InFocus IN5316HD Service Manual page 30

Delta Elec. Inc.
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?
Fan Stop or
Fan speed didn't
match spec. ?
<Over temperature >
Temp: Stick Red
<Thermal Break>
PWR : RED flashing x7
Company Confidential
30
IN5316HD_IN5318
• Black lines on screen (horizontal and vertical)
→ DMD Set malfunction
Yes
• 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
Yes
System OK
Normal operation
Yes
• PWR LED flashing x6 , Ready LED flashing x1 : Fan1 NG
• PWR LED flashing x6 , Ready LED flashing x2 : Fan2 NG
• PWR LED flashing x6 , Ready LED flashing x3 : Fan3 NG
Yes
• 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
Yes
•
Check MB BD CN300 connection.
InFocus___________________
Rev.00
Delta________________
2011/10/11