_JEM "screensaver_example1.jpg,screensaver_example2.jpg"
SCREENSAVER_IMAGE_DISPLAY_JEM
Specifies the screen saver image to be displayed on the Avaya J100 Expansion Module.
To select one of the seven built-in default images, specify a value from 0 to 6.
  • 0: To select default image 1.
  • 1: To select default image 2.
  • 2: To select default image 3.
  • 3: To select default image 4.
  • 4: To select default image 5.
  • 5: To select default image 6.
  • 6: To select default image 7.
To select a custom screen saver image, you can define a file name from the list of file names defined in SCREENSAVER_IMAGE_JEM.
To select a custom screen saver image slide show, you can define a comma-separated list of file names from the list of file names defined in SCREENSAVER_IMAGE_JEM.
Note:
Note: If the parameter is not defined, then the phone uses Default image 1.
SCREENSAVER_IMAGE_SELECTABLE_JEM
Specifies whether the user can select a screen saver image.
The options are:
  • 0: The end user is not allowed to choose the Avaya J100 Expansion Module screen saver image. The value set by an administrator is used.
  • 1: The end user is allowed to choose the Avaya J100 Expansion Module screen saver image.