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D. Troubleshooting
Error
code
Description Error Warning
Caused by
Action
7694
Red front DMD
temp high
Yes Yes High temperature on red DMD
Check if air slots are free.
Clean air filters.
If problem persists, call a qualified
service engineer
7693
Red front DMD
temp open
Yes Yes Temperature sensor on Red DMD
not connected
Call a qualified service engineer
7692 Red front DMD
temp short
Yes Yes Temperature sensor on Red DMD
shorted
Call a qualified service engineer
7691
Green front
DMD temp low
No Yes Low temperature on green DMD
Switching on the lamp will heat up
the DMD
7690
Green front
DMD temp high
Yes Yes High temperature on green DMD
Check if air slots are free.
Clean air filters.
If problem persists, call a qualified
service engineer
7689
Green front
DMD temp
open
Yes Yes Temperature sensor on green DMD
not connected
Call a qualified service engineer
7888
Green front
DMD temp
short
Yes Yes Temperature sensor on green DMD
shorted
Call a qualified service engineer
7687 Blue front DMD
temp low
Yes
-
Low temperature on blue DMD Switching on the lamp will heat up
the DMD
7686
Blue front DMD
temp high
Yes Yes High temperature on blue DMD
Check if air slots are free.
Clean air filters.
If problem persists, call a qualified
service engineer
7685
Blue front DMD
temp open
Yes Yes Temperature sensor on blue DMD
not connected
Call a qualified service engineer
7684 Blue front DMD
temp short
Yes Yes Temperature sensor on blue DMD
shorted
Call a qualified service engineer
7676 Front block
temp high
Yes Yes
High temperature on front DMD
cooling block
Check if air slots are free.
Clean air filters.
If problem persists, call a qualified
service engineer
7675 Front block
temp open
Yes Yes
Temperature sensor on front cooling
block not connected
Call a qualified service engineer
7674 Front block
temp short
Yes Yes
Temperature sensor on front cooling
block shorted
Call a qualified service engineer
7672 Red block temp
high
Yes Yes High temperature on red DMD
cooling block
Check if air slots are free.
Clean air filters.
If problem persists, call a qualified
service engineer
7671 Red block temp
open
Yes Yes Temperature sensor on red DMD
cooling block not connected
Call a qualified service engineer
7670 Red block temp
short
Yes Yes Temperature sensor on red DMD
cooling block shorted
Call a qualified service engineer
7668
Green block
temp high
Yes Yes High temperature on green DMD
cooling block
Check if air slots are free.
Clean air filters.
If problem persists, call a qualified
service engineer
7667
Green block
temp open
Yes Yes Temperature sensor on green DMD
cooling block not connected
Call a qualified service engineer
7666
Green block
temp short
Yes Yes Temperature sensor on green DMD
cooling block shorted
Call a qualified service engineer
R5976986 FLM HD18 15/03/2010 213