This article relates to the following simulator models:
When the simulator is left powered on but not running any tests the LCD will eventually go into a 'stand-by' mode. As soon a scenario is started the LCD display will light up again as normal.
But if you wish to view details on the LCD without having to start a scenario you can use the IEEE/IP String Send Utility, installed with PosApp (SimGEN) software, to send the command = LCDP -1