58
Troubleshooting
Regarding the indicator lamps
When operation of the
LAMP
,
TEMP
and
POWER
indicators differs from usual,
check and cope with it according to the following table.
POWER
indicator
LAMP
indicator
TEMP
indicator
Description
Lighting
In
Orange
Turned
off
Turned
off
The projector is in a standby state.
Please refer to the section “Power on/off”.
Blinking
In
Green
Turned
off
Turned
off
The projector is warming up.
Please wait.
Lighting
In
Green
Turned
off
Turned
off
The projector is in an on state.
Ordinary operations may be performed.
Blinking
In
Orange
Turned
off
Turned
off
The projector is cooling down.
Please wait.
Blinking
In
Red
(discre-
tionary)
(discre-
tionary)
The projector is cooling down. A certain error
has been detected.
Please wait until
POWER
indicator
fi
nishes blinking,
and then perform the proper measure using the item
descriptions below.
Blinking
In
Red
or
Lighting
In
Red
Lighting
In
Red
Turned
off
The lamp does not light, and there is a possibility
that interior portion has become heated.
Please turn the power off, and allow the projector to
cool down at least 20 minutes. After the projector has
suf
fi
ciently cooled down, please make con
fi
rmation of
the following items, and then turn the power on again.
• Is there blockage of the air passage aperture?
• Is the air
fi
lter dirty?
• Does the peripheral temperature exceed 35°C?
If the same indication is displayed after the remedy,
please change the lamp referring to the section
“Replacing the lamp”.
Blinking
In
Red
or
Lighting
In
Red
Blinking
In
Red
Turned
off
The lamp cover has not been properly
fi
xed.
Please turn the power off, and allow the projector to
cool down at least 45 minutes. After the projector has
suf
fi
ciently cooled down, please make con
fi
rmation of
the attachment state of the lamp cover. After performing
any needed maintenance, turn the power on again.
If the same indication is displayed after the remedy,
please contact your dealer or service company.
Blinking
In
Red
or
Lighting
In
Red
Turned
off
Blinking
In
Red
The cooling fan is not operating.
Please turn the power off, and allow the projector to
cool down at least 20 minutes. After the projector has
suf
fi
ciently cooled down, please make con
fi
rmation
that no foreign matter has become caught in the fan,
etc., and then turn the power on again.
If the same indication is displayed after the remedy,
please contact your dealer or service company.
(Continued on next page)