Optoma H78DC3 User Manual - Page 28

Problem: Image is reversed., Problem: Lamp burns out or makes a popping sound, Problem: LED lighting

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English Appendices Problem: Image is reversed. 4 Press "Menu"button then select "Display" to adjust the projection. Problem: Lamp burns out or makes a popping sound 4 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 page 30. Problem: LED lighting message Message Power LED (Blue) Standby State (Input power cord) Off Power on On Power off Flashing Error (Lamp fail) Flashing Error (Thermal switch) Flashing Error (Thermal Pre-cooling) Off Error (Fan lock fail) Flashing Error (Over Temp.) Off Error (Lamp Breakdown) Flashing Temp LED (Orange) Off Off Off Off On Flashing Flashing On Off Lamp LED (Red) Off Off Off On Off Off Off On On 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. 29

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E
nglish
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Problem: Image is reversed.
4
Press “Menu”button then select “Display” to adjust the projection.
Problem: Lamp burns out or makes a popping sound
4
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 replacethe
lamp, follow the procedures in the “Replacing the Lamp”section on
page 30.
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.
Appendices