The DCMÂ46 Display Control Module is used to dis play status and control devices in the LSN 2000 Life Safety System. The DCMÂ46 consists of 40 programÂmable Red/Green/Blue LED's and 40 membrane switches. Activated devices can be represented by colorÂcoded illuminated positions on the DCMÂ46. Devices in trouble can be indicated by an amber color coded display. In addition to individual devices, the display positions can be used to indicate the state of device groups, timers, or events.