When trying to open the console via ilom, the screen does not turn on due to the incompatibility in the java security settings. You can solve this problem with a change to the java security (java.security) file on your computer.
Depending on the java version used, the directory may vary. The sample directory will be as follows.
C:\Program Files (x86)\Java\jre1.8.0_65\lib\security\java.security
First, make a copy of the current file. Add the # in front of the following line in this file.
it should be as follows.
Save the file. The console screen will open when you try again.