The following file created as a JPG file can be used as wallpaper for the map view of the GUI window Main view (when the entire configuration is displayed). The $INS_DIR means "Destination Folder" specified at the Client installation.
The client must be restarted to reflect the wallpaper.
$INS_DIR\Client\eclipse\plugins\com.fujitsu.systemwalker.rcnr.client_x.x.x\icons\san_backimage.jpg
(x.x.x will be different depending on the product version.)