The lights on the projector indicate the projector status and let you know when a problem occurs. Check the status and color of the lights and look for a solution in the table here.
1 WLAN (Wireless LAN) light (PowerLite Home Cinema 2045)
2 Status light 3 Power button/light 4 Screen Mirroring light (PowerLite Home Cinema 2045) 5 Lamp light 6 Temp (temperature) light
Note:If the lights display a pattern not listed in the table above, turn the projector off, unplug it, and contact Epson for help.