Lamp and Temperature indicators
When an indicator lights up
If a problem should occur inside the projector, the lamp indicator <LAMP> and the
t
emperature indicator <TEMP> will inform
you by lighting or blinking. Check the status of the indicators and remedy the indicated problems as follows.
Attention
f
Before you take a remedial measure, follow the procedure of switching the power off indicated in “Powering Off the
Projector”. (
Æ
page 44)
Lamp indicator <LAMP>
Temperature indicator <TEMP>
Lamp indicator <LAMP>
Indicator status
Lighting in red
Blinking in red
Status
Time to replace the lamp unit.
(
Æ
page 130)
A problem is detected in the lamp or the power supply for the
lamp.
Check
f
Was [REPLACE LAMP] displayed
when you turned on the power?
f
The indicator lights up when the
runtime of the lamp unit has reached
5 000 hours (when [LAMP POWER] is
set to [NORMAL]).
f
Have you turned on the
power again immediately
after turning it off?
f
Some error has occurred in
the lamp circuit. Check for
fluctuation (or drop) in the
source voltage.
Remedy
f
Replace the lamp unit.
f
Wait a while until the
luminous lamp cools off,
and then turn on the power.
f
Turn off the projector, and
unplug the AC power cord,
and consult your dealer.
Note
f
If the lamp indicator <LAMP> is still lighting or blinking after taking the preceding measures, ask your dealer for repair.
Temperature indicator <TEMP>
Indicator status
Lighting in red
Blinking in red
Blinking in red (Slow)
Status
The air filter unit is clogged, internal
temperature is high (warning).
The air filter unit is clogged,
internal temperature is high
(standby status).
The projector detects an
abnormal condition and
cannot be turned on.
Check
f
Is the air intake/exhaust port blocked?
f
Is the room temperature high?
f
Is the air filter unit dirty?
_
Remedy
f
Remove any objects that are blocking the air intake/ exhaust port.
f
Install the projector in a location with an ambient temperature of 0 °C
(32 °F) to 40 °C (104 °F)*
1
f
Do not use the projector at high altitudes of 2 700 m (8 858') or higher
above sea level.
f
Replace the air filter unit. (
Æ
page 128)
f
If the projector is turned off
again, unplug the AC power
cord and contact the dealer
or the service center for
service and checkup.
*1 When using the projector at high altitudes (between 1 200 m (3 937’) and 2 700 m (8 858’) above sea level), the operating
environment temperature should be between 0 °C (32 °F) and 30 °C (86 °F).
Note
f
If the temperature indicator <TEMP> is still lighting or blinking after taking the preceding measures, ask your dealer for
repair.
f
If the [LAMP POWER] is set to [NORMAL], [LAMP POWER] may be set to [ECO] forcibly to protect the projector when the
operating environment temperature becomes 35 °C (95 °F) ~ 40 °C (104 °F).
ENGLISH
-
127
Chapter 6 Maintenance - Lamp and Temperature indicators
