Delta Elec. Inc.
HD86
Company Confidential Optoma___________________ Delta________________
26
2009/08/18
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• 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
• Thermal break active due to lamp housing over temp.
<Over temperture >
TEMP LED ON
Fan Stop or
Fan speed didn’t
match spec. ?
• Temperature protector operated due to the increase
in temperature based on operating environment
• Temperature protector operated due to blocked suction and
exhaust holes or dirty fan
• PWR LED flashing x6 , Lamp LED flashing x1 : Fan1 NG
• PWR LED flashing x6 , Lamp LED flashing x2 : Fan2 NG
• PWR LED flashing x6 , Lamp LED flashing x3 : Fan3 NG
<Thermal Break>
TBD
No
No
No
No
Yes
Yes
Yes
Yes
Yes