Eiki EK-400X, Service Manual, Page: 23 / 75

23
Yes
Yes
• 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)
→
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
Check the
projection
Screen
Check using all black/white screens
with PC connection
Are abnormalities
noticeable on
projection screen?
Does the lamp
go off during
operation?
System OK
Normal operation
• Temperature protector operated due to the increase in
temperature, change sensor temperature.
• Temperature protector operated due to blocked suction and
exhaust holes or dirty ,clear fan or change fan.
No
Yes
No
< Fan error >
Power: 6 blinks.
Lamp: Blinks
Temp: OFF
<Over temperture >
Power: OFF
Lamp: OFF
Temp: ON
No
No
SYSTEM OK
• Connector CN602 of Fan disconnected
•
Lamp fan (Fan2)
malfunction
• Connector CN603 of Fan disconnected
•
Power fan (Fan3)
malfunction
• Connector CN601 of Fan disconnected
•
Burner fan (Fan1)
malfunction
• Connector CN604 of Fan disconnected
•
Engine fan (Fan4)
malfunction
Lamp: 1 blink
Lamp: 2 blinks
Lamp: 3 blinks
Lamp: 4 blinks
Yes