191
Troubleshooting
O
ther Information
T
roub
lesho
o
ting
Symptoms and Solutions
■
You Cannot Turn on the Projector
WARNING
(only) flashes 3
times
repeatedly.
Filter error
The air filter is not installed. Check whether or not
the air filter is installed correctly. Contact the
Canon Customer Support Center if the same
warning occurs again.
WARNING
(only) flashes 6
times
repeatedly.
Faulty lens
connector
The lens cable is not connected to the lens unit
correctly. Unplug the projector, connect the lens
cable to the lens unit correctly, and then plug the
projector in again. Contact the Canon Customer
Support Center if the same warning occurs
again.
Cause
Countermeasure
The power cord is not
connected correctly.
Check whether the power cord is connected
correctly. (
The power cord has just
been connected.
Wait at least one second after plugging the projector
in until you press the
POWER
button. You cannot
turn the projector on immediately after plugging it in.
(
The lamp cover is open.
Unplug the projector from the power outlet, then
install the lamp cover correctly and turn on the
projector again.
The safety device is
activated because the air
intake or the exhaust
vent is blocked and the
internal temperature of
the projector has
increased.
When the safety device is active, the [POWER ON]
indicator does not turn on when you connect the
power cord. You cannot disable this safety device.
Remove any obstacle that is blocking the air intake or
exhaust vent and contact the Canon Customer
Support Center.
The lens connector is
not attached correctly.
The lens cable is not connected to the lens unit
correctly. Unplug the projector, connect the lens
cable to the lens unit correctly, and then plug the
projector in again. Contact the Canon Customer
Support Center if the same warning occurs again.
The air filter is not
installed correctly.
Check whether the air filter is installed correctly.
(
Key lock is enabled.
Check that Key lock (
) is not enabled for the
projector or the remote control.
LED indicator
status
Meaning
Cause and countermeasure