Appendices

Problem: Image is reversed.

4Press “Menu”button then select “Display” to adjust the projection.

Problem: Lamp burns out or makes a popping sound

4When 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 replacethe lamp, follow the procedures in the “Replacing the Lamp”section on page 30.

English

Problem: LED lighting message

Message

Power LED

Temp LED

Lamp LED

(Blue)

(Orange)

(Red)

 

Standby State

Off

Off

Off

(Input power cord)

 

 

 

Power on

On

Off

Off

Power off

Flashing

Off

Off

Error (Lamp fail)

Flashing

Off

On

Error (Thermal switch)

Flashing

On

Off

Error (Thermal Pre-cooling)

Off

Flashing

Off

Error (Fan lock fail)

Flashing

Flashing

Off

Error (Over Temp.)

Off

On

On

Error

Flashing

Off

On

(Lamp Breakdown)

 

 

 

Problem: Message Reminders

4“Lamp may fail soon! Replacement suggested!” will be shown about 10 seconds when lamp life is going to deplete.

4“Over Temperature” will be shown momentarily before shutdown if system temperature is too high.

4“Fan Fail” will be shown mometarily before shutdown is fan is out of order.

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Image 29
Optoma Technology H77 manual Problem Image is reversed, Problem Lamp burns out or makes a popping sound