Barco F90 Service Manual page 75

Code E4000700: "Radiator Fan 4 speed too low" (Error)
Situation
Blocked fan
Wiring issue
Fan end of life.
Code E4000900: "Peltier Element temperature too low"
Situation
Peltier element cooling red laser part
not functioning
Code E7000001: "DMD temperature exceeded" (Error)
Situation
DMD temperature exceeded due to
DMD cooling system malfunction.
Code E8000001: "Colorwheel temperature exceeded" (Error)
Situation
ColorWheel temperature exceeded.
Code E9000000: "PSU mainpower low limit reached" (Error)
Situation
Internal Power Supply not functioning
well due to incoming mains voltage
too low .
Code E9000001: " PSU mainpower exceeded" (Error)
Situation
Internal Power Supply not functioning
well due to incoming mains voltage
too high .
Code E9000100: "PSU Mainboard 12V low limit reached" (Error)
Situation
Potential malfunction of the PSU:
Main 12V Minimal voltage not
available.
Code E9000101: "PSU Mainboard 12V exceeded" (Error)
Situation
Potential malfunction of the PSU:
Main 12V voltage exceeded.
Code E9000200: "PSU Standby 12V lower limit reached" (Error)
Situation
Potential malfunction of the PSU:
12V_Stby Minimal voltage not
available.
723–0016 F90 01/12/2017
Solution
Remove the fan from the radiator assembly and verify if the fan is not blocked. .
Check the connection towards the thermal hub board. If problem persists, replace the
fan.
Replace the fan.
Solution
Check the wiring towards the thermal hub.
Solution
• Check if the cooling circuit of the Light Processor is connected with the pump and
heat exchanger.
• Check if the 4 screws that hold the cold plate to the back of the DMD board, are
tightened.
Solution
Check if the cooling circuit of the Light source is connected with the pump and heat
exchanger.
Solution
Check if the power cord correctly plug into the power input socket of the projector and if it
is correctly plug into a grounded AC outlet.
Solution
Check if the power cord correctly plug into the power input socket of the projector and if it
is correctly plug into a grounded AC outlet.
Solution
Replace the PSU.
Solution
Replace the PSU..
Solution
Replace the PSU. See service procedure .
17. Troubleshooting
73