Barco DP2K-12C Service Manual page 47

Code 5273: "dmd blue fan - speed low" (Warning)
Situation
Wire unit of the fan disconnected.
Blocked fan.
Damaged wire unit.
Fan end of life.
Malfunction Fan & Motor Control
Board
Other fans are also not spinning.
Defect Signal Backplane
Code 5280: "ambient - temperature too high" (Error)
This error code is probably preceded by the warning code: ambient - temperature high".
Situation
Ambient temperature too high.
Blocked filter at the front side of the
projector.
Malfunction air extraction system.
Malfunction Fan Control board.
Code 5281: "ambient - temperature high" (Warning)
Situation
Blocked high density filter at the front
side of the projector.
Ambient temperature too high.
Malfunction air extraction system.
Code 5283: "ambient - temperature low" (Warning)
Situation
Ambient temperature is too low.
Defect temperature sensor.
Malfunction Fan & Motor Control
board.
Code 5284: "ambient - temperature sensor open" (Error)
Situation
Malfunction Fan Control board.
Code 5285: "ambient - temperature sensor short" (Error)
Situation
Malfunction Fan Control board.
R5905043 DP2K-12C/11CX 19/02/2018
Solution
Check if the wire unit of the fan is connected with the Signal backplane See reference
3 image 4-23.
Check the fan connection with the wire unit to the signal backplane.
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.
Replace the Fan & Motor Control Board. See "Removing a board in the card cage",
page 213.
Replace the SMPS Board. See "Replacement of the Switched Mode Power Supply",
page 281.
Replace the Signal Backplane, see "Replacement of the signal back plane", page 231.
Solution
Check the ambient temperature at the air inlets of the projector. Make sure that the
ambient temperature does not exceed 35°C (95°F).
Clean the front filter or replace with new one. See "Removing the front dust filter",
page 333
Check the condition of the air extraction system. The air extraction system must be
capable of removing minimum 6,65 m³/min or 235 CFM per installed digital projector.
Replace the Fan Control board. See "Removing a board in the card cage", page 213.
Solution
Replace the front high density filter with a new one. See "Removing the front dust filter",
page 333.
Check the ambient temperature at the air inlets of the projector. Make sure that the
ambient temperature does not exceed 35°C (95°F).
Check the condition of the air extraction system. The air extraction system must be
capable of removing minimum 6,65 m³/min or 235 CFM per installed digital projector.
Solution
Check the ambient temperature at the air inlets of the projector. Makes sure that the
ambient temperature is not lower than 0°C (32°F).
Replace the Fan & Motor Control board. See "Removing a board in the card cage",
page 213.
Replace the Fan & Motor Control board. See "Removing a board in the card cage",
page 213.
Solution
Replace the Fan Control board, see "Removing a board in the card cage", page 213.
Solution
Replace the Fan Control board. See "Removing a board in the card cage", page 213.
4. Troubleshooting
43