IEI Integration IEM-LX v1.10 - Manual (Page 80)

IEM-LX-800 ETX CPU Module
Page 64
LP Active Period [Free Running]
Use the LP Active Period option to set the LDE/MOD signal to the panel. Configuration
options are listed below.
Active Only
Free running (Default)
6.5 Integrated Peripherals
Use the Integrated Peripherals menu (BIOS Menu 7) to change the attached peripheral
devices configuration options.