Sony VPL-VW550ES Guide De Référence Rapide page 19

Error Handling
Warning Indicators
The ON/STANDBY or WARNING indicator lights up or flashes if there is any trouble with
your projector.
Flashing/Lighting indicators
(Lights in red) (Flashes in red)
(Flashes in red)
(Flashes in red)
Both indicators flash
Note
When a warning indicator other than the above starts flashing, and the symptom persists even after
carrying out the above methods, consult with qualified Sony personnel.
ON/STANDBY
WARNING
indicator
indicator
The number of Cause and Remedy
flashes
Twice Close the lamp cover securely, then tighten
the screws securely.
Three times The temperature of lamp is unusually high.
Turn off the power and wait for the lamp to
cool, then turn on the power again.
If the symptom persists, the lamp may be at
the end of its service life. In this case,
replace the lamp with a new one.
Twice The internal temperature is unusually high.
Check to ensure that if nothing is blocking
the ventilation holes or whether or not the
unit is being used at high altitudes.
Three times The fan is broken. Consult with qualified
Sony personnel.
If there is any problem or an error message appears on the
screen, refer to "Error Handling" in the Operating
Instructions contained in the supplied CD-ROM.
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