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Check the
projection
Screen
Check using all black/white screens
with PC connection
Are abnormalities
noticeable on
projection screen?
No
Does the lamp
go off during
operation?
Yes
< Fan error >
Power: 6 blinks.
Lamp: Blinks
Temp: OFF
No
<Over temperture >
Power: OFF
Lamp: OFF
Temp: ON
No
SYSTEM OK
23
• Black lines on screen (horizontal and vertical)
→ DMD Set malfunction
• Missing pixels (Missing white: 1 or more, missing black: 5 or more, or
sequence missing pixels)
Yes
→ DMD Set malfunction
• Shadows on screen
→ Dirt on DMD/projection lens surface
• Bluish shadows on corners of screen (during white screen display)
→ Shifted optical axis of Lens Base Unit
No
System OK
Normal operation
Lamp: 1 blink
Yes
Lamp: 2 blinks
Lamp: 3 blinks
Lamp: 4 blinks
• Temperature protector operated due to the increase in
Yes
temperature, change sensor temperature.
• Temperature protector operated due to blocked suction and
exhaust holes or dirty ,clear fan or change fan.
• Connector
CN601
of Fan disconnected
•
malfunction
Burner fan (Fan1)
• Connector
CN602
of Fan disconnected
•
malfunction
Lamp fan (Fan2)
• Connector
CN603
of Fan disconnected
•
malfunction
Power fan (Fan3)
• Connector
CN604
of Fan disconnected
•Engine fan (Fan4)
malfunction
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