Microtek CX4 - Manual (Page 46)

Problem With The Projector
If a problem occurs with the projector, check first the Indicators on it. Each
Led Indicator represents the following messages:
Power Led Indicator
Color Status Meaning
Green
Remains Lit The projector system is operating normally.
Red Remains Lit The projector is over heated, and the Power is off.
Red Blinks The projector has an internal problem(s).
Lamp Led Indicator
Color Status Meaning
Indication Led remains off
The lamp is turned off.
Green Remains Lit The lamp is turned on.
Green Blinks The projector is warming up.
Orange/Red Blinks
Alternately
The life of the lamp will soon end, please prepare
a replacement.
Orange Blinks The projector is cooling down.
Red Remains Lit The life of the lamp has ended, please replace
with a new lamp now.
Red Blinks There is a problem with the lamp or power supply
of the projector.
The following are solutions to some common problems:
When the Power Led Indicator does not light up:
Check whether the power cord is securely connected with the
projector and the electricity socket, or check whether the lamp cover is
positioned and tightened correctly.
When the Projector Lamp does not light up:
The lamp is burned out; please replace it with a new lamp.
The Power Indicator remains red:
The lamp is turned off automatically due to overheating of the
projector. Wait until the lamp is cooled down before turning the
lamp on.
Check the air vents at the back and at the bottom of the
projector. If the filters are clogged from dust, clean the filters as
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