LG CF181D - Manual (Page 11)

Names of parts
11
* Lamp indicator, operation indicator and temperature indicator at the top of the projector show the user the operating status of the projector.
Operation Indicator
Temperature Indicator
Deco LED
(Lens Shift Dial)
Lamp Indicator
Projector Status Indicators
Operation Indicator
/ Temperature Indicator
Red Standby.
Green Unit is in operation (Lamp is turned on)
Orange (flashing) The lamp is cooling (60 seconds).
Green (flashing) The projector has been turned off due to excessive heat (60 seconds).
Off Power off.
Orange
This is the warning message of excessive heat when the projector is on.
Turn the projector off and check the ventilator.
Red (flashing)
Power has turned off due to problem with the internal cooling fan.
Contact your service center.
Lamp Indicator
Red
Projector lamp is reaching the end of its life and needs
to be replaced with a new lamp.
Red (flashing)
An error has occurred in the projector lamp. Turn the projector on again
after sufficient amount of time. If this indicator flashes red again, contact
your local service center.
Green (flashing) The lamp cover and filter cover is opened.
Deco LED
(Lens Shift Dial)
Blue (flashing) Lamp is starting up.