Optoma Technology EP728 Intermission Problems, Projector Status Indication, Appendices, English

Models: EP721 EP723 EP727 EP728

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Intermission Problems

Appendices

Intermission Problems

 The projector stops responding to all controls The projector stops responding to all controls

If possible, turn off the projector, then unplug the power cord and wait at least 60 seconds before reconnecting power.

 Lamp burns out or makes a popping sound Lamp burns out or makes a popping sound

When the lamp reaches its end of life, it will burn out and may make a loud popping sound. If this happens, the projector will not turn on until the lamp module has been replaced. To replace the lamp, follow the procedures in the “Replacing the Lamp” section on pages 47-48.

Projector Status Indication

Projector Status IndicationLED lighting message

Message

Power LED

Temp-LED

Lamp-LED

(Green/Amber)

(Red)

(Red)

 

Standby State

Flashing

 

 

(Input power cord)

Amber

 

 

Power on (Warming)

Flashing

 

 

Green

 

 

 

 

 

Lamp lighting

Green

 

 

Error (Over Temp.)

 

 

 

Error (Fan fail)

 

Flashing

 

 

(0.25s on, 0.25s off)

 

 

 

 

Error (Lamp fail)

 

 

 

Steady light

No light

 

English 44

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Image 44
Optoma Technology EP728 Intermission Problems, Projector Status Indication, Appendices, LED lighting message, English