Barco FLM series Service Manual page 44

3. Troubleshooting
Situation
The temperature on the front side of
the DMD of the red channel is low.
Error 7696 : "Light pipe temp short"
This error may be preceded by a warning. This error can only appear on the FLM HD series.
Situation
Damaged insulation of the wire unit
of the temperature sensor (ref L
image 3-19) which measures the
temperature of the cooling block
at the light pipe entrance. When
disconnecting the wire unit (ref L
image 3-20) of the temperature
sensor from the Formatter Interface
Board (FIB) the error code is
changed to 7697 : "Light pipe temp
open".
Defect temperature sensor which
measures the temperature of the
cooling block at the light pipe
entrance.
Image 3-19
L Temperature sensor on light pipe entrance.
Error 7697 : "Light pipe temp open"
This error may be preceded by a warning. This error can only appear on the FLM HD series.
Situation
Wire unit of the temperature sensor
is disconnected from the Formatter
Interface Board (FIB)
Damaged wire unit of the
temperature sensor (ref L
image 3-19) which measures
the temperature of the cooling block
at the light pipe entrance.
Defect temperature sensor (ref L
image 3-19) on the cooling block at
the light pipe entrance.
42
Solution
If this warning persist, contact Barco for further instructions.
Solution
• Repair the insulation of the wire unit using shrink sleeve.
• If not repairable, replace the whole wire unit and temperature sensor.
Replace the temperature sensor.
Solution
Plug in the wire unit (ref L image 3-20) of the temperature sensor into its socket on
the Formatter Interface Board.
• Repair the wire unit.
• If not repairable, replace the hole wire unit and temperature sensor.
Replace the temperature sensor.
L
R59770072 FLM SERIES 19/03/2007