Barco FLM series Service Manual page 55

Situation
Malfunction TEC of the involved
DMD. Use the "diode test" of a
multi-meter to check out the TEC.
Polarity doesn't matter. The TEC is
not OK in case the measured value
is higher then 0,01 volt.
Poor assembly of DMD or Peltier +
cooler block.
Error 7985 : "Red DMD temp low"
This is a warning.
Situation
The electronics of the light
processor remains off due to a low
DMD temperature.
Error 7987 : "Fan speed smps 2 too low"
This error may be preceded by a warning.
Situation
Disconnected wire unit.
Blocked fan.
Damaged wire unit.
Fan end of life.
Error 7989 : "Fan speed smps 1 too low"
This error may be preceded by a warning.
Situation
Disconnected wire unit.
Blocked fan.
Damaged wire unit.
Fan end of life.
Error 7991 : "Fan speed heat ex. too low"
This error may be preceded by a warning.
Situation
Disconnected wire unit.
Blocked fan.
Damaged wire unit.
Fan end of life.
Error 7993 : "Fan speed cold mirror too low"
This error may be preceded by a warning.
R59770072 FLM SERIES 19/03/2007
Solution
Remove the light processor from its compartment and replace the malfunction TEC.
If problem persist contact Barco for further instructions.
Reinstall the Peltier.
Solution
Turning on the lamp will heat up the light processor and the DMD's.
Solution
Reconnect the wire unit of the fan.
Unblock the fan. Ensure that the fan can turn freely.
Check if the wire unit of the fan is not damaged. Repair if possible, otherwise replace
with new one.
Replace the fan. See "SMPS fans", page 270.
Solution
Reconnect the wire unit of the fan.
Unblock the fan. Ensure that the fan can turn freely.
Check if the wire unit of the fan is not damaged. Repair if possible, otherwise replace
with new one.
Replace the fan. See "SMPS fans", page 270.
Solution
Reconnect the wire unit of the fan.
Unblock the fan. Ensure that the fan can turn freely.
Check if the wire unit of the fan is not damaged. Repair if possible, otherwise replace
with new one.
Replace the fan. See"Heat exchanger fan", page 234.
3. Troubleshooting
53