Barco DP2K-12C Service Manual page 39

Situation
Wire unit (reference 3 image 4-12)
of the fan units is disconnected from
the Signal Backplane.
Blocked Cathode Fan (reference 2
image 4-12).
Damaged wire unit.
Malfunction Fan Control board.
Cathode fan (reference 1
image 4-12) end of life.
1
Image 4-12
Cathode fan connections
Code 5083: "lamp cathode fan - speed low" (Warning)
Situation
Blocked Cathode Fan (reference 2
image 4-12).
Damaged wire unit.
Malfunction Fan Control board.
Cathode fan (reference 1
image 4-12) end of life.
Code 5103: "smps fan 1 (left side) - speed low" (Warning)
Situation
Blocked fan. (reference 1
image 4-13)
Damaged wire unit. (reference 2 &
5 of image 4-13)
Malfunction Fan Control board.
Fan end of life.
R5905043 DP2K-12C/11CX 19/02/2018
Solution
Remove the front cover and front dust filter from the projector and check if the wire unit
(reference 3 image 4-12) is inserted in the Signal Backplane.
Check if the Cathode Fan is not blocked. Ensure that the Cathode Fan can turn freely.
Check if the wire unit of the Cathode Fan is not damaged. Repair if possible, otherwise
replace with new one.
Replace the Fan Control board. See "Removing a board in the card cage", page 213.
Replace the Cathode Fan. See "Lamp cathode fan", page 319.
2
Solution
Check if the Cathode Fan is not blocked. Ensure that the Cathode Fan can turn freely.
Check if the wire unit of the Cathode Fan is not damaged. Repair if possible, otherwise
replace with new one.
Replace the Fan Control board. See "Removing a board in the card cage", page 213.
Replace the Cathode Fan. See "Lamp cathode fan", page 319.
Solution
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 Control board. See "SMPS compartment fans", page 314.
Replace the fan. See "SMPS compartment fans", page 314.
4. Troubleshooting
3
35