Barco HDF W series Service Manual

5. Troubleshooting
Code 7811: “Mains voltage high” (Error)
Situation Solution
The mains voltage applied to the
input pins of the switched mode
power supply is above specs.
Check if the mains voltage applied to the projector is w ithin specs. See mains voltage
meter above the projector ON/OFF switch (reference 1 image 5-43). Maximum input
voltage is 240V A C.
Malfunction Fan Control B oard. Replace the Fan Control Board. See "Replacing the Fan control board", page 278.
Malfunction Switched mode power
supply.
Replace the Switched mode power supply. See "Replacement of the SMPS board",
page 166.
Code 7812: “Pump voltage low” (Error)
Situation Solution
Malfunction Switched mode power
supply. N o +12V output voltage
available.
Replace the Switched mode power supply. See "Replacement of the SMPS board",
page 166.
Damaged insulation of the wire unit
(reference 3 image 5-44) of the
pump (reference 2 ima ge 5-44).
Remove the Input & Comm unication Unit and check the insulation of the wire unit
of the pump.
1. Repair the insulation of the wire unit u sing shrink sleeve.
2. If not repairable re place the wire unit.
Wire unit disconnected from the
Power distribution board.
Reconnect the wire unit to the Power distribution board.
Malfunction pump or pump end of
life.
Replace the pump. See "Replacement of the complete cooling pump", page 263.
Malfunction Power distribution board Replace the Power distribution board. Se e "Replacing the Power distribution board",
page 280.
3
2
Image 5-44
Code 7813: “Pump voltage high” (Error)
Situation Solution
Malfunction Fan Control B oard. Replace the Fan Control Board. See "Replacing the Fan control board", page 278.
Code 7815: “Altitude low” (Error)
Situation Solution
Malfunction Fan Control B oard. Replace the Fan Control Board. See "Replacing the Fan control board", page 278.
Code 7817: “Altitude high” (Warning)
Situation Solution
Malfunction Fan Control B oard. Replace the Fan Control Board. See "Replacing the Fan control board", page 278.
Code 7818: “Altitude high” (Error)
Situation Solution
Malfunction Fan Control B oard. Replace the Fan Control Board. See "Replacing the Fan control board", page 278.
R5905312 HDF W SERIES 24/01/2013 75

Barco HDF W series Specifications

General

Brand	Barco
Model	HDF W series
Category	Projector
Language	English